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/* * Copyright 2014 the original author or authors. */*from www . ja v a 2 s .c o m*/ * 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.sync.util; import java.io.Serializable; import java.util.ArrayList; import java.util.List; import org.apache.commons.lang.SerializationUtils; /** * Utility methods for deep cloning an object graph. * @author Craig Walls */ public class DeepCloneUtils { /** * Deep clones an object. * @param original a single, non-list object to be cloned * @param <T> the object's type * @return the cloned object */ @SuppressWarnings("unchecked") public static <T> T deepClone(T original) { return (T) SerializationUtils.clone((Serializable) original); } /** * Deep clones a list. * @param original a list to be cloned * @param <T> the list's generic type * @return the cloned list */ @SuppressWarnings("unchecked") public static <T> List<T> deepClone(List<T> original) { List<T> copy = new ArrayList<T>(original.size()); for(T t : original) { copy.add((T) SerializationUtils.clone((Serializable) t)); } return copy; } }