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This commit is contained in:
zyyang 2021-02-03 19:34:55 +08:00
parent a5f02a8954
commit ff1ab88cf3
2 changed files with 15 additions and 18 deletions
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26
src/connector/jdbc/src/main/java/com/taosdata/jdbc/AbstractStatement.java
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@ -246,17 +246,17 @@ public abstract class AbstractStatement implements Statement {
return this.closeOnCompletion; return this.closeOnCompletion;
} }
@Override // @Override
public <T> T unwrap(Class<T> iface) throws SQLException { // public <T> T unwrap(Class<T> iface) throws SQLException {
try { // try {
return iface.cast(this); // return iface.cast(this);
} catch (ClassCastException cce) { // } catch (ClassCastException cce) {
throw new SQLException("Unable to unwrap to " + iface.toString()); // throw new SQLException("Unable to unwrap to " + iface.toString());
} // }
} // }
//
@Override // @Override
public boolean isWrapperFor(Class<?> iface) throws SQLException { // public boolean isWrapperFor(Class<?> iface) throws SQLException {
return iface.isInstance(this); // return iface.isInstance(this);
} // }
} }

7
src/connector/jdbc/src/test/java/com/taosdata/jdbc/StatementTest.java
View File

@ -8,9 +8,6 @@ import org.junit.Test;
import java.sql.*; import java.sql.*;
import java.util.Properties; import java.util.Properties;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class StatementTest { public class StatementTest {
static Connection connection = null; static Connection connection = null;
static Statement statement = null; static Statement statement = null;
@ -60,10 +57,10 @@ public class StatementTest {
statement.executeUpdate("insert into " + dbName + "." + tName + " values (" + ts + ", 1)"); statement.executeUpdate("insert into " + dbName + "." + tName + " values (" + ts + ", 1)");
statement.executeQuery("select * from " + dbName + "." + tName); statement.executeQuery("select * from " + dbName + "." + tName);
ResultSet resultSet = statement.getResultSet(); ResultSet resultSet = statement.getResultSet();
assertTrue(null != resultSet); Assert.assertNotNull(resultSet);
boolean isClosed = statement.isClosed(); boolean isClosed = statement.isClosed();
assertEquals(false, isClosed); Assert.assertEquals(false, isClosed);
} }
@Test(expected = SQLException.class) @Test(expected = SQLException.class)