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a fast small database connection pool and a active record flavor mini framework
// Decompiled by DJ v2.9.9.60 Copyright 2000 Atanas Neshkov Date: 2005-1-4 11:28:43
// Home Page : http://members.fortunecity.com/neshkov/dj.html - Check often for new version!
// Decompiler options: packimports(3)
// Source File Name: PooledStatement.java
package com.bixuebihui.sql;
import java.io.Reader;
import java.sql.*;
/**
* PooledStatement class.
*
* @author xingwx
* @version $Id: $Id
*/
public class PooledStatement
implements Statement
{
/**
* close.
*
* @throws java.sql.SQLException if any.
*/
@Override
public void close()
throws SQLException {
stmt.setMaxRows(0);
}
/**
* getStatement.
*
* @return a {@link java.sql.Statement} object.
*/
public Statement getStatement() {
return stmt;
}
/**
* dumpInfo.
*
* @return a {@link java.lang.String} object.
*/
public String dumpInfo() {
String s = System.getProperty("line.separator");
String s1 = "\t\tPooledStatement: " + this + s;
s1 += "\t\t\t Last Query SQL: " + lastQuerySQL + s;
s1 += "\t\t\t Last Update SQL: " + lastUpdateSQL + s;
return s1;
}
/**
* {@inheritDoc}
*/
@Override
public ResultSet executeQuery(String s)
throws SQLException {
lastQuerySQL = s;
return stmt.executeQuery(s);
}
/** {@inheritDoc} */
@Override
public int executeUpdate(String s)
throws SQLException {
lastUpdateSQL = s;
return stmt.executeUpdate(s);
}
/**
* getMaxFieldSize.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getMaxFieldSize()
throws SQLException {
return stmt.getMaxFieldSize();
}
/** {@inheritDoc} */
@Override
public void setMaxFieldSize(int i)
throws SQLException {
stmt.setMaxFieldSize(i);
}
/**
* getMaxRows.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getMaxRows()
throws SQLException {
return stmt.getMaxRows();
}
/** {@inheritDoc} */
@Override
public void setMaxRows(int i)
throws SQLException {
stmt.setMaxRows(i);
}
/** {@inheritDoc} */
@Override
public void setEscapeProcessing(boolean flag)
throws SQLException {
stmt.setEscapeProcessing(flag);
}
/**
* getQueryTimeout.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getQueryTimeout()
throws SQLException {
return stmt.getQueryTimeout();
}
/** {@inheritDoc} */
@Override
public void setQueryTimeout(int i)
throws SQLException {
stmt.setQueryTimeout(i);
}
/**
* cancel.
*
* @throws java.sql.SQLException if any.
*/
@Override
public void cancel()
throws SQLException {
stmt.cancel();
}
/**
* getWarnings.
*
* @return a {@link java.sql.SQLWarning} object.
* @throws java.sql.SQLException if any.
*/
@Override
public SQLWarning getWarnings()
throws SQLException {
return stmt.getWarnings();
}
/**
* clearWarnings.
*
* @throws java.sql.SQLException if any.
*/
@Override
public void clearWarnings()
throws SQLException {
stmt.clearWarnings();
}
/** {@inheritDoc} */
@Override
public void setCursorName(String s)
throws SQLException {
stmt.setCursorName(s);
}
/** {@inheritDoc} */
@Override
public boolean execute(String s)
throws SQLException {
return stmt.execute(s);
}
/**
* getResultSet.
*
* @return a {@link java.sql.ResultSet} object.
* @throws java.sql.SQLException if any.
*/
@Override
public ResultSet getResultSet()
throws SQLException {
return stmt.getResultSet();
}
/**
* getUpdateCount.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getUpdateCount()
throws SQLException {
return stmt.getUpdateCount();
}
/**
* getMoreResults.
*
* @return a boolean.
* @throws java.sql.SQLException if any.
*/
@Override
public boolean getMoreResults()
throws SQLException {
return stmt.getMoreResults();
}
/**
* setCharacterStream.
*
* @deprecated dont use! not implement!
* @param i not implement
* @param reader not implement
* @param j not implement
* @throws java.sql.SQLException not implement
*/
@Deprecated
public void setCharacterStream(int i, Reader reader, int j)
throws SQLException {
throw new SQLException("not implement!");
}
/**
* getFetchDirection.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getFetchDirection()
throws SQLException {
return stmt.getFetchDirection();
}
/** {@inheritDoc} */
@Override
public void setFetchDirection(int i)
throws SQLException {
stmt.setFetchDirection(i);
}
/**
* executeBatch.
*
* @return an array of int.
* @throws java.sql.SQLException if any.
*/
@Override
public int[] executeBatch()
throws SQLException {
return stmt.executeBatch();
}
/**
* clearBatch.
*
* @throws java.sql.SQLException if any.
*/
@Override
public void clearBatch()
throws SQLException {
stmt.clearBatch();
}
/** {@inheritDoc} */
@Override
public void addBatch(String s)
throws SQLException {
stmt.addBatch(s);
}
/**
* getResultSetConcurrency.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getResultSetConcurrency()
throws SQLException {
return stmt.getResultSetConcurrency();
}
/**
* getFetchSize.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getFetchSize()
throws SQLException {
return stmt.getFetchSize();
}
/** {@inheritDoc} */
@Override
public void setFetchSize(int i)
throws SQLException {
stmt.setFetchSize(i);
}
/**
* getConnection.
*
* @return a {@link java.sql.Connection} object.
* @throws java.sql.SQLException if any.
*/
@Override
public Connection getConnection()
throws SQLException {
return stmt.getConnection();
}
/**
* getResultSetType.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getResultSetType()
throws SQLException {
return stmt.getResultSetType();
}
/**
* Constructor for PooledStatement.
*/
protected PooledStatement() {
}
/**
* Constructor for PooledStatement.
*
* @param statement a {@link java.sql.Statement} object.
*/
public PooledStatement(Statement statement) {
stmt = statement;
}
protected Statement stmt;
String lastQuerySQL;
String lastUpdateSQL;
// added by [xing]
/** {@inheritDoc} */
@Override
public boolean execute(String p, int x)throws SQLException{
return stmt.execute(p, x);
}
/**
* execute.
*
* @param p a {@link java.lang.String} object.
* @param x an array of int.
* @return a boolean.
* @throws java.sql.SQLException if any.
*/
@Override
public boolean execute(String p, int[] x)throws SQLException {
return stmt.execute(p, x);
}
/**
* execute.
*
* @param p a {@link java.lang.String} object.
* @param x an array of {@link java.lang.String} objects.
* @return a boolean.
* @throws java.sql.SQLException if any.
*/
@Override
public boolean execute(String p, String[] x)throws SQLException{
return stmt.execute(p, x);
}
/**
* executeUpdate.
*
* @param p a {@link java.lang.String} object.
* @param x a int.
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int executeUpdate(String p, int x)throws SQLException{
return stmt.executeUpdate(p, x);
}
/**
* executeUpdate.
*
* @param p a {@link java.lang.String} object.
* @param x an array of int.
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int executeUpdate(String p, int[] x) throws SQLException{
return stmt.executeUpdate(p, x);
}
/**
* executeUpdate.
*
* @param p a {@link java.lang.String} object.
* @param x an array of {@link java.lang.String} objects.
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int executeUpdate(String p, String[] x)throws SQLException{
return stmt.executeUpdate(p, x);
}
/**
* getGeneratedKeys.
*
* @return a {@link java.sql.ResultSet} object.
* @throws java.sql.SQLException if any.
*/
@Override
public ResultSet getGeneratedKeys()throws SQLException{
return stmt.getGeneratedKeys();
}
/** {@inheritDoc} */
@Override
public boolean getMoreResults(int i) throws SQLException{
return stmt.getMoreResults(i);
}
/**
* getResultSetHoldability.
*
* @return a int.
* @throws java.sql.SQLException if any.
*/
@Override
public int getResultSetHoldability() throws SQLException {
return ResultSet.CLOSE_CURSORS_AT_COMMIT;
}
/**
* isClosed.
*
* @return a boolean.
* @throws java.sql.SQLException if any.
*/
@Override
public boolean isClosed() throws SQLException {
return stmt.isClosed();
}
/**
* isPoolable.
*
* @return a boolean.
* @throws java.sql.SQLException if any.
*/
@Override
public boolean isPoolable() throws SQLException {
return stmt.isPoolable();
}
/** {@inheritDoc} */
@Override
public void setPoolable(boolean poolable) throws SQLException {
stmt.setPoolable(poolable);
}
/** {@inheritDoc} */
@Override
public T unwrap(Class iface) throws SQLException {
return stmt.unwrap(iface);
}
/**
* closeOnCompletion.
*
* @throws java.sql.SQLException if any.
*/
@Override
public void closeOnCompletion() throws SQLException {
stmt.closeOnCompletion();
}
/**
* isCloseOnCompletion.
*
* @return a boolean.
* @throws java.sql.SQLException if any.
*/
@Override
public boolean isCloseOnCompletion() throws SQLException {
return stmt.isCloseOnCompletion();
}
/** {@inheritDoc} */
@Override
public boolean isWrapperFor(Class iface) throws SQLException {
return stmt.isWrapperFor(iface);
}
}