| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| package com.sun.star.lib.uno.helper; |
| import com.sun.star.uno.Type; |
| import com.sun.star.lib.uno.typedesc.TypeDescription; |
| import com.sun.star.uno.UnoRuntime; |
| import com.sun.star.lang.XEventListener; |
| import com.sun.star.uno.IQueryInterface; |
| //import com.sun.star.lib.uno.environments.java.Proxy; |
| import com.sun.star.lib.uno.environments.java.java_environment; |
| //import com.sun.star.lib.uno.environments.java.IRequester; |
| |
| |
| public class ProxyProvider |
| { |
| static java_environment env= new java_environment(null); |
| |
| /** Creates a new instance of ProxyProvider */ |
| public ProxyProvider() |
| { |
| } |
| /** returns Holder proxy objects for the specified interface. If the method is called |
| * several times with the same arguments then each time a new HolderProxy is returned. |
| * Then all HolderProxy s refer to the same Proxy object. |
| * The proxy can be queried for XEventListener. On the returned proxy disposing can be called |
| * |
| */ |
| public static Object createProxy(Object obj, Class iface) |
| { |
| |
| Object retVal= null; |
| if (obj == null || iface == null || iface.isInstance(obj) == false ) |
| return retVal; |
| |
| Type type= new Type(TypeDescription.getTypeDescription(iface)); |
| Type evtType= new Type(TypeDescription.getTypeDescription(com.sun.star.lang.XEventListener.class)); |
| // find the object identifier |
| String sOid= UnoRuntime.generateOid(obj); |
| retVal= env.getRegisteredInterface(sOid, type); |
| // if retVal == null then probably not registered |
| if (retVal == null) |
| { |
| Object aProxy = new Proxy(sOid, type); |
| String[] arOid = new String[] |
| {sOid}; |
| retVal= env.registerInterface(aProxy, arOid, type); |
| } |
| return retVal; |
| } |
| } |
| |
| class Proxy implements IQueryInterface, XEventListener |
| { |
| String oid; |
| Type type; |
| Proxy(String oid, Type t) { |
| this.oid = oid; |
| this.type = t; |
| } |
| |
| public String getOid() { |
| return oid; |
| } |
| |
| public boolean isSame(Object object) { |
| if (object instanceof IQueryInterface) |
| { |
| IQueryInterface iquery = (IQueryInterface) object; |
| if (iquery != null) |
| { |
| if (iquery.getOid().equals(oid)) |
| return true; |
| else |
| return false; |
| } |
| } |
| |
| String oidObj = UnoRuntime.generateOid(object); |
| if (oidObj.equals(oid)) |
| return true; |
| else |
| return false; |
| } |
| |
| public Object queryInterface(Type type) { |
| return null; |
| } |
| |
| public void disposing(com.sun.star.lang.EventObject eventObject) { |
| } |
| |
| } |
| |
| |
| //class Requester //implements IRequester |
| //{ |
| // int _modus; |
| // boolean _virtual; |
| // boolean _forceSynchronous; |
| // boolean _passed = true; |
| // |
| // Object _xEventListenerProxy; |
| // int nDisposingCalled= 0; |
| // |
| // Requester(boolean virtual, boolean forceSynchronous, Object evtListener) |
| // { |
| // _virtual = virtual; |
| // _forceSynchronous = forceSynchronous; |
| // _xEventListenerProxy= evtListener; |
| // |
| // } |
| // |
| // public Object sendRequest(Object object, |
| // Type type, |
| // String operation, |
| // Object params[], |
| // Boolean synchron[], |
| // Boolean mustReply[]) throws Throwable |
| // { |
| // |
| // Object result = null; |
| // if (operation.equals("disposing")) |
| // { |
| // System.out.println("Disposing called on XEventListener proxy"); |
| // nDisposingCalled++; |
| // } |
| // else if (operation.equals("queryInterface")) |
| // { |
| // if (params[0] instanceof Type) |
| // { |
| // Type t= (Type) params[0]; |
| // if (t.equals( new Type("com.sun.star.lang.XEventListener"))) |
| // result= _xEventListenerProxy; |
| // } |
| // } |
| // return result; |
| // } |
| //} |
| |
| |