157N/A * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 157N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 157N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 157N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 157N/A * or visit www.oracle.com if you need additional information or have any 0N/A * This interface is the "sticky manager" for IIOP failover. The default 0N/A * ORB does NOT contain a sticky manager. One is registered by supplying 0N/A * a class via the com.sun.CORBA.transport.ORBIIOPPrimaryToContactInfoClass. 0N/A * It uses the IIOP primary host/port (with a SocketInfo.IIOP_CLEAR_TEXT type) 0N/A * as a key to map to the last ContactInfo that resulted in successful' 0N/A * It mainly prevents "fallback" - if a previously failed replica comes 0N/A * back up we do NOT want to switch back to using it - particularly in the 0N/A * case of statefull session beans. 0N/A * Note: This assumes static lists of replicas (e.g., AS 8.1 EE). 0N/A * This does NOT work well with LOCATION_FORWARD. 0N/A * @author Harold Carr 0N/A * @param primary - clear any state relating to primary. 0N/A * @param primary - the key. 0N/A * @param previous - if null return true. Otherwise, find previous in 0N/A * <code>contactInfos</code> and if another <code>ContactInfo</code> 0N/A * follows it in the list then return true. Otherwise false. 0N/A * @param contactInfos - the list of replicas associated with the 0N/A * @param primary - the key. 0N/A * @param previous - if null then map primary to failover. If failover is 0N/A * empty then map primary to primary and return primary. If failover is 0N/A * non-empty then return failover. If previous is non-null that 0N/A * indicates that the previous failed. Therefore, find previous in 0N/A * contactInfos. Map the <code>ContactInfo</code> following 0N/A * previous to primary and return that <code>ContactInfo</code>.