001/* 002 * Copyright 2012 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.core.util.cocoon; 017 018import java.util.Iterator; 019import java.util.Map; 020 021import org.apache.avalon.framework.configuration.Configuration; 022import org.apache.avalon.framework.configuration.ConfigurationException; 023import org.apache.cocoon.components.modules.input.InputModule; 024import org.apache.cocoon.environment.ObjectModelHelper; 025 026/** 027 * This input module read in parent context.<br> 028 * Use it with {parent-context-attr:paramName}. 029 */ 030public class ParentContextInputModule implements InputModule 031{ 032 033 public Object getAttribute(String name, Configuration modeConf, Map objectModel) throws ConfigurationException 034 { 035 Map parameters = (Map) objectModel.get(ObjectModelHelper.PARENT_CONTEXT); 036 if (parameters == null) 037 { 038 return null; 039 } 040 041 return parameters.get(name); 042 } 043 044 public Iterator getAttributeNames(Configuration modeConf, Map objectModel) throws ConfigurationException 045 { 046 return null; 047 } 048 049 public Object[] getAttributeValues(String name, Configuration modeConf, Map objectModel) throws ConfigurationException 050 { 051 return new Object[] {getAttribute(name, modeConf, objectModel)}; 052 } 053 054}