@@ -0,0 +1,1948 @@
+/*%0A * The MIT License (MIT)%0A * %0A * Copyright (c) 2013 Jeff Nelson, Cinchapi Software Collective%0A * %0A * Permission is hereby granted, free of charge, to any person obtaining a copy%0A * of this software and associated documentation files (the %22Software%22), to deal%0A * in the Software without restriction, including without limitation the rights%0A * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell%0A * copies of the Software, and to permit persons to whom the Software is%0A * furnished to do so, subject to the following conditions:%0A * %0A * The above copyright notice and this permission notice shall be included in%0A * all copies or substantial portions of the Software.%0A * %0A * THE SOFTWARE IS PROVIDED %22AS IS%22, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR%0A * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,%0A * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE%0A * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER%0A * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,%0A * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN%0A * THE SOFTWARE.%0A */%0Apackage org.cinchapi.concourse.server.storage;%0A%0Aimport java.util.Comparator;%0A%0Aimport com.google.common.primitives.Longs;%0A%0A/**%0A * A Comparator that sorts Revisions in a block. The sort order is%0A * %7B@code locator%7D followed by %7B@code key%7D followed by %7B@code version%7D.%0A * %0A * @author jnelson%0A */%0A@SuppressWarnings(%22rawtypes%22)%0Apublic enum BlockSorter implements Comparator%3CRevision%3E %7B%0A%09INSTANCE;%0A%0A%09/**%0A%09 * Sorts by locator followed by key followed by version.%0A%09 */%0A%09@Override%0A%09@SuppressWarnings(%22unchecked%22)%0A%09public int compare(Revision o1, Revision o2) %7B%0A%09%09int order;%0A%09%09return (order = o1.getLocator().compareTo(o2.getLocator())) != 0 ? order%0A%09%09%09%09: ((order = o1.getKey().compareTo(o2.getKey())) != 0 ? order%0A%09%09%09%09%09%09: (Longs.compare(o1.getVersion(), o2.getVersion())));%0A%09%7D%0A%0A%7D%0A

Make an enum since only one instance should ever exist