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-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org 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 version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-
-package com.sun.star.comp.bridgefactory;
-
-import java.math.BigInteger;
-import java.util.Vector;
-
-
-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 <code>XBridgeFactory</code> Interface.
- * It wrapps the <code>UnoRuntime#getBridgeByName</code>method and delivers a
- * XBridge component.
- * <p>
- * This component is only usable for remote bridges.
- * <p>
- * @version $Revision: 1.11 $ $ $Date: 2008-04-11 11:07:51 $
- * @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 <code>JavaLoader</code> 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 <code>JavaLoader</code>
- * <p>
- * @return returns a <code>XSingleServiceFactory</code> 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;
- }
-
- /**
- * Creates a remote bridge and memorizes it under <code>sName</code>.
- * <p>
- * @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
- {
- boolean hasName = sName.length() != 0;
- Object context = hasName ? sName : new UniqueToken();
- // UnoRuntime.getBridgeByName internally uses context.toString() to
- // distinguish bridges, so the result of
- // new UniqueToken().toString() might clash with an explicit
- // sName.toString(), but the UnoRuntime bridge management is
- // obsolete anyway and should be removed
-
- // do not create a new bridge, if one already exists
- if (hasName) {
- 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))
- throw new BridgeExistsException(sName + " already exists");
- }
- }
- }
-
- XBridge xBridge;
-
- try {
- IBridge iBridge = UnoRuntime.getBridgeByName("java", context, "remote", context, hasName ? new Object[]{sProtocol, aConnection, anInstanceProvider, sName} : new Object[]{sProtocol, aConnection, anInstanceProvider});
-
- 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.
- * <p>
- * @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 = 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
- * <p>
- * @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 = 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;
- }
-
- private static final class UniqueToken {
- public UniqueToken() {
- synchronized (UniqueToken.class) {
- token = counter.toString();
- counter = counter.add(BigInteger.ONE);
- }
- }
-
- public String toString() {
- return token;
- }
-
- private final String token;
- private static BigInteger counter = BigInteger.ZERO;
- }
-}
-
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