001 // Copyright 2004, 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.hivemind.service.impl; 016 017 import java.util.Map; 018 019 import org.apache.hivemind.Location; 020 import org.apache.hivemind.internal.Module; 021 import org.apache.hivemind.service.ObjectProvider; 022 023 /** 024 * Implementation of {@link org.apache.hivemind.service.ObjectProvider} mapped to prefix 025 * "configuration:" for accessing configurations. 026 * 027 * @author Howard Lewis Ship 028 */ 029 public class ConfigurationObjectProvider implements ObjectProvider 030 { 031 /** 032 * A wrapper around {@link Module#getConfiguration(String)}. The locator is interpreteted as a 033 * configuration id. 034 */ 035 public Object provideObject(Module contributingModule, Class propertyType, String locator, 036 Location location) 037 { 038 if (propertyType == Map.class && contributingModule.isConfigurationMappable(locator)) 039 return contributingModule.getConfigurationAsMap(locator); 040 041 return contributingModule.getConfiguration(locator); 042 } 043 044 }