/protocols/ss7/m3ua/impl/src/main/java/org/mobicents/protocols/ss7/m3ua/impl/sg/RemAsTransInactToAct.java
Java | 119 lines | 67 code | 22 blank | 30 comment | 17 complexity | 2ef41f4a0d992252ba01894220928400 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.fsm.FSM; 31import org.mobicents.protocols.ss7.m3ua.impl.fsm.State; 32import org.mobicents.protocols.ss7.m3ua.impl.fsm.TransitionHandler; 33import org.mobicents.protocols.ss7.m3ua.message.MessageClass; 34import org.mobicents.protocols.ss7.m3ua.message.MessageType; 35import org.mobicents.protocols.ss7.m3ua.message.mgmt.Notify; 36import org.mobicents.protocols.ss7.m3ua.parameter.Status; 37import org.mobicents.protocols.ss7.m3ua.parameter.TrafficModeType; 38 39public class RemAsTransInactToAct implements TransitionHandler { 40 41 private static final Logger logger = Logger.getLogger(RemAsTransInactToAct.class); 42 43 private RemAsImpl as = null; 44 private FSM fsm; 45 46 private int lbCount = 0; 47 48 public RemAsTransInactToAct(RemAsImpl as, FSM fsm) { 49 this.as = as; 50 this.fsm = fsm; 51 } 52 53 public boolean process(State state) { 54 try { 55 56 if (this.as.getTrafficModeType().getMode() == TrafficModeType.Broadcast) { 57 // We don't handle this 58 return false; 59 } 60 61 // For Traffic Mode Type = load-balancing, need to check policy to 62 // have 'minAspActiveForLb' ASP's ACTIVE before AS_ACTIVE NOTIFY is 63 // sent. 64 if (this.as.getTrafficModeType().getMode() == TrafficModeType.Loadshare) { 65 lbCount = this.as.getMinAspActiveForLb(); 66 67 // Find out how many ASP's are ACTIVE now 68 for (FastList.Node<Asp> n = this.as.getAspList().head(), end = this.as.getAspList() 69 .tail(); (n = n.getNext()) != end;) { 70 RemAspImpl remAspImpl = (RemAspImpl) n.getValue(); 71 if (remAspImpl.getState() == AspState.ACTIVE) { 72 lbCount--; 73 } 74 } 75 76 if (lbCount > 0) { 77 // We still need more ASP ACTIVE before AS is ACTIVE 78 return false; 79 } 80 } 81 82 // Iterate through ASP's and send AS_ACTIVE to ASP's who 83 // are INACTIVE or ACTIVE 84 for (FastList.Node<Asp> n = this.as.getAspList().head(), end = this.as.getAspList() 85 .tail(); (n = n.getNext()) != end;) { 86 RemAspImpl remAspImpl = (RemAspImpl) n.getValue(); 87 88 if (remAspImpl.getState() == AspState.INACTIVE || remAspImpl.getState() == AspState.ACTIVE) { 89 Notify msg = createNotify(remAspImpl); 90 remAspImpl.getAspFactory().write(msg); 91 } 92 } 93 94 return true; 95 } catch (Exception e) { 96 logger.error(String.format("Error while translating Rem AS to INACTIVE. %s", this.fsm.toString()), e); 97 } 98 // something wrong 99 return false; 100 } 101 102 private Notify createNotify(RemAspImpl remAsp) { 103 Notify msg = (Notify) this.as.getM3UAProvider().getMessageFactory().createMessage(MessageClass.MANAGEMENT, 104 MessageType.NOTIFY); 105 106 Status status = this.as.getM3UAProvider().getParameterFactory().createStatus(Status.STATUS_AS_State_Change, 107 Status.INFO_AS_ACTIVE); 108 msg.setStatus(status); 109 110 if (remAsp.getASPIdentifier() != null) { 111 msg.setASPIdentifier(remAsp.getASPIdentifier()); 112 } 113 114 msg.setRoutingContext(this.as.getRoutingContext()); 115 116 return msg; 117 } 118 119}