p6preparedstatement.java

一个跟踪调试jdbc的工具包。通过把jdbc做一个封装

/*
 *
 * ====================================================================
 *
 * The P6Spy Software License, Version 1.1
 *
 * This license is derived and fully compatible with the Apache Software
 * license, see http://www.apache.org/LICENSE.txt
 *
 * Copyright (c) 2001-2002 Andy Martin, Ph.D. and Jeff Goke
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in
 * the documentation and/or other materials provided with the
 * distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 * any, must include the following acknowlegement:
 * "The original concept and code base for P6Spy was conceived
 * and developed by Andy Martin, Ph.D. who generously contribued
 * the first complete release to the public under this license.
 * This product was due to the pioneering work of Andy
 * that began in December of 1995 developing applications that could
 * seamlessly be deployed with minimal effort but with dramatic results.
 * This code is maintained and extended by Jeff Goke and with the ideas
 * and contributions of other P6Spy contributors.
 * (http://www.p6spy.com)"
 * Alternately, this acknowlegement may appear in the software itself,
 * if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "P6Spy", "Jeff Goke", and "Andy Martin" must not be used
 * to endorse or promote products derived from this software without
 * prior written permission. For written permission, please contact
 * [e-mail].
 *
 * 5. Products derived from this software may not be called "P6Spy"
 * nor may "P6Spy" appear in their names without prior written
 * permission of Jeff Goke and Andy Martin.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/**
 * Description: JDBC Driver Extension implementing PreparedStatement.
 *
 * $Author: bradleydot $
 * $Revision: 1.8 $
 * $Date: 2003/08/06 18:35:18 $
 *
 * $Id: P6PreparedStatement.java,v 1.8 2003/08/06 18:35:18 bradleydot Exp $
 * $Source: /cvsroot/p6spy/p6spy/com/p6spy/engine/spy/P6PreparedStatement.java,v $
 * $Log: P6PreparedStatement.java,v $
 * Revision 1.8  2003/08/06 18:35:18  bradleydot
 * Minor changes so TestCallable will work:  added getValuesLength method and set P6_Grow_Max as public static.  Also changed setURL so that it is registered in values array.
 *
 * Revision 1.7  2003/06/20 20:31:37  aarvesen
 * fix for bug 161:  null result sets
 *
 * Revision 1.6  2003/06/05 20:10:00  aarvesen
 * bradley 'dot' johnson ([e-mail]) added in dynamic array allocation
 *
 * Revision 1.5  2003/06/03 19:20:25  cheechq
 * removed unused imports
 *
 * Revision 1.4  2003/01/03 20:33:43  aarvesen
 * Added getJDBC() method to return the underlying jdbc object.
 *
 * Revision 1.3  2002/12/06 22:42:47  aarvesen
 * New factory registration in the constructor.
 * jdk 1.4
 *
 * Revision 1.2  2002/10/06 18:23:25  jeffgoke
 * no message
 *
 * Revision 1.1  2002/05/24 07:31:13  jeffgoke
 * version 1 rewrite
 *
 * Revision 1.8  2002/05/18 06:39:52  jeffgoke
 * Peter Laird added Outage detection.  Added junit tests for outage detection.
 * Fixed multi-driver tests.
 *
 * Revision 1.7  2002/05/16 04:58:40  jeffgoke
 * Viktor Szathmary added multi-driver support.
 * Rewrote P6SpyOptions to be easier to manage.
 * Fixed several bugs.
 *
 * Revision 1.6  2002/04/21 06:15:34  jeffgoke
 * added test cases, fixed batch bugs
 *
 * Revision 1.5  2002/04/18 06:54:39  jeffgoke
 * added batch statement logging support
 *
 * Revision 1.4  2002/04/15 05:13:32  jeffgoke
 * Simon Sadedin added timing support.  Fixed bug where batch execute was not
 * getting logged.  Added result set timing.  Updated the log format to include
 * categories, and updated options to control the categories.  Updated
 * documentation.
 *
 * Revision 1.3  2002/04/11 04:18:03  jeffgoke
 * fixed bug where callable & prepared were not passing their ancestors the correct constructor information
 *
 * Revision 1.2  2002/04/10 04:24:26  jeffgoke
 * added support for callable statements and fixed numerous bugs that allowed the real class to be returned
 *
 * Revision 1.1.1.1  2002/04/07 04:52:25  jeffgoke
 * no message
 *
 * Revision 1.2  2001-08-05 09:16:04-05  andy
 * final version on the website
 *
 * Revision 1.1  2001-08-02 07:52:43-05  andy
 * <>
 *
 * Revision 1.0  2001-08-02 06:37:42-05  andy
 * Initial revision
 *
 *
 */

package com.p6spy.engine.spy;

import java.io.*;
import java.sql.*;
import java.math.*;

public class P6PreparedStatement extends P6Statement implements PreparedStatement {
    
    
    public final static int P6_MAX_FIELDS = 32;
    public static int P6_GROW_MAX = 32;
    protected PreparedStatement prepStmtPassthru;
    protected String preparedQuery;
    protected Object values[];
    protected boolean isString[];
    
    public P6PreparedStatement(P6Factory factory, PreparedStatement statement, P6Connection conn, String query) {
        super(factory, statement, conn);
        prepStmtPassthru = statement;
        this.preparedQuery = query;
        initValues();
    }
    
    protected void initValues() {
        values = new Object[P6_MAX_FIELDS+1];
        isString = new boolean[P6_MAX_FIELDS+1];
    }
    
    public void addBatch() throws SQLException {
        prepStmtPassthru.addBatch();
    }
    
    public void clearParameters() throws SQLException {
        prepStmtPassthru.clearParameters();
    }
    
    public boolean execute() throws SQLException {
        return prepStmtPassthru.execute();
    }
    
    public ResultSet executeQuery() throws SQLException {
        ResultSet resultSet = prepStmtPassthru.executeQuery();
        return (getP6Factory().getResultSet(resultSet, this, preparedQuery, getQueryFromPreparedStatement()));
    }
    
    public int executeUpdate() throws SQLException {
        return prepStmtPassthru.executeUpdate();
    }
    
    public ResultSetMetaData getMetaData() throws SQLException {
        return prepStmtPassthru.getMetaData();
    }
    
    public void setArray(int p0, Array p1) throws SQLException {
        setObjectAsString(p0, p1);
        // we need to make sure we get the real object in this case
        if (p1 instanceof P6Array) {
            prepStmtPassthru.setArray(p0,((P6Array)p1).passthru);
        } else{
            prepStmtPassthru.setArray(p0,p1);
        }
    }
    
    public void setAsciiStream(int p0, InputStream p1, int p2) throws SQLException {
        setObjectAsString(p0, p1);
        prepStmtPassthru.setAsciiStream(p0,p1,p2);
    }
    
    public void setBigDecimal(int p0, BigDecimal p1) throws SQLException {
        setObjectAsString(p0, p1);
        prepStmtPassthru.setBigDecimal(p0,p1);
    }

    public void setBinaryStream(int p0, InputStream p1, int p2) throws SQLException {
        setObjectAsString(p0, p1);
        prepStmtPassthru.setBinaryStream(p0,p1,p2);
    }
    
    public void setBlob(int p0, Blob p1) throws SQLException {
        setObjectAsString(p0, p1);
        prepStmtPassthru.setBlob(p0,p1);
    }
    
    public void setBoolean(int p0, boolean p1) throws SQLException {
        setObjectAsString(p0, new Boolean(p1));
        prepStmtPassthru.setBoolean(p0,p1);
    }