xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

change

This commit is contained in:
zyyang 2021-02-25 16:37:04 +08:00
parent faa7a55598
commit 9a58d6d893
4 changed files with 43 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBError.java
View File

@ -24,49 +24,45 @@ public class TSDBError {
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_INVALID_FOR_EXECUTE, "not a valid sql for execute: (?)");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_PARAMETER_INDEX_OUT_RANGE, "parameter index out of range");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_SQLCLIENT_EXCEPTION_ON_CONNECTION_CLOSED, "connection already closed");
/**************************************************/
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_UNKNOWN, "unknown error");
/**************************************************/
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_SUBSCRIBE_FAILED, "failed to create subscription");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_UNSUPPORTED_ENCODING, "Unsupported encoding");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_TDENGINE_ERROR, "internal error of database!");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL, "JNI connection already closed!");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL, "invalid JNI result set!");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_NUM_OF_FIELDS_0, "invalid num of fields!");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_SQL_NULL, "empty sql string!");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_FETCH_END, "fetch to the end of resultset");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_OUT_OF_MEMORY, "JNI alloc memory failed!");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_TDENGINE_ERROR, "internal error of database");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL, "JNI connection already closed");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL, "invalid JNI result set");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_NUM_OF_FIELDS_0, "invalid num of fields");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_SQL_NULL, "empty sql string");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_FETCH_END, "fetch to the end of resultSet");
TSDBErrorMap.put(TSDBErrorNumbers.ERROR_JNI_OUT_OF_MEMORY, "JNI alloc memory failed");
}
public static String wrapErrMsg(String msg) {
return "TDengine Error: " + msg;
}
public static SQLException createSQLException(int errorNumber) {
return createSQLException(errorNumber, null);
}
public static SQLException createSQLException(int errorNumber, String message) {
if (message == null || message.isEmpty() || message.replaceAll("\\s", "").isEmpty()) {
if (TSDBErrorNumbers.contains(errorNumber))
message = TSDBErrorMap.get(errorNumber);
public static SQLException createSQLException(int errorCode) {
String message;
if (TSDBErrorNumbers.contains(errorCode))
message = TSDBErrorMap.get(errorCode);
else
message = TSDBErrorMap.get(TSDBErrorNumbers.ERROR_UNKNOWN);
return createSQLException(errorCode, message);
}
// throw SQLFeatureNotSupportedException
if (errorNumber == TSDBErrorNumbers.ERROR_UNSUPPORTED_METHOD)
return new SQLFeatureNotSupportedException(message, "", errorNumber);
// throw SQLClientInfoException
if (errorNumber == TSDBErrorNumbers.ERROR_SQLCLIENT_EXCEPTION_ON_CONNECTION_CLOSED)
return new SQLClientInfoException(message,null);
if (errorNumber < TSDBErrorNumbers.ERROR_UNKNOWN)
public static SQLException createSQLException(int errorCode, String message) {
// throw SQLFeatureNotSupportedException
if (errorCode == TSDBErrorNumbers.ERROR_UNSUPPORTED_METHOD)
return new SQLFeatureNotSupportedException(message, "", errorCode);
// throw SQLClientInfoException
if (errorCode == TSDBErrorNumbers.ERROR_SQLCLIENT_EXCEPTION_ON_CONNECTION_CLOSED)
return new SQLClientInfoException(message, null);
if (errorCode > 0x2300 && errorCode < 0x2350)
// JDBC exception's error number is less than 0x2350
return new SQLException("ERROR (" + Integer.toHexString(errorNumber) + "): " + message, "", errorNumber);
return new SQLException("ERROR (" + Integer.toHexString(errorCode) + "): " + message, "", errorCode);
if (errorCode > 0x2350 && errorCode < 0x2400)
// JNI exception's error number is large than 0x2350
return new SQLException("TDengine ERROR (" + Integer.toHexString(errorNumber) + "): " + message, "", errorNumber);
return new SQLException("JNI ERROR (" + Integer.toHexString(errorCode) + "): " + message, "", errorCode);
return new SQLException("TDengine ERROR (" + Integer.toHexString(errorCode) + "): " + message, "", errorCode);
}
}

28
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBErrorNumbers.java
View File

@ -13,24 +13,24 @@ public class TSDBErrorNumbers {
public static final int ERROR_INVALID_WITH_EXECUTEQUERY = 0x2307; //Can not issue data manipulation statements with executeQuery()
public static final int ERROR_INVALID_WITH_EXECUTEUPDATE = 0x2308; //Can not issue SELECT via executeUpdate()
public static final int ERROR_INVALID_FOR_EXECUTE_QUERY = 0x2309; //not a valid sql for executeQuery: (SQL)
public static final int ERROR_DATABASE_NOT_SPECIFIED_OR_AVAILABLE = 0x2310; //Database not specified or available
public static final int ERROR_INVALID_FOR_EXECUTE_UPDATE = 0x2311; //not a valid sql for executeUpdate: (SQL)
public static final int ERROR_INVALID_FOR_EXECUTE = 0x2312; //not a valid sql for execute: (SQL)
public static final int ERROR_PARAMETER_INDEX_OUT_RANGE = 0x2313; // parameter index out of range
public static final int ERROR_SQLCLIENT_EXCEPTION_ON_CONNECTION_CLOSED = 0x2314; // connection already closed
public static final int ERROR_DATABASE_NOT_SPECIFIED_OR_AVAILABLE = 0x230a; //Database not specified or available
public static final int ERROR_INVALID_FOR_EXECUTE_UPDATE = 0x230b; //not a valid sql for executeUpdate: (SQL)
public static final int ERROR_INVALID_FOR_EXECUTE = 0x230c; //not a valid sql for execute: (SQL)
public static final int ERROR_PARAMETER_INDEX_OUT_RANGE = 0x230d; // parameter index out of range
public static final int ERROR_SQLCLIENT_EXCEPTION_ON_CONNECTION_CLOSED = 0x230e; // connection already closed
public static final int ERROR_UNKNOWN = 0x2350; //unknown error
public static final int ERROR_SUBSCRIBE_FAILED = 0x2351; //failed to create subscription
public static final int ERROR_UNSUPPORTED_ENCODING = 0x2352; //Unsupported encoding
public static final int ERROR_SUBSCRIBE_FAILED = 0x2351; // failed to create subscription
public static final int ERROR_UNSUPPORTED_ENCODING = 0x2352; // Unsupported encoding
public static final int ERROR_JNI_TDENGINE_ERROR = 0x2353;
public static final int ERROR_JNI_CONNECTION_NULL = 0x2354; //invalid tdengine connection!
public static final int ERROR_JNI_RESULT_SET_NULL = 0x2355;
public static final int ERROR_JNI_NUM_OF_FIELDS_0 = 0x2356;
public static final int ERROR_JNI_SQL_NULL = 0x2357;
public static final int ERROR_JNI_FETCH_END = 0x2358;
public static final int ERROR_JNI_OUT_OF_MEMORY = 0x2359;
public static final int ERROR_JNI_TDENGINE_ERROR = 0x2353; // internal error of database
public static final int ERROR_JNI_CONNECTION_NULL = 0x2354; // JNI connection already closed
public static final int ERROR_JNI_RESULT_SET_NULL = 0x2355; // invalid JNI result set
public static final int ERROR_JNI_NUM_OF_FIELDS_0 = 0x2356; // invalid num of fields
public static final int ERROR_JNI_SQL_NULL = 0x2357; // empty sql string
public static final int ERROR_JNI_FETCH_END = 0x2358; // fetch to the end of resultSet
public static final int ERROR_JNI_OUT_OF_MEMORY = 0x2359; // JNI alloc memory failed
private static final HashSet<Integer> errorNumbers;

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

@ -102,7 +102,8 @@ public class TSDBJNIConnector {
this.taos = this.connectImp(host, port, dbName, user, password);
if (this.taos == TSDBConstants.JNI_NULL_POINTER) {
throw new SQLException(TSDBConstants.WrapErrMsg(this.getErrMsg(0L)), "", this.getErrCode(0l));
throw TSDBError.createSQLException(this.getErrCode(0l), this.getErrMsg(0L));
// throw new SQLException(TSDBConstants.WrapErrMsg(, "", );
}
// invoke connectImp only here
taosInfo.conn_open_increment();
@ -187,7 +188,6 @@ public class TSDBJNIConnector {
// public long getResultSet() {
// return taosResultSetPointer;
// }
private native long getResultSetImp(long connection, long pSql);
public boolean isUpdateQuery(long pSql) {
@ -227,7 +227,6 @@ public class TSDBJNIConnector {
// }
// return resCode;
// }
private native int freeResultSetImp(long connection, long result);
/**

2
tests/examples/JDBC/JDBCDemo/pom.xml
View File

@ -13,7 +13,7 @@
<dependency>
<groupId>com.taosdata.jdbc</groupId>
<artifactId>taos-jdbcdriver</artifactId>
<version>2.0.18</version>
<version>2.0.14</version>
</dependency>
</dependencies>