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.runtime.config;
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.avalon.framework.thread.ThreadSafe;
024import org.apache.cocoon.components.modules.input.InputModule;
025
026
027/**
028 * Input module for getting config values.
029 */
030public class ConfigInputModule implements InputModule, ThreadSafe
031{
032    public Object getAttribute(String name, Configuration modeConf, Map objectModel) throws ConfigurationException
033    {
034        Config config = Config.getInstance();
035        if (config == null)
036        {
037            return null;
038        }
039
040        return config.getValue(name);
041    }
042
043    public Iterator getAttributeNames(Configuration modeConf, Map objectModel) throws ConfigurationException
044    {
045        return null;
046    }
047
048    public Object[] getAttributeValues(String name, Configuration modeConf, Map objectModel) throws ConfigurationException
049    {
050        return new Object[] {getAttribute(name, modeConf, objectModel)};
051    }
052}