001 // Copyright 2005 The Apache Software Foundation 002 // 003 // Licensed under the Apache License, Version 2.0 (the "License"); 004 // you may not use this file except in compliance with the License. 005 // You may obtain a copy of the License at 006 // 007 // http://www.apache.org/licenses/LICENSE-2.0 008 // 009 // Unless required by applicable law or agreed to in writing, software 010 // distributed under the License is distributed on an "AS IS" BASIS, 011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 // See the License for the specific language governing permissions and 013 // limitations under the License. 014 015 package org.apache.tapestry.portlet; 016 017 import java.util.Map; 018 019 import javax.portlet.PortletURL; 020 import javax.portlet.RenderResponse; 021 022 import org.apache.hivemind.util.Defense; 023 import org.apache.tapestry.IRequestCycle; 024 import org.apache.tapestry.engine.IEngineService; 025 import org.apache.tapestry.engine.ILink; 026 import org.apache.tapestry.services.impl.LinkFactoryImpl; 027 import org.apache.tapestry.util.QueryParameterMap; 028 029 /** 030 * Extended version of {@link org.apache.tapestry.services.impl.LinkFactoryImpl} that can 031 * create generate Portlet URLs. 032 * 033 * @author Howard M. Lewis Ship 034 * @since 4.0 035 */ 036 public class PortletLinkFactoryImpl extends LinkFactoryImpl 037 { 038 private RenderResponse _renderResponse; 039 040 private IRequestCycle _requestCycle; 041 042 public void setRenderResponse(RenderResponse renderResponse) 043 { 044 _renderResponse = renderResponse; 045 } 046 047 public ILink constructLink(IEngineService service, boolean post, Map parameters, 048 boolean stateful) 049 { 050 finalizeParameters(service, parameters); 051 052 PortletURL url = _renderResponse.createActionURL(); 053 054 return new PortletLink(_requestCycle, url, new QueryParameterMap(parameters), stateful); 055 } 056 057 public void setRequestCycle(IRequestCycle requestCycle) 058 { 059 _requestCycle = requestCycle; 060 } 061 }