/*************************************************************************
*
* $RCSfile: BridgeFactory.java,v $
*
* $Revision: 1.8 $
*
* last change: $Author: vg $ $Date: 2003-10-09 10:09:28 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
package com.sun.star.comp.bridgefactory;
import java.util.Enumeration;
import java.util.Vector;
import com.sun.star.lang.XEventListener;
import com.sun.star.lang.XComponent;
import com.sun.star.bridge.BridgeExistsException;
import com.sun.star.bridge.XBridge;
import com.sun.star.bridge.XBridgeFactory;
import com.sun.star.bridge.XInstanceProvider;
import com.sun.star.comp.loader.FactoryHelper;
import com.sun.star.connection.XConnection;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.lang.XSingleServiceFactory;
import com.sun.star.registry.XRegistryKey;
import com.sun.star.uno.IBridge;
import com.sun.star.uno.UnoRuntime;
/**
* The BridgeFactory class implements the XBridgeFactory
Interface.
* It wrapps the UnoRuntime#getBridgeByName
method and delivers a
* XBridge component.
*
* This component is only usable for remote bridges. *
* @version $Revision: 1.8 $ $ $Date: 2003-10-09 10:09:28 $
* @author Kay Ramme
* @see com.sun.star.uno.UnoRuntime
* @since UDK1.0
*/
public class BridgeFactory implements XBridgeFactory/*, XEventListener*/ {
static private final boolean DEBUG = false;
/**
* The name of the service, the JavaLoader
acceses this through reflection.
*/
public final static String __serviceName = "com.sun.star.bridge.BridgeFactory";
/**
* Gives a factory for creating the service.
* This method is called by the JavaLoader
*
* @return returns a XSingleServiceFactory
for creating the component
* @param implName the name of the implementation for which a service is desired
* @param multiFactory the service manager to be uses if needed
* @param regKey the registryKey
* @see com.sun.star.comp.loader.JavaLoader
*/
public static XSingleServiceFactory __getServiceFactory(String implName,
XMultiServiceFactory multiFactory,
XRegistryKey regKey)
{
XSingleServiceFactory xSingleServiceFactory = null;
if (implName.equals(BridgeFactory.class.getName()) )
xSingleServiceFactory = FactoryHelper.getServiceFactory(BridgeFactory.class,
multiFactory,
regKey);
return xSingleServiceFactory;
}
/**
* Writes the service information into the given registry key.
* This method is called by the JavaLoader
*
* @return returns true if the operation succeeded
* @param regKey the registryKey
* @see com.sun.star.comp.loader.JavaLoader
*/
public static boolean __writeRegistryServiceInfo(XRegistryKey regKey) {
return FactoryHelper.writeRegistryServiceInfo(BridgeFactory.class.getName(), __serviceName, regKey);
}
/**
* Creates a remote bridge and memorizes it under sName
.
*
* @return the bridge * @param sName the name to memorize the bridge * @param sProtocol the protocol the bridge should use * @param anInstanceProvider the instance provider * @see com.sun.star.bridge.XBridgeFactory */ public XBridge createBridge(String sName, String sProtocol, XConnection aConnection, XInstanceProvider anInstanceProvider) throws BridgeExistsException, com.sun.star.lang.IllegalArgumentException, com.sun.star.uno.RuntimeException { if(sName == null || sName.length() == 0) sName = sProtocol + ":" + aConnection.getDescription(); // do not create a new bridge, if one already exists IBridge iBridges[] = UnoRuntime.getBridges(); for(int i = 0; i < iBridges.length; ++ i) { XBridge xBridge = (XBridge)UnoRuntime.queryInterface(XBridge.class, iBridges[i]); if(xBridge != null) { if(xBridge.getName().equals(sName)) throw new BridgeExistsException(sName + " already exists"); } } XBridge xBridge = null; try { IBridge iBridge = UnoRuntime.getBridgeByName("java", sName, "remote", sName, new Object[]{sProtocol, aConnection, anInstanceProvider, sName}); xBridge = (XBridge)UnoRuntime.queryInterface(XBridge.class, iBridge); } catch(Exception exception) { throw new com.sun.star.lang.IllegalArgumentException(exception.getMessage()); } if(DEBUG) System.err.println("##### " + getClass().getName() + ".createBridge:" + sName + " " + sProtocol + " " + aConnection + " " + anInstanceProvider + " " + xBridge); return xBridge; } /** * Gets a remote bridge which must already exist. *
* @return the bridge * @param sName the name of the bridge * @see com.sun.star.bridge.XBridgeFactory */ public XBridge getBridge(String sName) throws com.sun.star.uno.RuntimeException { XBridge xBridge = null; IBridge iBridges[] = UnoRuntime.getBridges(); for(int i = 0; i < iBridges.length; ++ i) { xBridge = (XBridge)UnoRuntime.queryInterface(XBridge.class, iBridges[i]); if(xBridge != null) { if(xBridge.getName().equals(sName)) break; else xBridge = null; } } if(DEBUG) System.err.println("##### " + getClass().getName() + ".getBridge:" + sName + " " + xBridge); return xBridge; } /** * Gives all created bridges *
* @return the bridges * @see com.sun.star.bridge.XBridgeFactory */ public synchronized XBridge[] getExistingBridges() throws com.sun.star.uno.RuntimeException { Vector vector = new Vector(); IBridge iBridges[] = UnoRuntime.getBridges(); for(int i = 0; i < iBridges.length; ++ i) { XBridge xBridge = (XBridge)UnoRuntime.queryInterface(XBridge.class, iBridges[i]); if(xBridge != null) vector.addElement(xBridge); } XBridge xBridges[]= new XBridge[vector.size()]; for(int i = 0; i < vector.size(); ++ i) xBridges[i] = (XBridge)vector.elementAt(i); return xBridges; } }