@@ -0,0 +1,1635 @@
+/*%0A *  Copyright 2011 Eric F. Savage, code@efsavage.com%0A *%0A *   Licensed under the Apache License, Version 2.0 (the %22License%22);%0A *   you may not use this file except in compliance with the License.%0A *   You may obtain a copy of the License at%0A *%0A *       http://www.apache.org/licenses/LICENSE-2.0%0A *%0A *   Unless required by applicable law or agreed to in writing, software%0A *   distributed under the License is distributed on an %22AS IS%22 BASIS,%0A *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A *   See the License for the specific language governing permissions and%0A *   limitations under the License.%0A */%0Apackage com.ajah.util;%0A%0Aimport java.util.ArrayList;%0Aimport java.util.Collection;%0Aimport java.util.List;%0A%0A/**%0A * Utilities for dealing with %7B@link Identifiable%7D entities.%0A * %0A * @author %3Ca href=%22http://efsavage.com%22%3EEric F. Savage%3C/a%3E, %3Ca%0A *         href=%22mailto:code@efsavage.com%22%3Ecode@efsavage.com%3C/a%3E.%0A */%0Apublic class IdentifiableUtils %7B%0A%0A%09/**%0A%09 * Removes any matching entities as determined by their IDs.%0A%09 * %0A%09 * @param target%0A%09 *            The collection to remove from.%0A%09 * @param toRemove%0A%09 *            The collection of items to remove.%0A%09 */%0A%09public static %3CK extends Comparable%3CK%3E, I extends Identifiable%3CK%3E%3E void removeAll(Collection%3CI%3E target, Collection%3CI%3E toRemove) %7B%0A%09%09if (target == null %7C%7C toRemove == null) %7B%0A%09%09%09return;%0A%09%09%7D%0A%09%09List%3CI%3E idMatches = new ArrayList%3C%3E();%0A%09%09for (I idRemove : toRemove) %7B%0A%09%09%09for (I idCandidate : target) %7B%0A%09%09%09%09if (idCandidate.getId().compareTo(idRemove.getId()) == 0) %7B%0A%09%09%09%09%09idMatches.add(idCandidate);%0A%09%09%09%09%7D%0A%09%09%09%7D%0A%09%09%7D%0A%09%09target.removeAll(idMatches);%0A%09%7D%0A%0A%7D%0A

Add removeAll()