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 015package org.apache.hivemind.service.impl; 016 017import java.util.Map; 018 019import org.apache.hivemind.Location; 020import org.apache.hivemind.internal.Module; 021import 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 */ 029public 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}