/*************************************************************************
*
* $RCSfile: ConnectionAwareClient.java,v $
*
* $Revision: 1.3 $
*
* last change: $Author: hr $ $Date: 2003-06-30 15:44:08 $
*
* 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
* 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.
*
*************************************************************************/
import java.awt.*;
import java.awt.event.*;
import com.sun.star.uno.XComponentContext;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.frame.XComponentLoader;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
import com.sun.star.io.IOException;
import com.sun.star.connection.XConnector;
import com.sun.star.connection.XConnection;
import com.sun.star.beans.XPropertySet;
import com.sun.star.lang.XEventListener;
import com.sun.star.lang.XComponent;
import com.sun.star.bridge.XBridgeFactory;
import com.sun.star.bridge.XBridge;
public class ConnectionAwareClient extends java.awt.Frame
implements ActionListener , com.sun.star.lang.XEventListener
{
private Button _btnWriter,_btnCalc;
private Label _txtLabel;
private String _url;
private XComponentContext _ctx;
private com.sun.star.frame.XComponentLoader _officeComponentLoader;
public ConnectionAwareClient( XComponentContext ctx , String url )
{
_url = url;
_ctx = ctx;
Panel p1 = new Panel();
_btnWriter = new Button("New writer");
_btnCalc = new Button("New calc");
_txtLabel = new Label( "disconnected" );
_btnWriter.addActionListener(this);
_btnCalc.addActionListener(this);
p1.add( _btnWriter );
p1.add( _btnCalc );
p1.add( _txtLabel );
addWindowListener(
new WindowAdapter()
{
public void windowClosing(WindowEvent event)
{
System.exit(0);
}
}
);
add( p1 );
}
public void disposing( com.sun.star.lang.EventObject event )
{
// remote bridge has gone down, because the office crashed or was terminated.
_officeComponentLoader = null;
_txtLabel.setText( "disconnected" );
}
public void actionPerformed( ActionEvent event )
{
try
{
String sUrl;
if( event.getSource() == _btnWriter )
{
sUrl = "private:factory/swriter";
}
else
{
sUrl = "private:factory/scalc";
}
getComponentLoader().loadComponentFromURL(
sUrl, "_blank", 0,new com.sun.star.beans.PropertyValue[0] );
_txtLabel.setText( "connected" );
}
catch ( com.sun.star.connection.NoConnectException exc )
{
_txtLabel.setText( exc.getMessage() );
}
catch ( com.sun.star.uno.Exception exc )
{
_txtLabel.setText( exc.getMessage() );
exc.printStackTrace();
throw new java.lang.RuntimeException( exc.getMessage() );
}
}
/** separtates the uno-url into 3 different parts.
*/
protected static String[] parseUnoUrl( String url )
{
String [] aRet = new String [3];
if( ! url.startsWith( "uno:" ) )
{
return null;
}
int semicolon = url.indexOf( ';' );
if( semicolon == -1 )
return null;
aRet[0] = url.substring( 4 , semicolon );
int nextSemicolon = url.indexOf( ';' , semicolon+1);
if( semicolon == -1 )
return null;
aRet[1] = url.substring( semicolon+1, nextSemicolon );
aRet[2] = url.substring( nextSemicolon+1);
return aRet;
}
protected com.sun.star.frame.XComponentLoader getComponentLoader()
throws com.sun.star.uno.Exception
{
XComponentLoader officeComponentLoader = _officeComponentLoader;
if( officeComponentLoader == null )
{
// instantiate connector service
Object x = _ctx.getServiceManager().createInstanceWithContext(
"com.sun.star.connection.Connector", _ctx );
XConnector xConnector = (XConnector )
UnoRuntime.queryInterface(XConnector.class, x);
String a[] = parseUnoUrl( _url );
if( null == a )
{
throw new com.sun.star.uno.Exception( "Couldn't parse uno-url "+ _url );
}
// connect using the connection string part of the uno-url only.
XConnection connection = xConnector.connect( a[0] );
x = _ctx.getServiceManager().createInstanceWithContext(
"com.sun.star.bridge.BridgeFactory", _ctx );
XBridgeFactory xBridgeFactory = (XBridgeFactory) UnoRuntime.queryInterface(
XBridgeFactory.class , x );
// create a nameless bridge with no instance provider
// using the middle part of the uno-url
XBridge bridge = xBridgeFactory.createBridge( "" , a[1] , connection , null );
// query for the XComponent interface and add this as event listener
XComponent xComponent = (XComponent) UnoRuntime.queryInterface(
XComponent.class, bridge );
xComponent.addEventListener( this );
// get the remote instance
x = bridge.getInstance( a[2] );
// Did the remote server export this object ?
if( null == x )
{
throw new com.sun.star.uno.Exception(
"Server didn't provide an instance for" + a[2], null );
}
// Query the initial object for its main factory interface
XMultiComponentFactory xOfficeMultiComponentFactory = ( XMultiComponentFactory )
UnoRuntime.queryInterface( XMultiComponentFactory.class, x );
// retrieve the component context (it's not yet exported from the office)
// Query for the XPropertySet interface.
XPropertySet xProperySet = ( XPropertySet )
UnoRuntime.queryInterface( XPropertySet.class, xOfficeMultiComponentFactory );
// Get the default context from the office server.
Object oDefaultContext =
xProperySet.getPropertyValue( "DefaultContext" );
// Query for the interface XComponentContext.
XComponentContext xOfficeComponentContext =
( XComponentContext ) UnoRuntime.queryInterface(
XComponentContext.class, oDefaultContext );
// now create the desktop service
// NOTE: use the office component context here !
Object oDesktop = xOfficeMultiComponentFactory.createInstanceWithContext(
"com.sun.star.frame.Desktop", xOfficeComponentContext );
officeComponentLoader = ( XComponentLoader )
UnoRuntime.queryInterface( XComponentLoader.class, oDesktop );
if( officeComponentLoader == null )
{
throw new com.sun.star.uno.Exception(
"Couldn't instantiate com.sun.star.frame.Desktop" , null );
}
_officeComponentLoader = officeComponentLoader;
}
return officeComponentLoader;
}
public static void main( String [] args ) throws java.lang.Exception
{
if( args.length != 1 )
{
System.out.println( "usage: ConnectionAwareClient uno-url" );
return;
}
XComponentContext ctx =
com.sun.star.comp.helper.Bootstrap.createInitialComponentContext( null );
ConnectionAwareClient connAware = new ConnectionAwareClient( ctx, args[0]);
connAware.pack();
connAware.setVisible( true );
}
}