@@ -0,0 +1,1727 @@
+/*%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.compare;%0A%0Aimport java.io.File;%0Aimport java.util.Comparator;%0A%0A/**%0A * Compares two files by file size, with the smaller file first.%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 * %0A */%0Apublic class FileSizeComparator implements Comparator%3CFile%3E %7B%0A%0A%09private static final FileSizeComparator instance = new FileSizeComparator();%0A%0A%09/**%0A%09 * Returns singleton instance of this comparator.%0A%09 * %0A%09 * @return Singleton instance of this comparator.%0A%09 */%0A%09public static Comparator%3C? super File%3E getInstance() %7B%0A%09%09return instance;%0A%09%7D%0A%0A%09/**%0A%09 * @see CompareUtils#compare(long, long)%0A%09 * @throws IllegalArgumentException%0A%09 *             If Both values are null, as this means it cannot be passed%0A%09 *             along to a comparator even though they are %22equal%22.%0A%09 */%0A%09@Override%0A%09public int compare(File first, File second) %7B%0A%09%09int retVal = CompareUtils.compareNulls(first, second);%0A%09%09if (retVal != 0) %7B%0A%09%09%09return retVal;%0A%09%09%7D%0A%09%09return CompareUtils.compare(first.length(), second.length());%0A%09%7D%0A%0A%7D

Add comparator for files, by size