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/*
 * Copyright 2002-2005 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.beans.factory.support;

import java.util.Collection;
import java.util.Map;
import java.util.Set;

import org.springframework.core.CollectionFactory;

/**
 * Tag collection class used to hold managed Map values,
 * which may include runtime bean references.
 *
 * 

Wraps a target Map, which will be a linked map if possible * (that is, if running on JDK 1.4 or if Commons Collections 3.x is available). * * @author Juergen Hoeller * @since 27.05.2003 * @see org.springframework.core.CollectionFactory#createLinkedMapIfPossible */ public class ManagedMap implements Map { private final Map targetMap; public ManagedMap() { this(16); } public ManagedMap(int initialCapacity) { this.targetMap = CollectionFactory.createLinkedMapIfPossible(initialCapacity); } public ManagedMap(Map targetMap) { this.targetMap = targetMap; } public int size() { return this.targetMap.size(); } public boolean isEmpty() { return this.targetMap.isEmpty(); } public boolean containsKey(Object key) { return this.targetMap.containsKey(key); } public boolean containsValue(Object value) { return this.targetMap.containsValue(value); } public Object get(Object key) { return this.targetMap.get(key); } public Object put(Object key, Object value) { return this.targetMap.put(key, value); } public Object remove(Object key) { return this.targetMap.remove(key); } public void putAll(Map t) { this.targetMap.putAll(t); } public void clear() { this.targetMap.clear(); } public Set keySet() { return this.targetMap.keySet(); } public Collection values() { return this.targetMap.values(); } public Set entrySet() { return this.targetMap.entrySet(); } public int hashCode() { return this.targetMap.hashCode(); } public boolean equals(Object obj) { return this.targetMap.equals(obj); } public String toString() { return this.targetMap.toString(); } }





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