Package

Source Code of RowSet

/*************************************************************************
*
*  $RCSfile: RowSet.java,v $
*
*  $Revision: 1.5 $
*
*  last change: $Author: rt $ $Date: 2005/01/31 16:20:14 $
*
*  The Contents of this file are made available subject to the terms of
*  the BSD license.
*  Copyright (c) 2003 by Sun Microsystems, Inc.
*  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. Neither the name of Sun Microsystems, Inc. nor the names of its
*     contributors may be used to endorse or promote products derived
*     from this software without specific prior written permission.
*
*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
*  "AS IS" AND ANY EXPRESS 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
*  COPYRIGHT OWNER OR 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
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*  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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*  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*    
*************************************************************************/

import java.io.*;

import com.sun.star.comp.helper.RegistryServiceFactory;
import com.sun.star.comp.servicemanager.ServiceManager;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.lang.XServiceInfo;
import com.sun.star.lang.XComponent;
import com.sun.star.bridge.XUnoUrlResolver;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
import com.sun.star.beans.XPropertySet;
import com.sun.star.container.XNameAccess;
import com.sun.star.sdbc.*;
import com.sun.star.sdbcx.Privilege;
import com.sun.star.sdb.CommandType;
import com.sun.star.sdb.XRowSetApproveBroadcaster;
   
public class RowSet
{
    private static XComponentContext xContext = null;
    private static XMultiComponentFactory xMCF = null;
  public static void main(String argv[]) throws java.lang.Exception
  {
        try {
            // get the remote office component context
            xContext = com.sun.star.comp.helper.Bootstrap.bootstrap();
            System.out.println("Connected to a running office ...");
            xMCF = xContext.getServiceManager();
        }
        catch( Exception e) {
            System.err.println("ERROR: can't get a component context from a running office ...");
            e.printStackTrace(System.out);
            System.exit(1);
        }

        try{
      showRowSetEvents();
      showRowSetRowCount();
      showRowSetPrivileges();
      useRowSet();
    }
    catch(com.sun.star.uno.Exception e)
    {
      System.err.println(e);
      e.printStackTrace();
    }
    System.exit(0);
  }

  public static void printDataSources() throws com.sun.star.uno.Exception
  {
    // create a DatabaseContext and print all DataSource names
    XNameAccess xNameAccess = (XNameAccess)UnoRuntime.queryInterface(
            XNameAccess.class,
            xMCF.createInstanceWithContext("com.sun.star.sdb.DatabaseContext",
                                           xContext));
    String aNames [] = xNameAccess.getElementNames();
    for(int i=0;i<aNames.length;++i)
      System.out.println(aNames[i]);
  }

  public static void useRowSet() throws com.sun.star.uno.Exception
  {
    // first we create our RowSet object
    XRowSet xRowRes = (XRowSet)UnoRuntime.queryInterface(
            XRowSet.class,
            xMCF.createInstanceWithContext("com.sun.star.sdb.RowSet", xContext));

    System.out.println("RowSet created!");
    // set the properties needed to connect to a database
    XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,xRowRes);
    xProp.setPropertyValue("DataSourceName","Bibliography");
    xProp.setPropertyValue("Command","biblio");
    xProp.setPropertyValue("CommandType",new Integer(com.sun.star.sdb.CommandType.TABLE));

    xRowRes.execute();
    System.out.println("RowSet executed!");


    XComponent xComp = (XComponent)UnoRuntime.queryInterface(XComponent.class,xRowRes);
    xComp.dispose();
    System.out.println("RowSet destroyed!");
  }

  public static void showRowSetPrivileges() throws com.sun.star.uno.Exception
  {
    // first we create our RowSet object
    XRowSet xRowRes = (XRowSet)UnoRuntime.queryInterface(
            XRowSet.class,
            xMCF.createInstanceWithContext("com.sun.star.sdb.RowSet", xContext));

    System.out.println("RowSet created!");
    // set the properties needed to connect to a database
    XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,xRowRes);
    xProp.setPropertyValue("DataSourceName","Bibliography");
    xProp.setPropertyValue("Command","biblio");
    xProp.setPropertyValue("CommandType",new Integer(com.sun.star.sdb.CommandType.TABLE));

    xRowRes.execute();
    System.out.println("RowSet executed!");

    Integer aPriv = (Integer)xProp.getPropertyValue("Privileges");
    int nPriv  = aPriv.intValue();
    if( (nPriv & Privilege.SELECT) == Privilege.SELECT)
      System.out.println("SELECT");
    if( (nPriv & Privilege.INSERT) == Privilege.INSERT)
      System.out.println("INSERT");
    if( (nPriv & Privilege.UPDATE) == Privilege.UPDATE)
      System.out.println("UPDATE");
    if( (nPriv & Privilege.DELETE) == Privilege.DELETE)
      System.out.println("DELETE");

    // now destroy the RowSet
    XComponent xComp = (XComponent)UnoRuntime.queryInterface(XComponent.class,xRowRes);
    xComp.dispose();
    System.out.println("RowSet destroyed!");
  }

  public static void showRowSetRowCount() throws com.sun.star.uno.Exception
  {
    // first we create our RowSet object
    XRowSet xRowRes = (XRowSet)UnoRuntime.queryInterface(
            XRowSet.class,
            xMCF.createInstanceWithContext("com.sun.star.sdb.RowSet", xContext));

    System.out.println("RowSet created!");
    // set the properties needed to connect to a database
    XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,xRowRes);
    xProp.setPropertyValue("DataSourceName","Bibliography");
    xProp.setPropertyValue("Command","biblio");
    xProp.setPropertyValue("CommandType",new Integer(com.sun.star.sdb.CommandType.TABLE));

    xRowRes.execute();
    System.out.println("RowSet executed!");

    // now look if the RowCount is already final
    System.out.println("The RowCount is final: " + xProp.getPropertyValue("IsRowCountFinal"));

    XResultSet xRes = (XResultSet)UnoRuntime.queryInterface(XResultSet.class,xRowRes);
    xRes.last();

    System.out.println("The RowCount is final: " + xProp.getPropertyValue("IsRowCountFinal"));
    System.out.println("There are " + xProp.getPropertyValue("RowCount") + " rows!");

    // now destroy the RowSet
    XComponent xComp = (XComponent)UnoRuntime.queryInterface(XComponent.class,xRowRes);
    xComp.dispose();
    System.out.println("RowSet destroyed!");
  }

  public static void showRowSetEvents() throws com.sun.star.uno.Exception
  {
    // first we create our RowSet object
    XRowSet xRowRes = (XRowSet)UnoRuntime.queryInterface(
            XRowSet.class,
            xMCF.createInstanceWithContext("com.sun.star.sdb.RowSet", xContext));

    System.out.println("RowSet created!");
    // add our Listener
    System.out.println("Append our Listener!");
    RowSetEventListener pRow = new RowSetEventListener();
    XRowSetApproveBroadcaster xApBroad = (XRowSetApproveBroadcaster)UnoRuntime.queryInterface(XRowSetApproveBroadcaster.class,xRowRes);
    xApBroad.addRowSetApproveListener(pRow);
    xRowRes.addRowSetListener(pRow);

    // set the properties needed to connect to a database
    XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,xRowRes);
    xProp.setPropertyValue("DataSourceName","Bibliography");
    xProp.setPropertyValue("Command","biblio");
    xProp.setPropertyValue("CommandType",new Integer(com.sun.star.sdb.CommandType.TABLE));

    xRowRes.execute();
    System.out.println("RowSet executed!");

    // do some movements to check if we got all notifications
    XResultSet xRes = (XResultSet)UnoRuntime.queryInterface(XResultSet.class,xRowRes);
    System.out.println("beforeFirst");
    xRes.beforeFirst();
    // this should lead to no notifications because
    // we should stand before the first row at the beginning
    System.out.println("We stand before the first row: " + xRes.isBeforeFirst());

    System.out.println("next");
    xRes.next();
    System.out.println("next");
    xRes.next();
    System.out.println("last");
    xRes.last();
    System.out.println("next");
    xRes.next();
    System.out.println("We stand after the last row: " + xRes.isAfterLast());
    System.out.println("first");
    xRes.first();
    System.out.println("previous");
    xRes.previous();
    System.out.println("We stand before the first row: " + xRes.isBeforeFirst());
    System.out.println("afterLast");
    xRes.afterLast();
    System.out.println("We stand after the last row: " + xRes.isAfterLast());

    // now destroy the RowSet
    XComponent xComp = (XComponent)UnoRuntime.queryInterface(XComponent.class,xRowRes);
    xComp.dispose();
    System.out.println("RowSet destroyed!");
  }
}
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