/protocols/ss7/m3ua/impl/src/main/java/org/mobicents/protocols/ss7/m3ua/impl/sg/RemAsTransActToActRemAspAct.java
Java | 124 lines | 68 code | 23 blank | 33 comment | 19 complexity | 09434ee28282ef5b76a28339a6b51298 MD5 | raw file
1/* 2 * JBoss, Home of Professional Open Source 3 * Copyright 2011, Red Hat, Inc. and individual contributors 4 * by the @authors tag. See the copyright.txt in the distribution for a 5 * full listing of individual contributors. 6 * 7 * This is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU Lesser General Public License as 9 * published by the Free Software Foundation; either version 2.1 of 10 * the License, or (at your option) any later version. 11 * 12 * This software is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with this software; if not, write to the Free 19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org. 21 */ 22 23package org.mobicents.protocols.ss7.m3ua.impl.sg; 24 25import javolution.util.FastList; 26 27import org.apache.log4j.Logger; 28import org.mobicents.protocols.ss7.m3ua.impl.Asp; 29import org.mobicents.protocols.ss7.m3ua.impl.AspState; 30import org.mobicents.protocols.ss7.m3ua.impl.TransitionState; 31import org.mobicents.protocols.ss7.m3ua.impl.fsm.FSM; 32import org.mobicents.protocols.ss7.m3ua.impl.fsm.State; 33import org.mobicents.protocols.ss7.m3ua.impl.fsm.TransitionHandler; 34import org.mobicents.protocols.ss7.m3ua.message.MessageClass; 35import org.mobicents.protocols.ss7.m3ua.message.MessageType; 36import org.mobicents.protocols.ss7.m3ua.message.mgmt.Notify; 37import org.mobicents.protocols.ss7.m3ua.parameter.Status; 38import org.mobicents.protocols.ss7.m3ua.parameter.TrafficModeType; 39 40/** 41 * 42 * @author amit bhayani 43 * 44 */ 45public class RemAsTransActToActRemAspAct implements TransitionHandler { 46 47 private static final Logger logger = Logger.getLogger(RemAsTransActToActRemAspAct.class); 48 49 private RemAsImpl as = null; 50 private FSM fsm; 51 52 public RemAsTransActToActRemAspAct(RemAsImpl as, FSM fsm) { 53 this.as = as; 54 this.fsm = fsm; 55 } 56 57 public boolean process(State state) { 58 try { 59 60 if (this.as.getTrafficModeType().getMode() == TrafficModeType.Broadcast) { 61 // We don't handle this 62 return false; 63 } 64 65 RemAspImpl remAsp = (RemAspImpl) this.fsm.getAttribute(RemAsImpl.ATTRIBUTE_ASP); 66 67 if (this.as.getTrafficModeType().getMode() == TrafficModeType.Loadshare) { 68 // Iterate through ASP's and send AS_ACTIVE to ASP's who 69 // are INACTIVE 70 for (FastList.Node<Asp> n = this.as.getAspList().head(), end = this.as.getAspList() 71 .tail(); (n = n.getNext()) != end;) { 72 RemAspImpl remAspImpl = (RemAspImpl) n.getValue(); 73 74 if (remAspImpl.getState() == AspState.INACTIVE) { 75 Notify msg = createNotify(remAspImpl, Status.STATUS_AS_State_Change, Status.INFO_AS_ACTIVE); 76 remAspImpl.getAspFactory().write(msg); 77 } 78 } 79 } else if (this.as.getTrafficModeType().getMode() == TrafficModeType.Override) { 80 // Look at 5.2.2. 1+1 Sparing, Backup Override 81 82 for (FastList.Node<Asp> n = this.as.getAspList().head(), end = this.as.getAspList() 83 .tail(); (n = n.getNext()) != end;) { 84 RemAspImpl remAspImpl = (RemAspImpl) n.getValue(); 85 86 // Transition the other ASP to INACTIVE 87 if (remAspImpl.getState() == AspState.ACTIVE 88 && remAspImpl.getName().compareTo(remAsp.getName()) != 0) { 89 Notify msg = createNotify(remAspImpl, Status.STATUS_Other, Status.INFO_Alternate_ASP_Active); 90 remAspImpl.getAspFactory().write(msg); 91 92 // Transition this ASP to INACTIVE 93 remAspImpl.getFSM().signal(TransitionState.OTHER_ALTERNATE_ASP_ACTIVE); 94 95 break; 96 } 97 } 98 } 99 100 return true; 101 } catch (Exception e) { 102 logger.error(String.format("Error while translating Rem AS to INACTIVE. %s", this.fsm.toString()), e); 103 } 104 // something wrong 105 return false; 106 } 107 108 private Notify createNotify(RemAspImpl remAsp, int type, int info) { 109 Notify msg = (Notify) this.as.getM3UAProvider().getMessageFactory().createMessage(MessageClass.MANAGEMENT, 110 MessageType.NOTIFY); 111 112 Status status = this.as.getM3UAProvider().getParameterFactory().createStatus(type, info); 113 msg.setStatus(status); 114 115 if (remAsp.getASPIdentifier() != null) { 116 msg.setASPIdentifier(remAsp.getASPIdentifier()); 117 } 118 119 msg.setRoutingContext(this.as.getRoutingContext()); 120 121 return msg; 122 } 123 124}