org.teiid.translator.jdbc

Class JDBCBaseExecution

java.lang.Object

org.teiid.translator.jdbc.JDBCBaseExecution

All Implemented Interfaces:

Execution

Direct Known Subclasses:

JDBCQueryExecution, JDBCUpdateExecution

public abstract class JDBCBaseExecution
extends Object
implements Execution

Field Summary

Fields

Modifier and Type	Field and Description
protected Command	command
protected Connection	connection
protected ExecutionContext	context
protected JDBCExecutionFactory	executionFactory
protected int	fetchSize
protected Statement	statement
protected boolean	trimString

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JDBCBaseExecution(Command command, Connection connection, ExecutionContext context, JDBCExecutionFactory jef)

Method Summary

Modifier and Type	Method and Description
void	addStatementWarnings()
protected void	bind(PreparedStatement stmt, List<?> params, List<?> batchValues) Bind the values in the TranslatedCommand to the PreparedStatement
void	cancel() Cancels the execution abnormally.
void	close() Terminates the execution normally.
protected CallableStatement	getCallableStatement(String sql)
Connection	getConnection() Returns the JDBC connection used by the execution object.
protected PreparedStatement	getPreparedStatement(String sql)
protected Statement	getStatement()
protected void	setSizeContraints(Statement statement)
protected TranslatedCommand	translateCommand(Command command)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.teiid.translator.Execution

execute

Field Detail

connection

protected Connection connection

context

protected ExecutionContext context

executionFactory

protected JDBCExecutionFactory executionFactory

command

protected Command command

trimString

protected boolean trimString

fetchSize

protected int fetchSize

statement

protected volatile Statement statement

Constructor Detail

JDBCBaseExecution

protected JDBCBaseExecution(Command command,
                            Connection connection,
                            ExecutionContext context,
                            JDBCExecutionFactory jef)

Method Detail

bind

protected void bind(PreparedStatement stmt,
                    List<?> params,
                    List<?> batchValues)
             throws SQLException

Bind the values in the TranslatedCommand to the PreparedStatement

Throws:

SQLException

translateCommand

protected TranslatedCommand translateCommand(Command command)
                                      throws TranslatorException

Throws:

TranslatorException

close

public void close()

Description copied from interface: Execution

Terminates the execution normally.

Specified by:

close in interface Execution

cancel

public void cancel()
            throws TranslatorException

Description copied from interface: Execution

Cancels the execution abnormally. This will happen via a different thread from the one performing the execution, so should be expected to happen in a multi-threaded scenario.

Specified by:

cancel in interface Execution

Throws:

TranslatorException

setSizeContraints

protected void setSizeContraints(Statement statement)

getStatement

protected Statement getStatement()
                          throws SQLException

Throws:

SQLException

getCallableStatement

protected CallableStatement getCallableStatement(String sql)
                                          throws SQLException

Throws:

SQLException

getPreparedStatement

protected PreparedStatement getPreparedStatement(String sql)
                                          throws SQLException

Throws:

SQLException

getConnection

public Connection getConnection()

Returns the JDBC connection used by the execution object.

Returns:

Returns the connection.

Since:

4.1.1

addStatementWarnings

public void addStatementWarnings()
                          throws SQLException

Throws:

SQLException