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Merge pull request #2362 from taosdata/hotfix/taos-tools 

fix coverity's bug
This commit is contained in:
Shengliang Guan 2020-06-19 14:46:10 +08:00 committed by GitHub
parent f26403d121 e70de288e1
commit e5294ee5bb
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
32 changed files with 2354 additions and 642 deletions
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8
src/client/src/TSDBJNIConnector.c
View File

@ -342,7 +342,7 @@ JNIEXPORT jlong JNICALL Java_com_taosdata_jdbc_TSDBJNIConnector_getResultSetImp(
STscObj *pObj = pSql->pTscObj; STscObj *pObj = pSql->pTscObj;
if (tscIsUpdateQuery(pSql)) { if (tscIsUpdateQuery(pSql)) {
taos_free_result(pSql); // free result here // taos_free_result(pSql); // free result here
jniTrace("jobj:%p, conn:%p, no resultset, %p", jobj, pObj, (void *)tres); jniTrace("jobj:%p, conn:%p, no resultset, %p", jobj, pObj, (void *)tres);
return 0; return 0;
} else { } else {
@ -383,7 +383,7 @@ JNIEXPORT jint JNICALL Java_com_taosdata_jdbc_TSDBJNIConnector_getAffectedRowsIm
} }
jint ret = taos_affected_rows((SSqlObj *)res); jint ret = taos_affected_rows((SSqlObj *)res);
jniTrace("jobj:%p, conn:%p, sql:%p, affect rows:%d", jobj, tscon, (SSqlObj*)res, ret); jniTrace("jobj:%p, conn:%p, sql:%p, res: %p, affect rows:%d", jobj, tscon, (void *)con, (void *)res, ret);
return ret; return ret;
} }
@ -409,10 +409,10 @@ JNIEXPORT jint JNICALL Java_com_taosdata_jdbc_TSDBJNIConnector_getSchemaMetaData
// jobject arrayListObj = (*env)->NewObject(env, g_arrayListClass, g_arrayListConstructFp, ""); // jobject arrayListObj = (*env)->NewObject(env, g_arrayListClass, g_arrayListConstructFp, "");
if (num_fields == 0) { if (num_fields == 0) {
jniError("jobj:%p, conn:%p, resultset:%p, fields size is %d", jobj, tscon, (void*)res, num_fields); jniError("jobj:%p, conn:%p, resultset:%p, fields size is %d", jobj, tscon, (void *)res, num_fields);
return JNI_NUM_OF_FIELDS_0; return JNI_NUM_OF_FIELDS_0;
} else { } else {
jniTrace("jobj:%p, conn:%p, resultset:%p, fields size is %d", jobj, tscon, (void*)res, num_fields); jniTrace("jobj:%p, conn:%p, resultset:%p, fields size is %d", jobj, tscon, (void *)res, num_fields);
for (int i = 0; i < num_fields; ++i) { for (int i = 0; i < num_fields; ++i) {
jobject metadataObj = (*env)->NewObject(env, g_metadataClass, g_metadataConstructFp); jobject metadataObj = (*env)->NewObject(env, g_metadataClass, g_metadataConstructFp);
(*env)->SetIntField(env, metadataObj, g_metadataColtypeField, fields[i].type); (*env)->SetIntField(env, metadataObj, g_metadataColtypeField, fields[i].type);

49
src/connector/jdbc/.classpath Normal file
View File

@ -0,0 +1,49 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" output="target/classes" path="src/main/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" output="target/test-classes" path="src/test/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
<attribute name="test" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" path="target/generated-sources/annotations">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
<attribute name="ignore_optional_problems" value="true"/>
<attribute name="m2e-apt" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" output="target/test-classes" path="target/generated-test-sources/test-annotations">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
<attribute name="ignore_optional_problems" value="true"/>
<attribute name="m2e-apt" value="true"/>
<attribute name="test" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="output" path="target/classes"/>
</classpath>

23
src/connector/jdbc/.project Normal file
View File

@ -0,0 +1,23 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>taos-jdbcdriver</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.m2e.core.maven2Builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
<nature>org.eclipse.m2e.core.maven2Nature</nature>
</natures>
</projectDescription>

5
src/connector/jdbc/.settings/org.eclipse.core.resources.prefs
View File

@ -1,5 +0,0 @@
eclipse.preferences.version=1
encoding//src/main/java=GBK
encoding//src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java=UTF-8
encoding//src/main/resources=UTF-8
encoding/<project>=UTF-8

13
src/connector/jdbc/.settings/org.eclipse.jdt.core.prefs
View File

@ -1,13 +0,0 @@
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
org.eclipse.jdt.core.compiler.compliance=1.6
org.eclipse.jdt.core.compiler.debug.lineNumber=generate
org.eclipse.jdt.core.compiler.debug.localVariable=generate
org.eclipse.jdt.core.compiler.debug.sourceFile=generate
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
org.eclipse.jdt.core.compiler.source=1.6

4
src/connector/jdbc/.settings/org.eclipse.m2e.core.prefs
View File

@ -1,4 +0,0 @@
activeProfiles=
eclipse.preferences.version=1
resolveWorkspaceProjects=true
version=1

57
src/connector/jdbc/pom.xml
View File

@ -1,16 +1,13 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>com.taosdata.jdbc</groupId> <groupId>com.taosdata.jdbc</groupId>
<artifactId>taos-jdbcdriver</artifactId> <artifactId>taos-jdbcdriver</artifactId>
<version>1.0.3</version> <version>1.0.3</version>
<packaging>jar</packaging> <packaging>jar</packaging>
<name>JDBCDriver</name> <name>JDBCDriver</name>
<url>https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc</url> <url>https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc</url>
<description>TDengine JDBC Driver</description> <description>TDengine JDBC Driver</description>
<licenses> <licenses>
<license> <license>
<name>GNU AFFERO GENERAL PUBLIC LICENSE Version 3</name> <name>GNU AFFERO GENERAL PUBLIC LICENSE Version 3</name>
@ -18,14 +15,12 @@
<distribution>repo</distribution> <distribution>repo</distribution>
</license> </license>
</licenses> </licenses>
<scm> <scm>
<connection>scm:git:git://github.com/taosdata/TDengine.git</connection> <connection>scm:git:git://github.com/taosdata/TDengine.git</connection>
<developerConnection>scm:git:git@github.com:taosdata/TDengine.git</developerConnection> <developerConnection>scm:git:git@github.com:taosdata/TDengine.git</developerConnection>
<url>https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc</url> <url>https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc</url>
<tag>HEAD</tag> <tag>HEAD</tag>
</scm> </scm>
<developers> <developers>
<developer> <developer>
<name>taosdata</name> <name>taosdata</name>
@ -34,17 +29,13 @@
<organizationUrl>https://www.taosdata.com/</organizationUrl> <organizationUrl>https://www.taosdata.com/</organizationUrl>
</developer> </developer>
</developers> </developers>
<properties> <properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version> <java.version>1.8</java.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version> <maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<commons-logging.version>1.1.2</commons-logging.version> <commons-logging.version>1.1.2</commons-logging.version>
<commons-lang3.version>3.5</commons-lang3.version> <commons-lang3.version>3.5</commons-lang3.version>
</properties> </properties>
<dependencies> <dependencies>
<dependency> <dependency>
<groupId>commons-logging</groupId> <groupId>commons-logging</groupId>
@ -62,8 +53,18 @@
<artifactId>commons-lang3</artifactId> <artifactId>commons-lang3</artifactId>
<version>${commons-lang3.version}</version> <version>${commons-lang3.version}</version>
</dependency> </dependency>
<dependency>
<groupId>org.jacoco</groupId>
<artifactId>jacoco-maven-plugin</artifactId>
<version>0.8.3</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13</version>
<scope>test</scope>
</dependency>
</dependencies> </dependencies>
<build> <build>
<plugins> <plugins>
<plugin> <plugin>
@ -72,7 +73,6 @@
<version>3.0.0</version> <version>3.0.0</version>
<configuration> <configuration>
<descriptors> <descriptors>
<!--<descriptor>src/main/assembly/assembly.xml</descriptor>-->
<descriptor>src/main/assembly/assembly-jar.xml</descriptor> <descriptor>src/main/assembly/assembly-jar.xml</descriptor>
</descriptors> </descriptors>
</configuration> </configuration>
@ -98,8 +98,39 @@
<showDeprecation>true</showDeprecation> <showDeprecation>true</showDeprecation>
</configuration> </configuration>
</plugin> </plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.12.4</version>
<configuration>
<testFailureIgnore>true</testFailureIgnore>
</configuration>
</plugin>
<plugin>
<groupId>org.jacoco</groupId>
<artifactId>jacoco-maven-plugin</artifactId>
<version>0.8.3</version>
<configuration>
<includes>
<include>com/**/*</include>
</includes>
</configuration>
<executions>
<execution>
<id>pre-test</id>
<goals>
<goal>prepare-agent</goal>
</goals>
</execution>
<execution>
<id>post-test</id>
<phase>test</phase>
<goals>
<goal>report</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins> </plugins>
</build> </build>
</project> </project>

5
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBDatabaseMetaData.java
View File

@ -527,8 +527,9 @@ public class TSDBDatabaseMetaData implements java.sql.DatabaseMetaData {
public ResultSet getTables(String catalog, String schemaPattern, String tableNamePattern, String[] types) public ResultSet getTables(String catalog, String schemaPattern, String tableNamePattern, String[] types)
throws SQLException { throws SQLException {
if (conn != null && !conn.isClosed()) { Statement stmt = null;
Statement stmt = conn.createStatement(); if (null != conn && !conn.isClosed()) {
stmt = conn.createStatement();
if (catalog == null || catalog.length() < 1) { if (catalog == null || catalog.length() < 1) {
catalog = conn.getCatalog(); catalog = conn.getCatalog();
} }

223
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBError.java
View File

@ -1,223 +0,0 @@
/***************************************************************************
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************/
package com.taosdata.jdbc;
import java.util.HashMap;
import java.util.Map;
/**
*
* TDengine error code and error message enumeration.
*
*/
public enum TSDBError {
TSDB_CODE_SUCCESS(0, "success"),
TSDB_CODE_ACTION_IN_PROGRESS(1, "in progress"),
TSDB_CODE_LAST_SESSION_NOT_FINISHED(5, "last session not finished"),
TSDB_CODE_INVALID_SESSION_ID(6, "invalid session ID"),
TSDB_CODE_INVALID_TRAN_ID(7, "invalid tran ID"),
TSDB_CODE_INVALID_MSG_TYPE(8, "invalid msg type"),
TSDB_CODE_ALREADY_PROCESSED(9, "alredy processed"),
TSDB_CODE_AUTH_FAILURE(10, "authentication failure"),
TSDB_CODE_WRONG_MSG_SIZE(11, "wrong msg size"),
TSDB_CODE_UNEXPECTED_RESPONSE(12, "unexpected response"),
TSDB_CODE_INVALID_RESPONSE_TYPE(13, "invalid response type"),
TSDB_CODE_NO_RESOURCE(14, "no resource"),
TSDB_CODE_INVALID_TIME_STAMP(15, "invalid time stamp"),
TSDB_CODE_MISMATCHED_METER_ID(16, "mismatched meter ID"),
TSDB_CODE_ACTION_TRANS_NOT_FINISHED(17, "transcation not finished"),
TSDB_CODE_ACTION_NOT_ONLINE(18, "not online"),
TSDB_CODE_ACTION_SEND_FAILD(19, "send failed"),
TSDB_CODE_NOT_ACTIVE_SESSION(20, "not active session"),
TSDB_CODE_INSERT_FAILED(21, "insert failed"),
TSDB_CODE_APP_ERROR(22, "App error"),
TSDB_CODE_INVALID_IE(23, "invalid IE"),
TSDB_CODE_INVALID_VALUE(24, "invalid value"),
TSDB_CODE_REDIRECT(25, "service not available"),
TSDB_CODE_ALREADY_THERE(26, "already there"),
TSDB_CODE_INVALID_TABLE_ID(27, "invalid meter ID"),
TSDB_CODE_INVALID_SQL(28, "invalid SQL"), // this message often comes with additional info which will vary based on the specific error situation
TSDB_CODE_NETWORK_UNAVAIL(29, "failed to connect to server"),
TSDB_CODE_INVALID_MSG_LEN(30, "invalid msg len"),
TSDB_CODE_INVALID_DB(31, "invalid DB"),
TSDB_CODE_INVALID_TABLE(32, "invalid table"),
TSDB_CODE_DB_ALREADY_EXIST(33, "DB already there"),
TSDB_CODE_TABLE_ALREADY_EXIST(34, "table already there"),
TSDB_CODE_INVALID_USER(35, "invalid user name"),
TSDB_CODE_INVALID_ACCT(36, "invalid acct name"),
TSDB_CODE_INVALID_PASS(37, "invalid password"),
TSDB_CODE_DB_NOT_SELECTED(38, "DB not selected"),
TSDB_CODE_MEMORY_CORRUPTED(39, "memory corrupted"),
TSDB_CODE_USER_ALREADY_EXIST(40, "user name exists"),
TSDB_CODE_NO_RIGHTS(41, "not authorized"),
TSDB_CODE_DISCONNECTED(42, "login disconnected), login again"),
TSDB_CODE_NO_MASTER(43, "mgmt master node not available"),
TSDB_CODE_NOT_CONFIGURED(44, "not configured"),
TSDB_CODE_INVALID_OPTION(45, "invalid option"),
TSDB_CODE_NODE_OFFLINE(46, "node offline"),
TSDB_CODE_SYNC_REQUIRED(47, "sync required"),
TSDB_CODE_NO_ENOUGH_DNODES(48, "more dnodes are needed"),
TSDB_CODE_UNSYNCED(49, "node in unsynced state"),
TSDB_CODE_TOO_SLOW(50, "too slow"),
TSDB_CODE_OTHERS(51, "others"),
TSDB_CODE_NO_REMOVE_MASTER(52, "can't remove dnode which is master"),
TSDB_CODE_WRONG_SCHEMA(53, "wrong schema"),
TSDB_CODE_NO_RESULT(54, "no results"),
TSDB_CODE_TOO_MANY_USERS(55, "num of users execeed maxUsers"),
TSDB_CODE_TOO_MANY_DATABSES(56, "num of databases execeed maxDbs"),
TSDB_CODE_TOO_MANY_TABLES(57, "num of tables execeed maxTables"),
TSDB_CODE_TOO_MANY_DNODES(58, "num of dnodes execeed maxDnodes"),
TSDB_CODE_TOO_MANY_ACCTS(59, "num of accounts execeed maxAccts"),
TSDB_CODE_ACCT_ALREADY_EXIST(60, "accout name exists"),
TSDB_CODE_DNODE_ALREADY_EXIST(61, "dnode ip exists"),
TSDB_CODE_SDB_ERROR(62, "sdb error"),
TSDB_CODE_METRICMETA_EXPIRED(63, "metric meta expired"), // local cached metric-meta expired causes error in metric query
TSDB_CODE_NOT_READY(64, "not ready"), // peer is not ready to process data
TSDB_CODE_MAX_SESSIONS(65, "too many sessions on server"), // too many sessions
TSDB_CODE_MAX_CONNECTIONS(66, "too many sessions from app"), // too many connections
TSDB_CODE_SESSION_ALREADY_EXIST(67, "session to dest is already there"),
TSDB_CODE_NO_QSUMMARY(68, "query list not there), please show again"),
TSDB_CODE_SERV_OUT_OF_MEMORY(69, "server out of memory"),
TSDB_CODE_INVALID_QHANDLE(70, "invalid query handle"),
TSDB_CODE_RELATED_TABLES_EXIST(71, "tables related to metric exist"),
TSDB_CODE_MONITOR_DB_FORBEIDDEN(72, "can't drop monitor database or tables"),
TSDB_CODE_VG_COMMITLOG_INIT_FAILED(73, "commit log init failed"),
TSDB_CODE_VG_INIT_FAILED(74, "vgroup init failed"),
TSDB_CODE_DATA_ALREADY_IMPORTED(75, "data is already imported"),
TSDB_CODE_OPS_NOT_SUPPORT(76, "not supported operation"),
TSDB_CODE_INVALID_QUERY_ID(77, "invalid query id string"),
TSDB_CODE_INVALID_STREAM_ID(78, "invalid stream id string"),
TSDB_CODE_INVALID_CONNECTION(79, "invalid connection string"),
TSDB_CODE_ACTION_NOT_BALANCED(80, "dnode not balanced"),
TSDB_CODE_CLI_OUT_OF_MEMORY(81, "client out of memory"),
TSDB_CODE_DATA_OVERFLOW(82, "data value overflow"),
TSDB_CODE_QUERY_CANCELLED(83, "query cancelled"),
TSDB_CODE_GRANT_POINT_LIMITED(84, "grant points limited"),
TSDB_CODE_GRANT_EXPIRED(85, "grant expired"),
TSDB_CODE_CLI_NO_DISKSPACE(86, "client no disk space"),
TSDB_CODE_FILE_CORRUPTED(87, "DB file corrupted"),
TSDB_CODE_INVALID_CLIENT_VERSION(88, "version of client and server not match");
private long errCode;
private String errMessage;
private static Map<Integer, String> errorCodeMap = new HashMap<>(86);
static {
errorCodeMap.put(0, "success");
errorCodeMap.put(1, "in progress");
errorCodeMap.put(5, "last session not finished");
errorCodeMap.put(6, "invalid session ID");
errorCodeMap.put(7, "invalid tran ID");
errorCodeMap.put(8, "invalid msg type");
errorCodeMap.put(9, "alredy processed");
errorCodeMap.put(10, "authentication failure");
errorCodeMap.put(11, "wrong msg size");
errorCodeMap.put(12, "unexpected response");
errorCodeMap.put(13, "invalid response type");
errorCodeMap.put(14, "no resource");
errorCodeMap.put(15, "invalid time stamp");
errorCodeMap.put(16, "mismatched meter ID");
errorCodeMap.put(17, "transcation not finished");
errorCodeMap.put(18, "not online");
errorCodeMap.put(19, "send failed");
errorCodeMap.put(20, "not active session");
errorCodeMap.put(21, "insert failed");
errorCodeMap.put(22, "App error");
errorCodeMap.put(23, "invalid IE");
errorCodeMap.put(24, "invalid value");
errorCodeMap.put(25, "service not available");
errorCodeMap.put(26, "already there");
errorCodeMap.put(27, "invalid meter ID");
errorCodeMap.put(28, "invalid SQL"); // this message often comes with additional info which will vary based on the specific error situation
errorCodeMap.put(29, "failed to connect to server");
errorCodeMap.put(30, "invalid msg len");
errorCodeMap.put(31, "invalid DB");
errorCodeMap.put(32, "invalid table");
errorCodeMap.put(33, "DB already there");
errorCodeMap.put(34, "table already there");
errorCodeMap.put(35, "invalid user name");
errorCodeMap.put(36, "invalid acct name");
errorCodeMap.put(37, "invalid password");
errorCodeMap.put(38, "DB not selected");
errorCodeMap.put(39, "memory corrupted");
errorCodeMap.put(40, "user name exists");
errorCodeMap.put(41, "not authorized");
errorCodeMap.put(42, "login disconnected); login again");
errorCodeMap.put(43, "mgmt master node not available");
errorCodeMap.put(44, "not configured");
errorCodeMap.put(45, "invalid option");
errorCodeMap.put(46, "node offline");
errorCodeMap.put(47, "sync required");
errorCodeMap.put(48, "more dnodes are needed");
errorCodeMap.put(49, "node in unsynced state");
errorCodeMap.put(50, "too slow");
errorCodeMap.put(51, "others");
errorCodeMap.put(52, "can't remove dnode which is master");
errorCodeMap.put(53, "wrong schema");
errorCodeMap.put(54, "no results");
errorCodeMap.put(55, "num of users execeed maxUsers");
errorCodeMap.put(56, "num of databases execeed maxDbs");
errorCodeMap.put(57, "num of tables execeed maxTables");
errorCodeMap.put(58, "num of dnodes execeed maxDnodes");
errorCodeMap.put(59, "num of accounts execeed maxAccts");
errorCodeMap.put(60, "accout name exists");
errorCodeMap.put(61, "dnode ip exists");
errorCodeMap.put(62, "sdb error");
errorCodeMap.put(63, "metric meta expired"); // local cached metric-meta expired causes error in metric query
errorCodeMap.put(64, "not ready"); // peer is not ready to process data
errorCodeMap.put(65, "too many sessions on server"); // too many sessions
errorCodeMap.put(66, "too many sessions from app"); // too many connections
errorCodeMap.put(67, "session to dest is already there");
errorCodeMap.put(68, "query list not there); please show again");
errorCodeMap.put(69, "server out of memory");
errorCodeMap.put(70, "invalid query handle");
errorCodeMap.put(71, "tables related to metric exist");
errorCodeMap.put(72, "can't drop monitor database or tables");
errorCodeMap.put(73, "commit log init failed");
errorCodeMap.put(74, "vgroup init failed");
errorCodeMap.put(75, "data is already imported");
errorCodeMap.put(76, "not supported operation");
errorCodeMap.put(77, "invalid query id string");
errorCodeMap.put(78, "invalid stream id string");
errorCodeMap.put(79, "invalid connection string");
errorCodeMap.put(80, "dnode not balanced");
errorCodeMap.put(81, "client out of memory");
errorCodeMap.put(82, "data value overflow");
errorCodeMap.put(83, "query cancelled");
errorCodeMap.put(84, "grant points limited");
errorCodeMap.put(85, "grant expired");
errorCodeMap.put(86, "client no disk space");
errorCodeMap.put(87, "DB file corrupted");
errorCodeMap.put(88, "version of client and server not match");
}
TSDBError(long code, String message) {
this.errCode = code;
this.errMessage = message;
}
public long getErrCode() {
return this.errCode;
}
public String getErrMessage() {
return this.errMessage;
}
public static String getErrMessageByCode(long errCode) {
return errorCodeMap.get(errCode);
}
}

15
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
View File

@ -19,7 +19,7 @@ import java.sql.SQLWarning;
import java.util.List; import java.util.List;
public class TSDBJNIConnector { public class TSDBJNIConnector {
static volatile Boolean isInitialized = false; private static volatile Boolean isInitialized = false;
static { static {
System.loadLibrary("taos"); System.loadLibrary("taos");
@ -51,8 +51,6 @@ public class TSDBJNIConnector {
/** /**
* Returns the status of last result set in current connection * Returns the status of last result set in current connection
*
* @return
*/ */
public boolean isResultsetClosed() { public boolean isResultsetClosed() {
return this.isResultsetClosed; return this.isResultsetClosed;
@ -112,7 +110,7 @@ public class TSDBJNIConnector {
* *
* @throws SQLException * @throws SQLException
*/ */
public int executeQuery(String sql) throws SQLException { public long executeQuery(String sql) throws SQLException {
if (!this.isResultsetClosed) { if (!this.isResultsetClosed) {
freeResultSet(taosResultSetPointer); freeResultSet(taosResultSetPointer);
} }
@ -127,7 +125,6 @@ public class TSDBJNIConnector {
} }
int code = this.getErrCode(pSql); int code = this.getErrCode(pSql);
affectedRows = code;
if (code < 0) { if (code < 0) {
affectedRows = -1; affectedRows = -1;
if (code == TSDBConstants.JNI_TDENGINE_ERROR) { if (code == TSDBConstants.JNI_TDENGINE_ERROR) {
@ -146,7 +143,7 @@ public class TSDBJNIConnector {
if (taosResultSetPointer != TSDBConstants.JNI_NULL_POINTER) { if (taosResultSetPointer != TSDBConstants.JNI_NULL_POINTER) {
isResultsetClosed = false; isResultsetClosed = false;
} }
return code; return pSql;
} }
private native long executeQueryImp(byte[] sqlBytes, long connection); private native long executeQueryImp(byte[] sqlBytes, long connection);
@ -199,8 +196,6 @@ public class TSDBJNIConnector {
/** /**
* Close the open result set which is associated to the current connection. If the result set is already * Close the open result set which is associated to the current connection. If the result set is already
* closed, return 0 for success. * closed, return 0 for success.
*
* @return
*/ */
public int freeResultSet() { public int freeResultSet() {
int resCode = TSDBConstants.JNI_SUCCESS; int resCode = TSDBConstants.JNI_SUCCESS;
@ -217,7 +212,7 @@ public class TSDBJNIConnector {
/** /**
* Get affected rows count * Get affected rows count
*/ */
public int getAffectedRows(Long pSql) { public int getAffectedRows(long pSql) {
int affectedRows = this.affectedRows; int affectedRows = this.affectedRows;
if (affectedRows < 0) { if (affectedRows < 0) {
affectedRows = this.getAffectedRowsImp(this.taos, pSql); affectedRows = this.getAffectedRowsImp(this.taos, pSql);
@ -225,7 +220,7 @@ public class TSDBJNIConnector {
return affectedRows; return affectedRows;
} }
private native int getAffectedRowsImp(long connection, Long pSql); private native int getAffectedRowsImp(long connection, long pSql);
/** /**
* Get schema metadata * Get schema metadata

17
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBStatement.java
View File

@ -51,13 +51,16 @@ public class TSDBStatement implements Statement {
if (isClosed) { if (isClosed) {
throw new SQLException("Invalid method call on a closed statement."); throw new SQLException("Invalid method call on a closed statement.");
} }
this.connecter.executeQuery(sql); pSql = this.connecter.executeQuery(sql);
long resultSetPointer = this.connecter.getResultSet(); long resultSetPointer = this.connecter.getResultSet();
if (resultSetPointer == TSDBConstants.JNI_CONNECTION_NULL) { if (resultSetPointer == TSDBConstants.JNI_CONNECTION_NULL) {
this.connecter.freeResultSet(pSql);
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL)); throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
} else if (resultSetPointer == TSDBConstants.JNI_NULL_POINTER) { } else if (resultSetPointer == TSDBConstants.JNI_NULL_POINTER) {
// create/insert/update/del/alter
this.connecter.freeResultSet(pSql);
return null; return null;
} else { } else {
return new TSDBResultSet(this.connecter, resultSetPointer); return new TSDBResultSet(this.connecter, resultSetPointer);
@ -68,17 +71,18 @@ public class TSDBStatement implements Statement {
if (isClosed) { if (isClosed) {
throw new SQLException("Invalid method call on a closed statement."); throw new SQLException("Invalid method call on a closed statement.");
} }
long res = this.connecter.executeQuery(sql); pSql = this.connecter.executeQuery(sql);
long resultSetPointer = this.connecter.getResultSet(); long resultSetPointer = this.connecter.getResultSet();
if (resultSetPointer == TSDBConstants.JNI_CONNECTION_NULL) { if (resultSetPointer == TSDBConstants.JNI_CONNECTION_NULL) {
this.connecter.freeResultSet(res); this.connecter.freeResultSet(pSql);
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL)); throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
} else if (resultSetPointer != TSDBConstants.JNI_NULL_POINTER) { } else if (resultSetPointer != TSDBConstants.JNI_NULL_POINTER) {
this.connecter.freeResultSet(); this.connecter.freeResultSet();
throw new SQLException("The executed SQL is not a DML or a DDL"); throw new SQLException("The executed SQL is not a DML or a DDL");
} else { } else {
int num = this.connecter.getAffectedRows(res); int num = this.connecter.getAffectedRows(pSql);
this.connecter.freeResultSet(pSql);
return num; return num;
} }
} }
@ -146,15 +150,18 @@ public class TSDBStatement implements Statement {
throw new SQLException("Invalid method call on a closed statement."); throw new SQLException("Invalid method call on a closed statement.");
} }
boolean res = true; boolean res = true;
this.connecter.executeQuery(sql); pSql = this.connecter.executeQuery(sql);
long resultSetPointer = this.connecter.getResultSet(); long resultSetPointer = this.connecter.getResultSet();
if (resultSetPointer == TSDBConstants.JNI_CONNECTION_NULL) { if (resultSetPointer == TSDBConstants.JNI_CONNECTION_NULL) {
this.connecter.freeResultSet(pSql);
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL)); throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
} else if (resultSetPointer == TSDBConstants.JNI_NULL_POINTER) { } else if (resultSetPointer == TSDBConstants.JNI_NULL_POINTER) {
// no result set is retrieved // no result set is retrieved
res = false; res = false;
} }
this.connecter.freeResultSet(pSql);
return res; return res;
} }

3
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBSubscribe.java
View File

@ -171,8 +171,7 @@ public class TSDBSubscribe {
state = 1; state = 1;
try { try {
TSDBResultSet resultSet = consume(subscription); callBack.invoke(consume(subscription));
callBack.invoke(resultSet);
} catch (Exception e) { } catch (Exception e) {
this.cancel(); this.cancel();
throw new RuntimeException(e); throw new RuntimeException(e);

13
src/connector/jdbc/src/test/java/TestAsyncTSDBSubscribe.java
View File

@ -3,10 +3,11 @@ import org.apache.commons.lang3.StringUtils;
import java.sql.Connection; import java.sql.Connection;
import java.sql.DriverManager; import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.Properties; import java.util.Properties;
public class TestAsyncTSDBSubscribe { public class TestAsyncTSDBSubscribe {
public static void main(String[] args) { public static void main(String[] args) throws SQLException {
String usage = "java -cp taos-jdbcdriver-1.0.3_dev-dist.jar com.taosdata.jdbc.TSDBSubscribe -db dbName -topic topicName " + String usage = "java -cp taos-jdbcdriver-1.0.3_dev-dist.jar com.taosdata.jdbc.TSDBSubscribe -db dbName -topic topicName " +
"-tname tableName -h host"; "-tname tableName -h host";
if (args.length < 2) { if (args.length < 2) {
@ -38,15 +39,18 @@ public class TestAsyncTSDBSubscribe {
} }
Connection connection = null; Connection connection = null;
TSDBSubscribe subscribe = null;
long subscribId = 0; long subscribId = 0;
try { try {
Class.forName("com.taosdata.jdbc.TSDBDriver"); Class.forName("com.taosdata.jdbc.TSDBDriver");
Properties properties = new Properties(); Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host); properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + dbName + "?user=root&password=taosdata", properties); connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + dbName + "?user=root&password=taosdata", properties);
String rawSql = "select * from " + tName + ";"; String rawSql = "select * from " + tName + ";";
subscribe = ((TSDBConnection) connection).createSubscribe(); TSDBSubscribe subscribe = ((TSDBConnection) connection).createSubscribe();
subscribId = subscribe.subscribe(topic, rawSql, false, 1000, new CallBack("first")); subscribId = subscribe.subscribe(topic, rawSql, false, 1000, new CallBack("first"));
long subscribId2 = subscribe.subscribe("test", rawSql, false, 1000, new CallBack("second")); long subscribId2 = subscribe.subscribe("test", rawSql, false, 1000, new CallBack("second"));
int a = 0; int a = 0;
@ -55,6 +59,9 @@ public class TestAsyncTSDBSubscribe {
System.err.println("cancel subscribe"); System.err.println("cancel subscribe");
} catch (Exception e) { } catch (Exception e) {
e.printStackTrace(); e.printStackTrace();
if (null != connection && !connection.isClosed()) {
connection.close();
}
} }
} }

13
src/connector/jdbc/src/test/java/TestPreparedStatement.java
View File

@ -6,24 +6,31 @@ import java.util.Properties;
public class TestPreparedStatement { public class TestPreparedStatement {
public static void main(String[] args) { public static void main(String[] args) throws SQLException {
Connection connection = null;
try { try {
Class.forName("com.taosdata.jdbc.TSDBDriver"); Class.forName("com.taosdata.jdbc.TSDBDriver");
Properties properties = new Properties(); Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, "localhost"); properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, "localhost");
Connection connection = DriverManager.getConnection("jdbc:TAOS://localhost:0/?user=root&password=taosdata", properties); connection = DriverManager.getConnection("jdbc:TAOS://localhost:0/?user=root&password=taosdata", properties);
String rawSql = "select * from test.log0601"; String rawSql = "select * from test.log0601";
// String[] params = new String[]{"ts", "c1"}; // String[] params = new String[]{"ts", "c1"};
PreparedStatement pstmt = (TSDBPreparedStatement) connection.prepareStatement(rawSql); PreparedStatement pstmt = (TSDBPreparedStatement) connection.prepareStatement(rawSql);
ResultSet resSet = pstmt.executeQuery(); ResultSet resSet = pstmt.executeQuery();
while(resSet.next()) { while(resSet.next()) {
for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) { for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) {
System.out.printf("%d: %s\n", i, resSet.getString(i)); System.out.printf("%d: %s \n", i, resSet.getString(i));
} }
} }
resSet.close();
pstmt.close();
connection.close();
} catch (Exception e) { } catch (Exception e) {
e.printStackTrace(); e.printStackTrace();
if (null != connection) {
connection.close();
}
} }
} }
} }

22
src/connector/jdbc/src/test/java/TestTSDBDatabaseMetaData.java
View File

@ -1,29 +1,33 @@
import com.taosdata.jdbc.TSDBDriver; import com.taosdata.jdbc.TSDBDriver;
import java.sql.Connection; import java.sql.*;
import java.sql.DatabaseMetaData;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.util.Properties; import java.util.Properties;
public class TestTSDBDatabaseMetaData { public class TestTSDBDatabaseMetaData {
public static void main(String[] args) { public static void main(String[] args) throws SQLException {
Connection connection = null;
DatabaseMetaData dbMetaData = null;
ResultSet resSet = null;
try { try {
Class.forName("com.taosdata.jdbc.TSDBDriver"); Class.forName("com.taosdata.jdbc.TSDBDriver");
Properties properties = new Properties(); Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, "192.168.1.114"); properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, "localhost");
Connection connection = DriverManager.getConnection("jdbc:TAOS://192.168.1.114:0/?user=root&password=taosdata", properties); connection = DriverManager.getConnection("jdbc:TAOS://localhost:0/?user=root&password=taosdata", properties);
DatabaseMetaData dbMetaData = connection.getMetaData(); dbMetaData = connection.getMetaData();
ResultSet resSet = dbMetaData.getCatalogs(); resSet = dbMetaData.getCatalogs();
while(resSet.next()) { while(resSet.next()) {
for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) { for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) {
System.out.printf("dbMetaData.getCatalogs(%d) = %s\n", i, resSet.getString(i)); System.out.printf("dbMetaData.getCatalogs(%d) = %s\n", i, resSet.getString(i));
} }
} }
resSet.close();
} catch (Exception e) { } catch (Exception e) {
e.printStackTrace(); e.printStackTrace();
if (null != connection) {
connection.close();
}
} }
} }
} }

6
src/connector/jdbc/src/test/java/TestTSDBSubscribe.java
View File

@ -47,15 +47,19 @@ public class TestTSDBSubscribe {
Class.forName("com.taosdata.jdbc.TSDBDriver"); Class.forName("com.taosdata.jdbc.TSDBDriver");
Properties properties = new Properties(); Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host); properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + dbName + "?user=root&password=taosdata" connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + dbName + "?user=root&password=taosdata"
, properties); , properties);
String rawSql = "select * from " + tName + ";"; String rawSql = "select * from " + tName + ";";
subscribe = ((TSDBConnection) connection).createSubscribe(); subscribe = ((TSDBConnection) connection).createSubscribe();
subscribId = subscribe.subscribe(topic, rawSql, false, 1000); subscribId = subscribe.subscribe(topic, rawSql, false, 1000);
int a = 0; int a = 0;
TSDBResultSet resSet = null;
while (true) { while (true) {
Thread.sleep(900); Thread.sleep(900);
TSDBResultSet resSet = subscribe.consume(subscribId); resSet = subscribe.consume(subscribId);
while (resSet.next()) { while (resSet.next()) {
for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) { for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) {

99
src/connector/jdbc/src/test/java/com/taosdata/jdbc/AsyncSubscribeTest.java Normal file
View File

@ -0,0 +1,99 @@
package com.taosdata.jdbc;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Properties;
import static org.junit.Assert.assertTrue;
public class AsyncSubscribeTest {
Connection connection = null;
Statement statement = null;
String dbName = "test";
String tName = "t0";
String host = "localhost";
String topic = "test";
long subscribId = 0;
@Before
public void createDatabase() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
statement = connection.createStatement();
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + " (ts timestamp, k int, v int)");
long ts = System.currentTimeMillis();
for (int i = 0; i < 2; i++) {
ts += i;
statement.executeUpdate("insert into \" + dbName + \".\" + tName + \" values (" + ts + ", " + (100 + i) + ", " + i + ")");
}
}
@Test
public void subscribe() throws Exception {
TSDBSubscribe subscribe = null;
try {
String rawSql = "select * from " + dbName + "." + tName + ";";
System.out.println(rawSql);
subscribe = ((TSDBConnection) connection).createSubscribe();
subscribId = subscribe.subscribe(topic, rawSql, false, 1000, new CallBack("first"));
assertTrue(subscribId > 0);
} catch (Exception e) {
e.printStackTrace();
}
Thread.sleep(2000);
subscribe.unsubscribe(subscribId, true);
}
private static class CallBack implements TSDBSubscribeCallBack {
private String name = "";
public CallBack(String name) {
this.name = name;
}
@Override
public void invoke(TSDBResultSet resultSet) {
try {
while (null != resultSet && resultSet.next()) {
System.out.print("callback_" + name + ": ");
for (int i = 1; i <= resultSet.getMetaData().getColumnCount(); i++) {
System.out.printf(i + ": " + resultSet.getString(i) + "\t");
}
System.out.println();
}
resultSet.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}
@After
public void close() throws Exception {
statement.executeQuery("drop database test");
statement.close();
connection.close();
Thread.sleep(10);
}
}

62
src/connector/jdbc/src/test/java/com/taosdata/jdbc/ConnectionTest.java Normal file
View File

@ -0,0 +1,62 @@
package com.taosdata.jdbc;
import org.junit.Test;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Properties;
import static org.junit.Assert.assertTrue;
public class ConnectionTest {
static Connection connection = null;
static Statement statement = null;
static String dbName = "test";
static String stbName = "st";
static String host = "localhost";
@Test
public void testConnection() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
assertTrue(null != connection);
statement = connection.createStatement();
assertTrue(null != statement);
// try reconnect
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
try {
statement.execute("create database if not exists " + dbName);
} catch (SQLException e) {
assert false : "create database error: " + e.getMessage();
}
try {
if (!connection.isClosed()) {
if (!statement.isClosed()) {
statement.executeUpdate("drop database " + dbName);
statement.close();
}
connection.close();
Thread.sleep(10);
}
} catch (Exception e) {
assert false : "close connection error: " + e.getMessage();
}
}
}

245
src/connector/jdbc/src/test/java/com/taosdata/jdbc/DatabaseMetaDataTest.java Normal file
View File

@ -0,0 +1,245 @@
package com.taosdata.jdbc;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import java.sql.*;
import java.util.Properties;
public class DatabaseMetaDataTest {
static Connection connection = null;
static PreparedStatement statement = null;
static String dbName = "test";
static String tName = "t0";
static String host = "localhost";
@BeforeClass
public static void createConnection() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata",
properties);
String sql = "drop database if exists " + dbName;
statement = (TSDBPreparedStatement) connection.prepareStatement(sql);
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + " (ts timestamp, k int, v int)");
}
@Test
public void testMetaDataTest() throws SQLException {
DatabaseMetaData databaseMetaData = connection.getMetaData();
ResultSet resultSet = databaseMetaData.getTables(dbName, "t*", "t*", new String[]{"t"});
while (resultSet.next()) {
for (int i = 1; i <= resultSet.getMetaData().getColumnCount(); i++) {
System.out.printf("%d: %s\n", i, resultSet.getString(i));
}
}
resultSet.close();
databaseMetaData.isWrapperFor(null);
databaseMetaData.allProceduresAreCallable();
databaseMetaData.allTablesAreSelectable();
databaseMetaData.getURL();
databaseMetaData.getUserName();
databaseMetaData.isReadOnly();
databaseMetaData.nullsAreSortedHigh();
databaseMetaData.nullsAreSortedLow();
databaseMetaData.nullsAreSortedAtStart();
databaseMetaData.nullsAreSortedAtEnd();
databaseMetaData.getDatabaseProductName();
databaseMetaData.getDatabaseProductVersion();
databaseMetaData.getDriverName();
databaseMetaData.getDriverVersion();
databaseMetaData.getDriverMajorVersion();
databaseMetaData.getDriverMinorVersion();
databaseMetaData.usesLocalFiles();
databaseMetaData.usesLocalFilePerTable();
databaseMetaData.supportsMixedCaseIdentifiers();
databaseMetaData.storesUpperCaseIdentifiers();
databaseMetaData.storesLowerCaseIdentifiers();
databaseMetaData.storesMixedCaseIdentifiers();
databaseMetaData.supportsMixedCaseQuotedIdentifiers();
databaseMetaData.storesUpperCaseQuotedIdentifiers();
databaseMetaData.storesLowerCaseQuotedIdentifiers();
databaseMetaData.storesMixedCaseQuotedIdentifiers();
databaseMetaData.getIdentifierQuoteString();
databaseMetaData.getSQLKeywords();
databaseMetaData.getNumericFunctions();
databaseMetaData.getStringFunctions();
databaseMetaData.getSystemFunctions();
databaseMetaData.getTimeDateFunctions();
databaseMetaData.getSearchStringEscape();
databaseMetaData.getExtraNameCharacters();
databaseMetaData.supportsAlterTableWithAddColumn();
databaseMetaData.supportsAlterTableWithDropColumn();
databaseMetaData.supportsColumnAliasing();
databaseMetaData.nullPlusNonNullIsNull();
databaseMetaData.supportsConvert();
databaseMetaData.supportsConvert(0, 0);
databaseMetaData.supportsTableCorrelationNames();
databaseMetaData.supportsDifferentTableCorrelationNames();
databaseMetaData.supportsExpressionsInOrderBy();
databaseMetaData.supportsOrderByUnrelated();
databaseMetaData.supportsGroupBy();
databaseMetaData.supportsGroupByUnrelated();
databaseMetaData.supportsGroupByBeyondSelect();
databaseMetaData.supportsLikeEscapeClause();
databaseMetaData.supportsMultipleResultSets();
databaseMetaData.supportsMultipleTransactions();
databaseMetaData.supportsNonNullableColumns();
databaseMetaData.supportsMinimumSQLGrammar();
databaseMetaData.supportsCoreSQLGrammar();
databaseMetaData.supportsExtendedSQLGrammar();
databaseMetaData.supportsANSI92EntryLevelSQL();
databaseMetaData.supportsANSI92IntermediateSQL();
databaseMetaData.supportsANSI92FullSQL();
databaseMetaData.supportsIntegrityEnhancementFacility();
databaseMetaData.supportsOuterJoins();
databaseMetaData.supportsFullOuterJoins();
databaseMetaData.supportsLimitedOuterJoins();
databaseMetaData.getSchemaTerm();
databaseMetaData.getProcedureTerm();
databaseMetaData.getCatalogTerm();
databaseMetaData.isCatalogAtStart();
databaseMetaData.getCatalogSeparator();
databaseMetaData.supportsSchemasInDataManipulation();
databaseMetaData.supportsSchemasInProcedureCalls();
databaseMetaData.supportsSchemasInTableDefinitions();
databaseMetaData.supportsSchemasInIndexDefinitions();
databaseMetaData.supportsSchemasInPrivilegeDefinitions();
databaseMetaData.supportsCatalogsInDataManipulation();
databaseMetaData.supportsCatalogsInProcedureCalls();
databaseMetaData.supportsCatalogsInTableDefinitions();
databaseMetaData.supportsCatalogsInIndexDefinitions();
databaseMetaData.supportsCatalogsInPrivilegeDefinitions();
databaseMetaData.supportsPositionedDelete();
databaseMetaData.supportsPositionedUpdate();
databaseMetaData.supportsSelectForUpdate();
databaseMetaData.supportsStoredProcedures();
databaseMetaData.supportsSubqueriesInComparisons();
databaseMetaData.supportsSubqueriesInExists();
databaseMetaData.supportsSubqueriesInIns();
databaseMetaData.supportsSubqueriesInQuantifieds();
databaseMetaData.supportsCorrelatedSubqueries();
databaseMetaData.supportsUnion();
databaseMetaData.supportsUnionAll();
databaseMetaData.supportsOpenCursorsAcrossCommit();
databaseMetaData.supportsOpenCursorsAcrossRollback();
databaseMetaData.supportsOpenStatementsAcrossCommit();
databaseMetaData.supportsOpenStatementsAcrossRollback();
databaseMetaData.getMaxBinaryLiteralLength();
databaseMetaData.getMaxCharLiteralLength();
databaseMetaData.getMaxColumnNameLength();
databaseMetaData.getMaxColumnsInGroupBy();
databaseMetaData.getMaxColumnsInIndex();
databaseMetaData.getMaxColumnsInOrderBy();
databaseMetaData.getMaxColumnsInSelect();
databaseMetaData.getMaxColumnsInTable();
databaseMetaData.getMaxConnections();
databaseMetaData.getMaxCursorNameLength();
databaseMetaData.getMaxIndexLength();
databaseMetaData.getMaxSchemaNameLength();
databaseMetaData.getMaxProcedureNameLength();
databaseMetaData.getMaxCatalogNameLength();
databaseMetaData.getMaxRowSize();
databaseMetaData.doesMaxRowSizeIncludeBlobs();
databaseMetaData.getMaxStatementLength();
databaseMetaData.getMaxStatements();
databaseMetaData.getMaxTableNameLength();
databaseMetaData.getMaxTablesInSelect();
databaseMetaData.getMaxUserNameLength();
databaseMetaData.getDefaultTransactionIsolation();
databaseMetaData.supportsTransactions();
databaseMetaData.supportsTransactionIsolationLevel(0);
databaseMetaData.supportsDataDefinitionAndDataManipulationTransactions();
databaseMetaData.supportsDataManipulationTransactionsOnly();
databaseMetaData.dataDefinitionCausesTransactionCommit();
databaseMetaData.dataDefinitionIgnoredInTransactions();
try {
databaseMetaData.getProcedures("", "", "");
} catch (Exception e) {
}
try {
databaseMetaData.getProcedureColumns("", "", "", "");
} catch (Exception e) {
}
try {
databaseMetaData.getTables("", "", "", new String[]{""});
} catch (Exception e) {
}
databaseMetaData.getSchemas();
databaseMetaData.getCatalogs();
// databaseMetaData.getTableTypes();
databaseMetaData.getColumns("", "", "", "");
databaseMetaData.getColumnPrivileges("", "", "", "");
databaseMetaData.getTablePrivileges("", "", "");
databaseMetaData.getBestRowIdentifier("", "", "", 0, false);
databaseMetaData.getVersionColumns("", "", "");
databaseMetaData.getPrimaryKeys("", "", "");
databaseMetaData.getImportedKeys("", "", "");
databaseMetaData.getExportedKeys("", "", "");
databaseMetaData.getCrossReference("", "", "", "", "", "");
databaseMetaData.getTypeInfo();
databaseMetaData.getIndexInfo("", "", "", false, false);
databaseMetaData.supportsResultSetType(0);
databaseMetaData.supportsResultSetConcurrency(0, 0);
databaseMetaData.ownUpdatesAreVisible(0);
databaseMetaData.ownDeletesAreVisible(0);
databaseMetaData.ownInsertsAreVisible(0);
databaseMetaData.othersUpdatesAreVisible(0);
databaseMetaData.othersDeletesAreVisible(0);
databaseMetaData.othersInsertsAreVisible(0);
databaseMetaData.updatesAreDetected(0);
databaseMetaData.deletesAreDetected(0);
databaseMetaData.insertsAreDetected(0);
databaseMetaData.supportsBatchUpdates();
databaseMetaData.getUDTs("", "", "", new int[]{0});
databaseMetaData.getConnection();
databaseMetaData.supportsSavepoints();
databaseMetaData.supportsNamedParameters();
databaseMetaData.supportsMultipleOpenResults();
databaseMetaData.supportsGetGeneratedKeys();
databaseMetaData.getSuperTypes("", "", "");
databaseMetaData.getSuperTables("", "", "");
databaseMetaData.getAttributes("", "", "", "");
databaseMetaData.supportsResultSetHoldability(0);
databaseMetaData.getResultSetHoldability();
databaseMetaData.getDatabaseMajorVersion();
databaseMetaData.getDatabaseMinorVersion();
databaseMetaData.getJDBCMajorVersion();
databaseMetaData.getJDBCMinorVersion();
databaseMetaData.getSQLStateType();
databaseMetaData.locatorsUpdateCopy();
databaseMetaData.supportsStatementPooling();
databaseMetaData.getRowIdLifetime();
databaseMetaData.getSchemas("", "");
databaseMetaData.supportsStoredFunctionsUsingCallSyntax();
databaseMetaData.autoCommitFailureClosesAllResultSets();
databaseMetaData.getClientInfoProperties();
databaseMetaData.getFunctions("", "", "");
databaseMetaData.getFunctionColumns("", "", "", "");
databaseMetaData.getPseudoColumns("", "", "", "");
databaseMetaData.generatedKeyAlwaysReturned();
}
@AfterClass
public static void close() throws Exception {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}

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package com.taosdata.jdbc;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.sql.*;
import java.util.Properties;
import static org.junit.Assert.assertEquals;
public class ImportTest {
Connection connection = null;
Statement statement = null;
String dbName = "test";
String tName = "t0";
String host = "localhost";
@Before
public void createDatabase() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
statement = connection.createStatement();
statement.executeUpdate("drop database if exists " + dbName);
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + " (ts timestamp, k int, v int)");
}
@Test
public void insertData() throws Exception {
long ts = 1496732686000l;
for (int i = 0; i < 50; i++) {
ts++;
int row = statement.executeUpdate("insert into " + dbName + "." + tName + " values (" + ts + ", " + (100 + i) + ", " + i + ")");
System.out.println("insert into " + dbName + "." + tName + " values (" + ts + ", " + (100 + i) + ", " + i + ")\t" + row);
assertEquals(1, row);
}
}
@Test
public void selectData() throws Exception {
insertData();
String sql = "select * from test.t0";
ResultSet resSet = statement.executeQuery(sql);
while (resSet.next()) {
for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) {
System.out.printf(i + ": " + resSet.getString(i) + "\t");
}
}
resSet.close();
}
@Test
public void importData() throws Exception {
// 避免时间重复
long ts = 1496732686000l;
StringBuilder sqlBuilder = new StringBuilder("insert into ").append(dbName).append(".").append(tName).append(" values ");
for (int i = 0; i < 50; i++) {
int a = i / 5;
long t = ts + a;
sqlBuilder.append("(").append(t).append(",").append((100 + i)).append(",").append(i).append(") ");
}
System.out.println(sqlBuilder.toString());
int rows = statement.executeUpdate(sqlBuilder.toString());
System.out.println(rows);
assertEquals(10, rows);
}
@After
public void close() throws Exception {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}

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package com.taosdata.jdbc;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runners.MethodSorters;
import java.sql.*;
import java.util.Properties;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
@FixMethodOrder(MethodSorters.DEFAULT)
public class PreparedStatementTest {
static Connection connection = null;
static PreparedStatement statement = null;
static String dbName = "test";
static String tName = "t0";
static String host = "localhost";
static ResultSet resSet = null;
@BeforeClass
public static void createConnection() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata",
properties);
String sql = "drop database if exists " + dbName;
statement = (TSDBPreparedStatement) connection.prepareStatement(sql);
}
@Test
public void createTableAndQuery() throws SQLException {
long ts = System.currentTimeMillis();
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + "(ts timestamp, k1 int)");
statement.executeUpdate("insert into " + dbName + "." + tName + " values (" + ts + ", 1)");
PreparedStatement selectStatement = connection.prepareStatement("select * from " + dbName + "." + tName);
ResultSet resultSet = selectStatement.executeQuery();
assertTrue(null != resultSet);
boolean isClosed = statement.isClosed();
assertEquals(false, isClosed);
}
@Test
public void testPreparedStatement() throws SQLException {
long ts = System.currentTimeMillis() + 20000;
PreparedStatement saveStatement = connection
.prepareStatement("insert into " + dbName + "." + tName + " values (" + ts + ", 1)");
int affectedRows = saveStatement.executeUpdate();
assertTrue(1 == affectedRows);
}
@Test
public void testSavedPreparedStatement() throws SQLException {
long ts = System.currentTimeMillis();
TSDBPreparedStatement saveStatement = (TSDBPreparedStatement) connection
.prepareStatement("insert into " + dbName + "." + tName + " values (?, ?)");
saveStatement.setObject(1, ts + 10000);
saveStatement.setObject(2, 3);
int rows = saveStatement.executeUpdate();
assertEquals(1, rows);
}
@Test
public void testUnsupport() {
// if(null == resSet) {
// return;
// }
TSDBPreparedStatement tsdbStatement = (TSDBPreparedStatement) statement;
try {
tsdbStatement.unwrap(null);
} catch (SQLException e) {
}
try {
tsdbStatement.isWrapperFor(null);
} catch (SQLException e) {
}
try {
tsdbStatement.getMaxFieldSize();
} catch (SQLException e) {
}
try {
tsdbStatement.setMaxFieldSize(0);
} catch (SQLException e) {
}
try {
tsdbStatement.setEscapeProcessing(true);
} catch (SQLException e) {
}
try {
tsdbStatement.cancel();
} catch (SQLException e) {
}
try {
tsdbStatement.getWarnings();
} catch (SQLException e) {
}
try {
tsdbStatement.clearWarnings();
} catch (SQLException e) {
}
try {
tsdbStatement.setCursorName(null);
} catch (SQLException e) {
}
try {
tsdbStatement.getMoreResults();
} catch (SQLException e) {
}
try {
tsdbStatement.setFetchDirection(0);
} catch (SQLException e) {
}
try {
tsdbStatement.getFetchDirection();
} catch (SQLException e) {
}
try {
tsdbStatement.getResultSetConcurrency();
} catch (SQLException e) {
}
try {
tsdbStatement.getResultSetType();
} catch (SQLException e) {
}
try {
tsdbStatement.getConnection();
} catch (SQLException e) {
}
try {
tsdbStatement.getMoreResults();
} catch (SQLException e) {
}
try {
tsdbStatement.getGeneratedKeys();
} catch (SQLException e) {
}
try {
tsdbStatement.executeUpdate(null, 0);
} catch (SQLException e) {
}
try {
tsdbStatement.executeUpdate(null, new int[]{0});
} catch (SQLException e) {
}
try {
tsdbStatement.executeUpdate(null, new String[]{"str1", "str2"});
} catch (SQLException e) {
}
try {
tsdbStatement.getResultSetHoldability();
} catch (SQLException e) {
}
try {
tsdbStatement.setPoolable(true);
} catch (SQLException e) {
}
try {
tsdbStatement.isPoolable();
} catch (SQLException e) {
}
try {
tsdbStatement.closeOnCompletion();
} catch (SQLException e) {
}
try {
tsdbStatement.isCloseOnCompletion();
} catch (SQLException e) {
}
}
@AfterClass
public static void close() throws Exception {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}

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package com.taosdata.jdbc;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import javax.sql.rowset.serial.SerialBlob;
import javax.sql.rowset.serial.SerialClob;
import java.sql.*;
import java.util.HashMap;
import java.util.Properties;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class ResultSetTest {
static Connection connection = null;
static Statement statement = null;
static String dbName = "test";
static String tName = "t0";
static String host = "localhost";
static ResultSet resSet = null;
@BeforeClass
public static void createDatabaseAndTable() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
statement = connection.createStatement();
statement.executeUpdate("drop database if exists " + dbName);
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName +
" (ts timestamp, k1 int, k2 bigint, k3 float, k4 double, k5 binary(30), k6 smallint, k7 bool, k8 nchar(20))");
statement.executeQuery("use " + dbName);
}
@Test
public void testResultSet() {
String sql = null;
long ts = 1496732686000l;
int v1 = 2147483600;
long v2 = ts + 1000;
float v3 = 3.1415926f;
double v4 = 3.1415926535897;
String v5 = "涛思数据，强~！";
short v6 = 12;
boolean v7 = false;
String v8 = "TDengine is powerful";
sql = "insert into " + dbName + "." + tName + " values (" + ts + "," + v1 + "," + v2 + "," + v3 + "," + v4
+ ",\"" + v5 + "\"," + v6 + "," + v7 + ",\"" + v8 + "\")";
try {
statement.executeUpdate(sql);
assertEquals(1, statement.getUpdateCount());
} catch (SQLException e) {
assert false : "insert error " + e.getMessage();
}
try {
statement.executeQuery("select * from " + dbName + "." + tName);
resSet = statement.getResultSet();
System.out.println(((TSDBResultSet) resSet).getRowData());
while (resSet.next()) {
assertEquals(ts, resSet.getLong(1));
assertEquals(ts, resSet.getLong("ts"));
System.out.println(resSet.getTimestamp(1));
assertEquals(v1, resSet.getInt(2));
assertEquals(v1, resSet.getInt("k1"));
assertEquals(v2, resSet.getLong(3));
assertEquals(v2, resSet.getLong("k2"));
assertEquals(v3, resSet.getFloat(4), 7);
assertEquals(v3, resSet.getFloat("k3"), 7);
assertEquals(v4, resSet.getDouble(5), 13);
assertEquals(v4, resSet.getDouble("k4"), 13);
assertEquals(v5, resSet.getString(6));
assertEquals(v5, resSet.getString("k5"));
assertEquals(v6, resSet.getShort(7));
assertEquals(v6, resSet.getShort("k6"));
assertEquals(v7, resSet.getBoolean(8));
assertEquals(v7, resSet.getBoolean("k7"));
assertEquals(v8, resSet.getString(9));
assertEquals(v8, resSet.getString("k8"));
resSet.getBytes(9);
resSet.getObject(6);
resSet.getObject("k8");
}
if (!resSet.isClosed()) {
resSet.close();
}
} catch (SQLException e) {
assert false : "insert error " + e.getMessage();
}
}
@Test
public void testUnsupport() throws SQLException {
statement.executeQuery("show databases");
resSet = statement.getResultSet();
try {
resSet.unwrap(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.isWrapperFor(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getAsciiStream(0);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getUnicodeStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getBinaryStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getAsciiStream("");
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getUnicodeStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getBinaryStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getWarnings();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.clearWarnings();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getCursorName();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getCharacterStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getCharacterStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.isBeforeFirst();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.isAfterLast();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.isFirst();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.isLast();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.beforeFirst();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.afterLast();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.first();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.last();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getRow();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.absolute(1);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.relative(1);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.previous();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.setFetchDirection(0);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getFetchDirection();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.setFetchSize(0);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getFetchSize();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getConcurrency();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.rowUpdated();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.rowInserted();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.rowDeleted();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNull(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBoolean(0, true);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateByte(0, (byte) 2);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateShort(0, (short) 1);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateInt(0, 0);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateLong(0, 0l);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateFloat(0, 3.14f);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateDouble(0, 3.1415);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBigDecimal(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateString(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBytes(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateDate(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateTime(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateTimestamp(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateAsciiStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBinaryStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateObject(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateObject(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNull(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBoolean("", false);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateByte("", (byte) 1);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateShort("", (short) 1);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateInt("", 0);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateLong("", 0l);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateFloat("", 3.14f);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateDouble("", 3.1415);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBigDecimal(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateString(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBytes(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateDate(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateTime(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateTimestamp(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateAsciiStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBinaryStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateObject(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateObject(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.insertRow();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateRow();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.deleteRow();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.refreshRow();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.cancelRowUpdates();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.moveToInsertRow();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.moveToCurrentRow();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getStatement();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getObject(0, new HashMap<>());
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getRef(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getBlob(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getClob(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getArray(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getObject("", new HashMap<>());
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getRef(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getBlob(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getClob(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getArray(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getDate(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getDate(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getTime(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getTime(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getTimestamp(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getTimestamp(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getURL(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getURL(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateRef(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateRef(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBlob(0, new SerialBlob("".getBytes("UTF8")));
} catch (Exception e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBlob("", new SerialBlob("".getBytes("UTF8")));
} catch (Exception e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateClob("", new SerialClob("".toCharArray()));
} catch (Exception e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateClob(0, new SerialClob("".toCharArray()));
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateArray(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateArray(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getRowId(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getRowId(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateRowId(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateRowId(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getHoldability();
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNString(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNString(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getNClob(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getNClob(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getSQLXML(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getSQLXML(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateSQLXML(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateSQLXML(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getNCharacterStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.getNCharacterStream(null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateAsciiStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBinaryStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateAsciiStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBinaryStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateNCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateAsciiStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBinaryStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateAsciiStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateBinaryStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
try {
resSet.updateCharacterStream(null, null);
} catch (SQLException e) {
assertTrue(e.getMessage().contains("this operation is NOT supported currently!"));
}
}
@Test
public void testBatch() throws SQLException {
String[] sqls = new String[]{"insert into test.t0 values (1496732686001,2147483600,1496732687000,3.1415925,3.1415926\n" +
"535897,\"涛思数据，强~！\",12,12,\"TDengine is powerful\")", "insert into test.t0 values (1496732686002,2147483600,1496732687000,3.1415925,3.1415926\n" +
"535897,\"涛思数据，强~！\",12,12,\"TDengine is powerful\")"};
for (String sql : sqls) {
statement.addBatch(sql);
}
int[] res = statement.executeBatch();
assertEquals(res.length, 2);
statement.clearBatch();
}
@AfterClass
public static void close() throws Exception {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}

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package com.taosdata.jdbc;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.sql.*;
import java.util.Properties;
import static org.junit.Assert.assertEquals;
public class SelectTest {
Connection connection = null;
Statement statement = null;
String dbName = "test";
String tName = "t0";
String host = "localhost";
@Before
public void createDatabaseAndTable() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
statement = connection.createStatement();
statement.executeUpdate("drop database if exists " + dbName);
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + " (ts timestamp, k int, v int)");
}
@Test
public void selectData() throws SQLException {
long ts = 1496732686000l;
for (int i = 0; i < 50; i++) {
ts++;
int row = statement.executeUpdate("insert into " + dbName + "." + tName + " values (" + ts + ", " + (100 + i) + ", " + i + ")");
System.out.println("insert into " + dbName + "." + tName + " values (" + ts + ", " + (100 + i) + ", " + i + ")\t" + row);
assertEquals(1, row);
}
String sql = "select * from " + dbName + "." + tName;
ResultSet resSet = statement.executeQuery(sql);
int num = 0;
while (resSet.next()) {
num++;
}
resSet.close();
assertEquals(num, 50);
}
@After
public void close() throws Exception {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}

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package com.taosdata.jdbc;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runners.MethodSorters;
import java.sql.*;
import java.util.Properties;
import static org.junit.Assert.assertEquals;
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class StableTest {
static Connection connection = null;
static Statement statement = null;
static String dbName = "test";
static String stbName = "st";
static String host = "localhost";
@BeforeClass
public static void createDatabase() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
statement = connection.createStatement();
statement.executeUpdate("create database if not exists " + dbName);
statement.executeQuery("use " + dbName);
}
// @Test
public void createStable() {
String sql = "create table " + stbName + " (ts timestamp, v1 int, v2 int) tags (tg nchar(20)) ";
try {
statement.executeUpdate(sql);
} catch (SQLException e) {
assert false : "error create stable" + e.getMessage();
}
}
// @Test
public void createTable() {
String sql = "create table t1 using " + stbName + " tags (\"beijing\")";
try {
statement.executeUpdate(sql);
} catch (SQLException e) {
assert false : "error create table" + e.getMessage();
}
}
@Test
public void describeSTable() {
createStable();
String sql = "describe " + stbName;
int num = 0;
System.out.println("describe stable");
try {
ResultSet res = statement.executeQuery(sql);
while (res.next()) {
for (int i = 1; i <= res.getMetaData().getColumnCount(); i++) {
System.out.printf("%d: %s\n", i, res.getString(i));
}
num++;
}
res.close();
assertEquals(4, num);
} catch (SQLException e) {
assert false : "error describe stable" + e.getMessage();
}
}
@Test
public void describeTable() {
createTable();
String sql = "describe t1";
int num = 0;
System.out.println("describe table");
try {
ResultSet res = statement.executeQuery(sql);
while (res.next()) {
for (int i = 1; i <= res.getMetaData().getColumnCount(); i++) {
System.out.printf("%d: %s\n", i, res.getString(i));
}
num++;
}
res.close();
assertEquals(4, num);
} catch (SQLException e) {
assert false : "error describe stable" + e.getMessage();
}
}
// @Test
public void validCreateSql() {
String sql = "create table t2 using " + stbName + " tags (\"beijing\")";
boolean valid = ((TSDBConnection) connection).getConnection().validateCreateTableSql(sql);
assertEquals(true, valid);
}
@AfterClass
public static void close() throws Exception {
if (!statement.isClosed()) {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}
}

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package com.taosdata.jdbc;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import java.sql.*;
import java.util.Properties;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class StatementTest {
static Connection connection = null;
static Statement statement = null;
static String dbName = "test";
static String tName = "t0";
static String host = "localhost";
static ResultSet resSet = null;
@BeforeClass
public static void createConnection() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
statement = connection.createStatement();
statement.executeUpdate("drop database if exists " + dbName);
}
@Test
public void createTableAndQuery() throws SQLException {
long ts = System.currentTimeMillis();
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + "(ts timestamp, k1 int)");
statement.executeUpdate("insert into " + dbName + "." + tName + " values (" + ts + ", 1)");
statement.executeQuery("select * from " + dbName + "." + tName);
ResultSet resultSet = statement.getResultSet();
assertTrue(null != resultSet);
boolean isClosed = statement.isClosed();
assertEquals(false, isClosed);
}
@Test
public void testUnsupport() {
// if(null == resSet) {
// return;
// }
TSDBStatement tsdbStatement = (TSDBStatement) statement;
try {
tsdbStatement.unwrap(null);
} catch (SQLException e) {
}
try {
tsdbStatement.isWrapperFor(null);
} catch (SQLException e) {
}
try {
tsdbStatement.getMaxFieldSize();
} catch (SQLException e) {
}
try {
tsdbStatement.setMaxFieldSize(0);
} catch (SQLException e) {
}
try {
tsdbStatement.setEscapeProcessing(true);
} catch (SQLException e) {
}
try {
tsdbStatement.cancel();
} catch (SQLException e) {
}
try {
tsdbStatement.getWarnings();
} catch (SQLException e) {
}
try {
tsdbStatement.clearWarnings();
} catch (SQLException e) {
}
try {
tsdbStatement.setCursorName(null);
} catch (SQLException e) {
}
try {
tsdbStatement.getMoreResults();
} catch (SQLException e) {
}
try {
tsdbStatement.setFetchDirection(0);
} catch (SQLException e) {
}
try {
tsdbStatement.getFetchDirection();
} catch (SQLException e) {
}
try {
tsdbStatement.getResultSetConcurrency();
} catch (SQLException e) {
}
try {
tsdbStatement.getResultSetType();
} catch (SQLException e) {
}
try {
tsdbStatement.getConnection();
} catch (SQLException e) {
}
try {
tsdbStatement.getMoreResults();
} catch (SQLException e) {
}
try {
tsdbStatement.getGeneratedKeys();
} catch (SQLException e) {
}
try {
tsdbStatement.executeUpdate(null, 0);
} catch (SQLException e) {
}
try {
tsdbStatement.executeUpdate(null, new int[]{0});
} catch (SQLException e) {
}
try {
tsdbStatement.executeUpdate(null, new String[]{"str1", "str2"});
} catch (SQLException e) {
}
try {
tsdbStatement.getResultSetHoldability();
} catch (SQLException e) {
}
try {
tsdbStatement.setPoolable(true);
} catch (SQLException e) {
}
try {
tsdbStatement.isPoolable();
} catch (SQLException e) {
}
try {
tsdbStatement.closeOnCompletion();
} catch (SQLException e) {
}
try {
tsdbStatement.isCloseOnCompletion();
} catch (SQLException e) {
}
}
@AfterClass
public static void close() throws Exception {
if (!statement.isClosed()) {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}
}

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package com.taosdata.jdbc;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Properties;
import static org.junit.Assert.assertTrue;
public class SubscribeTest {
Connection connection = null;
Statement statement = null;
String dbName = "test";
String tName = "t0";
String host = "localhost";
String topic = "test";
@Before
public void createDatabase() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata"
, properties);
statement = connection.createStatement();
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + " (ts timestamp, k int, v int)");
long ts = System.currentTimeMillis();
for (int i = 0; i < 2; i++) {
ts += i;
statement.executeUpdate("insert into \" + dbName + \".\" + tName + \" values (" + ts + ", " + (100 + i) + ", " + i + ")");
}
}
@Test
public void subscribe() throws Exception {
TSDBSubscribe subscribe = null;
long subscribId = 0;
try {
String rawSql = "select * from " + dbName + "." + tName + ";";
System.out.println(rawSql);
subscribe = ((TSDBConnection) connection).createSubscribe();
subscribId = subscribe.subscribe(topic, rawSql, false, 1000);
assertTrue(subscribId > 0);
int a = 0;
while (true) {
Thread.sleep(900);
TSDBResultSet resSet = subscribe.consume(subscribId);
while (resSet.next()) {
for (int i = 1; i <= resSet.getMetaData().getColumnCount(); i++) {
System.out.printf(i + ": " + resSet.getString(i) + "\t");
}
System.out.println("\n======" + a + "==========");
}
resSet.close();
a++;
if (a >= 2) {
break;
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (null != subscribe && 0 != subscribId) {
subscribe.unsubscribe(subscribId, true);
}
}
}
@After
public void close() throws Exception {
statement.executeQuery("drop database " + dbName);
statement.close();
connection.close();
Thread.sleep(10);
}
}

48
src/kit/taosnetwork/client.c
View File

@ -13,6 +13,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
#include <argp.h>
#include <arpa/inet.h> #include <arpa/inet.h>
#include <errno.h> #include <errno.h>
#include <fcntl.h> #include <fcntl.h>
@ -34,6 +35,36 @@ typedef struct {
char *host[15]; char *host[15];
} info; } info;
typedef struct Arguments {
char * host;
uint16_t port;
uint16_t max_port;
} SArguments;
static struct argp_option options[] = {
{0, 'h', "host", 0, "The host to connect to TDEngine. Default is localhost.", 0},
{0, 'p', "port", 0, "The TCP or UDP port number to use for the connection. Default is 6020.", 1},
{0, 'm', "max port", 0, "The max TCP or UDP port number to use for the connection. Default is 6050.", 2}};
static error_t parse_opt(int key, char *arg, struct argp_state *state) {
SArguments *arguments = state->input;
switch (key) {
case 'h':
arguments->host = arg;
break;
case 'p':
arguments->port = atoi(arg);
break;
case 'm':
arguments->max_port = atoi(arg);
break;
}
return 0;
}
static struct argp argp = {options, parse_opt, 0, 0};
void *checkPort(void *sarg) { void *checkPort(void *sarg) {
info *pinfo = (info *)sarg; info *pinfo = (info *)sarg;
int port = pinfo->port; int port = pinfo->port;
@ -97,7 +128,7 @@ void *checkUPort(void *sarg) {
sprintf(sendbuf, "send msg port_%d by udp", port); sprintf(sendbuf, "send msg port_%d by udp", port);
socklen_t sin_size = sizeof(*(struct sockaddr*)&serverAddr); socklen_t sin_size = sizeof(*(struct sockaddr *)&serverAddr);
sendto(clientSocket, sendbuf, strlen(sendbuf), 0, (struct sockaddr *)&serverAddr, (int)sin_size); sendto(clientSocket, sendbuf, strlen(sendbuf), 0, (struct sockaddr *)&serverAddr, (int)sin_size);
@ -113,14 +144,19 @@ void *checkUPort(void *sarg) {
return NULL; return NULL;
} }
int main() { int main(int argc, char *argv[]) {
int port = 6020; SArguments arguments = {"127.0.0.1", 6020, 6050};
char *host = "127.0.0.1";
argp_parse(&argp, argc, argv, 0, 0, &arguments);
printf("host: %s\tport: %d\tmax_port: %d\n", arguments.host, arguments.port, arguments.max_port);
int port = arguments.port;
char *host = arguments.host;
info *tinfo = malloc(sizeof(info)); info *tinfo = malloc(sizeof(info));
info *uinfo = malloc(sizeof(info)); info *uinfo = malloc(sizeof(info));
for (size_t i = 0; i < 30; i++) { for (; port < arguments.max_port; port++) {
port++;
printf("For test: %s:%d\n", host, port); printf("For test: %s:%d\n", host, port);
*tinfo->host = host; *tinfo->host = host;

58
src/kit/taosnetwork/server.c
View File

@ -13,6 +13,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
#include <argp.h>
#include <arpa/inet.h> #include <arpa/inet.h>
#include <errno.h> #include <errno.h>
#include <fcntl.h> #include <fcntl.h>
@ -34,6 +35,36 @@ typedef struct {
int type; // 0: tcp, 1: udo, default: 0 int type; // 0: tcp, 1: udo, default: 0
} info; } info;
typedef struct Arguments {
char * host;
uint16_t port;
uint16_t max_port;
} SArguments;
static struct argp_option options[] = {
{0, 'h', "host", 0, "The host to connect to TDEngine. Default is localhost.", 0},
{0, 'p', "port", 0, "The TCP or UDP port number to use for the connection. Default is 6020.", 1},
{0, 'm', "max port", 0, "The max TCP or UDP port number to use for the connection. Default is 6050.", 2}};
static error_t parse_opt(int key, char *arg, struct argp_state *state) {
SArguments *arguments = state->input;
switch (key) {
case 'h':
arguments->host = arg;
break;
case 'p':
arguments->port = atoi(arg);
break;
case 'm':
arguments->max_port = atoi(arg);
break;
}
return 0;
}
static struct argp argp = {options, parse_opt, 0, 0};
static void *bindPort(void *sarg) { static void *bindPort(void *sarg) {
info *pinfo = (info *)sarg; info *pinfo = (info *)sarg;
int port = pinfo->port; int port = pinfo->port;
@ -170,15 +201,21 @@ static void *bindUPort(void *sarg) {
} }
int main() { int main(int argc, char *argv[]) {
int port = 6020; SArguments arguments = {"127.0.0.1", 6020, 6050};
pthread_t *pids = malloc(60 * sizeof(pthread_t)); argp_parse(&argp, argc, argv, 0, 0, &arguments);
info * infos = malloc(30 * sizeof(info)); int port = arguments.port;
info * uinfos = malloc(30 * sizeof(info));
for (size_t i = 0; i < 30; i++) { int num = arguments.max_port - arguments.port;
port++;
if (num < 0) {
num = 1;
}
pthread_t *pids = malloc(2 * num * sizeof(pthread_t));
info * infos = malloc(num * sizeof(info));
info * uinfos = malloc(num * sizeof(info));
for (size_t i = 0; i < num; i++) {
info *pinfo = infos++; info *pinfo = infos++;
pinfo->port = port; pinfo->port = port;
@ -191,14 +228,15 @@ int main() {
info *uinfo = uinfos++; info *uinfo = uinfos++;
uinfo->port = port; uinfo->port = port;
uinfo->type = 1; uinfo->type = 1;
if (pthread_create(pids + 30 + i, NULL, bindUPort, uinfo) != 0) //创建线程 port++;
if (pthread_create(pids + num + i, NULL, bindUPort, uinfo) != 0) //创建线程
{ //创建线程失败 { //创建线程失败
printf("创建线程失败: %d.\n", port); printf("创建线程失败: %d.\n", port);
exit(0); exit(0);
} }
} }
for (int i = 0; i < 30; i++) { for (int i = 0; i < num; i++) {
pthread_join(pids[i], NULL); pthread_join(pids[i], NULL);
pthread_join(pids[(10 + i)], NULL); pthread_join(pids[(num + i)], NULL);
} }
} }

66
src/kit/taosnetwork/taosnetwork_client.c
View File

@ -1,66 +0,0 @@
/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <unistd.h>
#define SERVER_PORT 8000
#define SIZE 200
int main() {
struct sockaddr_in servaddr, cliaddr;
socklen_t cliaddr_len;
int client_sockfd;
char buf[SIZE];
char recvbuf[SIZE];
int i, n, flag = 0;
int len, iDataNum;
client_sockfd = socket(AF_INET, SOCK_STREAM, 0);
bzero(&servaddr, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
servaddr.sin_port = htons(SERVER_PORT);
if (connect(client_sockfd, (struct sockaddr *)&servaddr, sizeof(servaddr)) < 0) {
printf("Connected error..\n");
return 0;
}
printf("Connected to server..\n");
/*循环的发送接收信息并打印接收信息（可以按需发送）--recv返回接收到的字节数，send返回发送的字节数*/
while (1) {
printf("Enter string to send:");
scanf("%s", buf);
if (!strcmp(buf, "quit")) {
break;
}
len = (sizeof buf);
recvbuf[0] = '\0';
iDataNum = recv(client_sockfd, recvbuf, SIZE, 0);
recvbuf[iDataNum] = '\0';
printf("%s\n", recvbuf);
}
return 0;
}

57
src/kit/taosnetwork/taosnetwork_server.c
View File

@ -1,57 +0,0 @@
/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <unistd.h>
#define SERVER_PORT 8000
#define SIZE 200
int main() {
struct sockaddr_in servaddr, cliaddr;
socklen_t cliaddr_len;
int listenfd, connfd;
char buf[BUFSIZ];
int i, n, flag = 0;
listenfd = socket(AF_INET, SOCK_STREAM, 0);
bzero(&servaddr, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
servaddr.sin_port = htons(SERVER_PORT);
bind(listenfd, (struct sockaddr *)&servaddr, sizeof(servaddr));
listen(listenfd, 20);
printf("Accepting connections..\n");
while (1) {
cliaddr_len = sizeof(cliaddr);
connfd = accept(listenfd, (struct sockaddr *)&cliaddr,
&cliaddr_len); //如果得不到客户端发来的消息，将会被阻塞，一直等到消息到来
n = read(connfd, buf, SIZE); //如果n<=0，表示客户端已断开
while (1) {
if (n != 0) {
for (i = 0; i < n; i++) printf("%c", buf[i]); //输出客户端发来的信息
} else {
printf("Client say close the connection..\n");
break;
}
n = read(connfd, buf, SIZE);
}
close(connfd);
}
}

50
src/kit/taosnetwork/test_client.c
View File

@ -1,50 +0,0 @@
#include <netinet/in.h>
#include <stdio.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/types.h>
#define SERVER_PORT 8888
#define BUFF_LEN 512
#define SERVER_IP "172.0.5.182"
void udp_msg_sender(int fd, struct sockaddr* dst) {}
/*
client:
socket-->sendto-->revcfrom-->close
*/
int main(int argc, char* argv[]) {
int client_fd;
struct sockaddr_in ser_addr;
client_fd = socket(AF_INET, SOCK_DGRAM, 0);
if (client_fd < 0) {
printf("create socket fail!\n");
return -1;
}
memset(&ser_addr, 0, sizeof(ser_addr));
ser_addr.sin_family = AF_INET;
// ser_addr.sin_addr.s_addr = inet_addr(SERVER_IP);
ser_addr.sin_addr.s_addr = htonl(INADDR_ANY); //注意网络序转换
ser_addr.sin_port = htons(SERVER_PORT); //注意网络序转换
socklen_t len;
struct sockaddr_in src;
while (1) {
char buf[BUFF_LEN] = "TEST UDP MSG!\n";
len = sizeof(*(struct sockaddr*)&ser_addr);
printf("client:%s\n", buf); //打印自己发送的信息
sendto(client_fd, buf, BUFF_LEN, 0, (struct sockaddr*)&ser_addr, len);
memset(buf, 0, BUFF_LEN);
recvfrom(client_fd, buf, BUFF_LEN, 0, (struct sockaddr*)&src, &len); //接收来自server的信息
printf("server:%s\n", buf);
sleep(1); //一秒发送一次消息
}
close(client_fd);
return 0;
}

63
src/kit/taosnetwork/test_server.c
View File

@ -1,63 +0,0 @@
#include <netinet/in.h>
#include <stdio.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/types.h>
#define SERVER_PORT 8888
#define BUFF_LEN 1024
void handle_udp_msg(int fd) {
char buf[BUFF_LEN]; //接收缓冲区，1024字节
socklen_t len;
int count;
struct sockaddr_in clent_addr; // clent_addr用于记录发送方的地址信息
while (1) {
memset(buf, 0, BUFF_LEN);
len = sizeof(clent_addr);
count =
recvfrom(fd, buf, BUFF_LEN, 0, (struct sockaddr*)&clent_addr, &len); // recvfrom是拥塞函数，没有数据就一直拥塞
if (count == -1) {
printf("recieve data fail!\n");
return;
}
printf("client:%s\n", buf); //打印client发过来的信息
memset(buf, 0, BUFF_LEN);
sprintf(buf, "I have recieved %d bytes data!\n", count); //回复client
printf("server:%s\n", buf); //打印自己发送的信息给
sendto(fd, buf, BUFF_LEN, 0, (struct sockaddr*)&clent_addr,
len); //发送信息给client，注意使用了clent_addr结构体指针
}
}
/*
server:
socket-->bind-->recvfrom-->sendto-->close
*/
int main(int argc, char* argv[]) {
int server_fd, ret;
struct sockaddr_in ser_addr;
server_fd = socket(AF_INET, SOCK_DGRAM, 0); // AF_INET:IPV4;SOCK_DGRAM:UDP
if (server_fd < 0) {
printf("create socket fail!\n");
return -1;
}
memset(&ser_addr, 0, sizeof(ser_addr));
ser_addr.sin_family = AF_INET;
ser_addr.sin_addr.s_addr = htonl(INADDR_ANY); // IP地址，需要进行网络序转换，INADDR_ANY：本地地址
ser_addr.sin_port = htons(SERVER_PORT); //端口号，需要网络序转换
ret = bind(server_fd, (struct sockaddr*)&ser_addr, sizeof(ser_addr));
if (ret < 0) {
printf("socket bind fail!\n");
return -1;
}
handle_udp_msg(server_fd); //处理接收到的数据
close(server_fd);
return 0;
}