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 015package org.apache.tapestry.portlet; 016 017import java.util.List; 018 019import javax.portlet.PortletConfig; 020 021import org.apache.hivemind.util.Defense; 022import org.apache.tapestry.describe.DescriptionReceiver; 023import org.apache.tapestry.web.WebActivator; 024import org.apache.tapestry.web.WebUtils; 025 026/** 027 * Adapts a {@link javax.portlet.PortletConfig} as {@link org.apache.tapestry.web.WebActivator}. 028 * 029 * @author Howard M. Lewis Ship 030 * @since 4.0 031 */ 032public class PortletWebActivator implements WebActivator 033{ 034 private final PortletConfig _config; 035 036 public PortletWebActivator(PortletConfig config) 037 { 038 Defense.notNull(config, "config"); 039 040 _config = config; 041 } 042 043 public String getActivatorName() 044 { 045 return _config.getPortletName(); 046 } 047 048 public List getInitParameterNames() 049 { 050 return WebUtils.toSortedList(_config.getInitParameterNames()); 051 } 052 053 public String getInitParameterValue(String name) 054 { 055 return _config.getInitParameter(name); 056 } 057 058 public void describeTo(DescriptionReceiver receiver) 059 { 060 receiver.describeAlternate(_config); 061 } 062 063}