325N/A * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 325N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 325N/A * This code is free software; you can redistribute it and/or modify it 325N/A * under the terms of the GNU General Public License version 2 only, as 325N/A * published by the Free Software Foundation. Oracle designates this 325N/A * particular file as subject to the "Classpath" exception as provided 325N/A * by Oracle in the LICENSE file that accompanied this code. 325N/A * This code is distributed in the hope that it will be useful, but WITHOUT 325N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 325N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 325N/A * version 2 for more details (a copy is included in the LICENSE file that 325N/A * accompanied this code). 325N/A * You should have received a copy of the GNU General Public License version 325N/A * 2 along with this work; if not, write to the Free Software Foundation, 325N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 325N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 325N/A * or visit www.oracle.com if you need additional information or have any 325N/A * This class has HA information 325N/A * This would help a loadbalancer to put the request(in case of a fail-over) 325N/A * on a replica instance that has all the related data. Even if there is no 325N/A * loadbalancer, a backing store could locate the information by directly 325N/A * going to the correct replica instance. This would also help any part of 325N/A * the runtime to know about failover case(and in-turn may invalidate 325N/A * To achieve this functionality, it carries two pieces of information: 325N/A * <li>key - Related {@link com.sun.org.glassfish.ha.store.api.BackingStore} keys can 325N/A * use this info for their HashableKey impl. First store creates this object, 325N/A * and subsequent related stores use the same key. 325N/A * <li>replicaInstance - where the related info is replicated 325N/A * This can be accessed from {@link Packet} using {@link Packet#HA_INFO} 325N/A * property by the runtime. This object is created typically 325N/A * <li> When a store happens for the first time 325N/A * <li> A subsequent inbound transport creates from cookies 325N/A * <li> A fail-over request stores the data to a different replica 325N/A * @author Jitendra Kotamraju 325N/A * @since JAX-WS RI 2.2.2