Package com.alibaba.druid.pool

Class DruidPooledStatement

java.lang.Object

com.alibaba.druid.pool.PoolableWrapper

com.alibaba.druid.pool.DruidPooledStatement

All Implemented Interfaces:

AutoCloseable, Statement, Wrapper

Direct Known Subclasses:

DruidPooledPreparedStatement

public class DruidPooledStatement
extends PoolableWrapper
implements Statement

Author:

wenshao [szujobs@hotmail.com]

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	closed
protected DruidPooledConnection	conn
protected int	exceptionCount
protected int	fetchRowPeak
protected List<ResultSet>	resultSetTrace

Fields inherited from interface java.sql.Statement

CLOSE_ALL_RESULTS, CLOSE_CURRENT_RESULT, EXECUTE_FAILED, KEEP_CURRENT_RESULT, NO_GENERATED_KEYS, RETURN_GENERATED_KEYS, SUCCESS_NO_INFO

Constructor Summary

Constructors

Constructor	Description
DruidPooledStatement(DruidPooledConnection conn, Statement stmt)

Method Summary

Modifier and Type	Method	Description
final void	addBatch(String sql)
protected void	addResultSetTrace(ResultSet resultSet)
final void	cancel()
protected SQLException	checkException(Throwable error)
protected SQLException	checkException(Throwable error, String sql)
protected void	checkOpen()
final void	clearBatch()
protected void	clearResultSet()
final void	clearWarnings()
void	close()
void	closeOnCompletion()
protected final void	errorCheck(Throwable t)
final boolean	execute(String sql)
final boolean	execute(String sql, int autoGeneratedKeys)
final boolean	execute(String sql, int[] columnIndexes)
final boolean	execute(String sql, String[] columnNames)
int[]	executeBatch()
final ResultSet	executeQuery(String sql)
final int	executeUpdate(String sql)
final int	executeUpdate(String sql, int autoGeneratedKeys)
final int	executeUpdate(String sql, int[] columnIndexes)
final int	executeUpdate(String sql, String[] columnNames)
final Connection	getConnection()
final int	getFetchDirection()
int	getFetchRowPeak()
final int	getFetchSize()
final ResultSet	getGeneratedKeys()
int	getMaxFieldSize()
final int	getMaxRows()
final boolean	getMoreResults()
final boolean	getMoreResults(int current)
DruidPooledConnection	getPoolableConnection()
final int	getQueryTimeout()
final ResultSet	getResultSet()
final int	getResultSetConcurrency()
final int	getResultSetHoldability()
final int	getResultSetType()
Statement	getStatement()
final int	getUpdateCount()
final SQLWarning	getWarnings()
protected void	handleSocketTimeout(Throwable error)
void	incrementExecuteBatchCount()
void	incrementExecuteCount()
void	incrementExecuteQueryCount()
void	incrementExecuteUpdateCount()
final boolean	isClosed()
boolean	isCloseOnCompletion()
final boolean	isPoolable()
protected void	recordFetchRowCount(int fetchRowCount)
final void	setCursorName(String name)
final void	setEscapeProcessing(boolean enable)
void	setFetchDirection(int direction)
void	setFetchSize(int rows)
void	setMaxFieldSize(int max)
void	setMaxRows(int max)
final void	setPoolable(boolean poolable)
void	setQueryTimeout(int seconds)
String	toString()
protected void	transactionRecord(String sql)

Methods inherited from class com.alibaba.druid.pool.PoolableWrapper

isWrapperFor, unwrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.sql.Statement

enquoteIdentifier, enquoteLiteral, enquoteNCharLiteral, executeLargeBatch, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, getLargeMaxRows, getLargeUpdateCount, isSimpleIdentifier, setLargeMaxRows

Methods inherited from interface java.sql.Wrapper

isWrapperFor, unwrap

Field Details

conn

protected DruidPooledConnection conn

resultSetTrace

protected List<ResultSet> resultSetTrace

closed

protected boolean closed

fetchRowPeak

protected int fetchRowPeak

exceptionCount

protected int exceptionCount

Constructor Details

DruidPooledStatement

public DruidPooledStatement(DruidPooledConnection conn,
 Statement stmt)

Method Details

addResultSetTrace

protected void addResultSetTrace(ResultSet resultSet)

recordFetchRowCount

protected void recordFetchRowCount(int fetchRowCount)

getFetchRowPeak

public int getFetchRowPeak()

checkException

protected SQLException checkException(Throwable error)
                               throws SQLException

Throws:

SQLException

checkException

protected SQLException checkException(Throwable error,
 String sql)
                               throws SQLException

Throws:

SQLException

handleSocketTimeout

protected void handleSocketTimeout(Throwable error)
                            throws SQLException

Throws:

SQLException

getPoolableConnection

public DruidPooledConnection getPoolableConnection()

getStatement

public Statement getStatement()

checkOpen

protected void checkOpen()
                  throws SQLException

Throws:

SQLException

clearResultSet

protected void clearResultSet()

incrementExecuteCount

public void incrementExecuteCount()

incrementExecuteBatchCount

public void incrementExecuteBatchCount()

incrementExecuteUpdateCount

public void incrementExecuteUpdateCount()

incrementExecuteQueryCount

public void incrementExecuteQueryCount()

transactionRecord

protected void transactionRecord(String sql)
                          throws SQLException

Throws:

SQLException

executeQuery

public final ResultSet executeQuery(String sql)
                             throws SQLException

Specified by:

executeQuery in interface Statement

Throws:

SQLException

executeUpdate

public final int executeUpdate(String sql)
                        throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

errorCheck

protected final void errorCheck(Throwable t)

executeUpdate

public final int executeUpdate(String sql,
 int autoGeneratedKeys)
                        throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public final int executeUpdate(String sql,
 int[] columnIndexes)
                        throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public final int executeUpdate(String sql,
 String[] columnNames)
                        throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

execute

public final boolean execute(String sql,
 int autoGeneratedKeys)
                      throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

execute

public final boolean execute(String sql,
 int[] columnIndexes)
                      throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

execute

public final boolean execute(String sql,
 String[] columnNames)
                      throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

getMaxFieldSize

public int getMaxFieldSize()
                    throws SQLException

Specified by:

getMaxFieldSize in interface Statement

Throws:

SQLException

close

public void close()
           throws SQLException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Statement

Throws:

SQLException

setMaxFieldSize

public void setMaxFieldSize(int max)
                     throws SQLException

Specified by:

setMaxFieldSize in interface Statement

Throws:

SQLException

getMaxRows

public final int getMaxRows()
                     throws SQLException

Specified by:

getMaxRows in interface Statement

Throws:

SQLException

setMaxRows

public void setMaxRows(int max)
                throws SQLException

Specified by:

setMaxRows in interface Statement

Throws:

SQLException

setEscapeProcessing

public final void setEscapeProcessing(boolean enable)
                               throws SQLException

Specified by:

setEscapeProcessing in interface Statement

Throws:

SQLException

getQueryTimeout

public final int getQueryTimeout()
                          throws SQLException

Specified by:

getQueryTimeout in interface Statement

Throws:

SQLException

setQueryTimeout

public void setQueryTimeout(int seconds)
                     throws SQLException

Specified by:

setQueryTimeout in interface Statement

Throws:

SQLException

cancel

public final void cancel()
                  throws SQLException

Specified by:

cancel in interface Statement

Throws:

SQLException

getWarnings

public final SQLWarning getWarnings()
                             throws SQLException

Specified by:

getWarnings in interface Statement

Throws:

SQLException

clearWarnings

public final void clearWarnings()
                         throws SQLException

Specified by:

clearWarnings in interface Statement

Throws:

SQLException

setCursorName

public final void setCursorName(String name)
                         throws SQLException

Specified by:

setCursorName in interface Statement

Throws:

SQLException

execute

public final boolean execute(String sql)
                      throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

getResultSet

public final ResultSet getResultSet()
                             throws SQLException

Specified by:

getResultSet in interface Statement

Throws:

SQLException

getUpdateCount

public final int getUpdateCount()
                         throws SQLException

Specified by:

getUpdateCount in interface Statement

Throws:

SQLException

getMoreResults

public final boolean getMoreResults()
                             throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

setFetchDirection

public void setFetchDirection(int direction)
                       throws SQLException

Specified by:

setFetchDirection in interface Statement

Throws:

SQLException

getFetchDirection

public final int getFetchDirection()
                            throws SQLException

Specified by:

getFetchDirection in interface Statement

Throws:

SQLException

setFetchSize

public void setFetchSize(int rows)
                  throws SQLException

Specified by:

setFetchSize in interface Statement

Throws:

SQLException

getFetchSize

public final int getFetchSize()
                       throws SQLException

Specified by:

getFetchSize in interface Statement

Throws:

SQLException

getResultSetConcurrency

public final int getResultSetConcurrency()
                                  throws SQLException

Specified by:

getResultSetConcurrency in interface Statement

Throws:

SQLException

getResultSetType

public final int getResultSetType()
                           throws SQLException

Specified by:

getResultSetType in interface Statement

Throws:

SQLException

addBatch

public final void addBatch(String sql)
                    throws SQLException

Specified by:

addBatch in interface Statement

Throws:

SQLException

clearBatch

public final void clearBatch()
                      throws SQLException

Specified by:

clearBatch in interface Statement

Throws:

SQLException

executeBatch

public int[] executeBatch()
                   throws SQLException

Specified by:

executeBatch in interface Statement

Throws:

SQLException

getConnection

public final Connection getConnection()
                               throws SQLException

Specified by:

getConnection in interface Statement

Throws:

SQLException

getMoreResults

public final boolean getMoreResults(int current)
                             throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getGeneratedKeys

public final ResultSet getGeneratedKeys()
                                 throws SQLException

Specified by:

getGeneratedKeys in interface Statement

Throws:

SQLException

getResultSetHoldability

public final int getResultSetHoldability()
                                  throws SQLException

Specified by:

getResultSetHoldability in interface Statement

Throws:

SQLException

isClosed

public final boolean isClosed()
                       throws SQLException

Specified by:

isClosed in interface Statement

Throws:

SQLException

setPoolable

public final void setPoolable(boolean poolable)
                       throws SQLException

Specified by:

setPoolable in interface Statement

Throws:

SQLException

isPoolable

public final boolean isPoolable()
                         throws SQLException

Specified by:

isPoolable in interface Statement

Throws:

SQLException

toString

public String toString()

Overrides:

toString in class Object

closeOnCompletion

public void closeOnCompletion()
                       throws SQLException

Specified by:

closeOnCompletion in interface Statement

Throws:

SQLException

isCloseOnCompletion

public boolean isCloseOnCompletion()
                            throws SQLException

Specified by:

isCloseOnCompletion in interface Statement

Throws:

SQLException