/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*
*/
package org.apache.sandesha2;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.sandesha2.storage.StorageManager;
import org.apache.sandesha2.storage.beanmanagers.CreateSeqBeanMgr;
import org.apache.sandesha2.storage.beanmanagers.NextMsgBeanMgr;
import org.apache.sandesha2.storage.beanmanagers.SenderBeanMgr;
import org.apache.sandesha2.storage.beanmanagers.SequencePropertyBeanMgr;
import org.apache.sandesha2.storage.beanmanagers.InvokerBeanMgr;
import org.apache.sandesha2.storage.beans.CreateSeqBean;
import org.apache.sandesha2.storage.beans.NextMsgBean;
import org.apache.sandesha2.storage.beans.SenderBean;
import org.apache.sandesha2.storage.beans.SequencePropertyBean;
import org.apache.sandesha2.storage.beans.InvokerBean;
import org.apache.sandesha2.util.PropertyManager;
import org.apache.sandesha2.util.SandeshaUtil;
/**
* Contains logic to remove all the storad data of a sequence.
* Methods of this are called by sending side and the receiving side when appropriate
*
* @author Chamikara Jayalath <chamikaramj@gmail.com>
*/
public class TerminateManager {
/**
* Called by the receiving side to remove data related to a sequence.
* e.g. After sending the TerminateSequence message. Calling this methods will complete all
* the data if InOrder invocation is not sequired.
*
* @param configContext
* @param sequenceID
* @throws SandeshaException
*/
public static void terminateReceivingSide (ConfigurationContext configContext, String sequenceID) throws SandeshaException {
StorageManager storageManager = SandeshaUtil.getSandeshaStorageManager(configContext);
NextMsgBeanMgr nextMsgBeanMgr = storageManager.getNextMsgBeanMgr();
//removing nextMsgMgr entries
NextMsgBean findNextMsgBean = new NextMsgBean ();
findNextMsgBean.setSequenceId(sequenceID);
Collection collection = nextMsgBeanMgr.find(findNextMsgBean);
Iterator iterator = collection.iterator();
while (iterator.hasNext()) {
NextMsgBean nextMsgBean = (NextMsgBean) iterator.next();
nextMsgBeanMgr.delete(nextMsgBean.getSequenceId());
}
boolean inOrderInvocation = PropertyManager.getInstance().isInOrderInvocation();
if(inOrderInvocation) {
terminateAfterInvocation(configContext,sequenceID);
}
}
/**
* When InOrder invocation is anabled this had to be called to clean the data left by the
* above method. This had to be called after the Invocation of the Last Message.
*
* @param configContext
* @param sequenceID
* @throws SandeshaException
*/
public static void terminateAfterInvocation (ConfigurationContext configContext, String sequenceID) throws SandeshaException {
StorageManager storageManager = SandeshaUtil.getSandeshaStorageManager(configContext);
SequencePropertyBeanMgr sequencePropertyBeanMgr = storageManager.getSequencePropretyBeanMgr();
InvokerBeanMgr storageMapBeanMgr = storageManager.getStorageMapBeanMgr();
//removing storageMap entries
InvokerBean findStorageMapBean = new InvokerBean ();
findStorageMapBean.setSequenceId(sequenceID);
Collection collection = storageMapBeanMgr.find(findStorageMapBean);
Iterator iterator = collection.iterator();
while (iterator.hasNext()) {
InvokerBean storageMapBean = (InvokerBean) iterator.next();
storageMapBeanMgr.delete(storageMapBean.getKey());
}
SequencePropertyBean allSequenceBean = sequencePropertyBeanMgr.retrieve(Sandesha2Constants.SequenceProperties.ALL_SEQUENCES,Sandesha2Constants.SequenceProperties.INCOMING_SEQUENCE_LIST);
ArrayList allSequenceList = (ArrayList) allSequenceBean.getValue();
allSequenceList.remove(sequenceID);
}
private static boolean isRequiredForResponseSide (String name) {
if (name==null && name.equals(Sandesha2Constants.SequenceProperties.LAST_OUT_MESSAGE))
return false;
if (name.equals(Sandesha2Constants.SequenceProperties.LAST_OUT_MESSAGE))
return false;
return false;
}
/**
* This is called by the sending side to clean data related to a sequence.
* e.g. after sending the TerminateSequence message.
*
* @param configContext
* @param sequenceID
* @throws SandeshaException
*/
public static void terminateSendingSide (ConfigurationContext configContext, String sequenceID) throws SandeshaException {
StorageManager storageManager = SandeshaUtil.getSandeshaStorageManager(configContext);
SequencePropertyBeanMgr sequencePropertyBeanMgr = storageManager.getSequencePropretyBeanMgr();
SenderBeanMgr retransmitterBeanMgr = storageManager.getRetransmitterBeanMgr();
CreateSeqBeanMgr createSeqBeanMgr = storageManager.getCreateSeqBeanMgr();
SequencePropertyBean internalSequenceBean = sequencePropertyBeanMgr.retrieve(sequenceID,Sandesha2Constants.SequenceProperties.INTERNAL_SEQUENCE_ID);
if (internalSequenceBean==null)
throw new SandeshaException ("TempSequence entry not found");
String internalSequenceId = (String) internalSequenceBean.getValue();
//removing retransmitterMgr entries
SenderBean findRetransmitterBean = new SenderBean ();
findRetransmitterBean.setInternalSequenceId(internalSequenceId);
Collection collection = retransmitterBeanMgr.find(findRetransmitterBean);
Iterator iterator = collection.iterator();
while (iterator.hasNext()) {
SenderBean retransmitterBean = (SenderBean) iterator.next();
retransmitterBeanMgr.delete(retransmitterBean.getMessageId());
}
//removing the createSeqMgrEntry
CreateSeqBean findCreateSequenceBean = new CreateSeqBean ();
findCreateSequenceBean.setInternalSequenceId(internalSequenceId);
collection = createSeqBeanMgr.find(findCreateSequenceBean);
iterator = collection.iterator();
while (iterator.hasNext()) {
CreateSeqBean createSeqBean = (CreateSeqBean) iterator.next();
createSeqBeanMgr.delete(createSeqBean.getCreateSeqMsgId());
}
//removing sequence properties
SequencePropertyBean findSequencePropertyBean1 = new SequencePropertyBean ();
findSequencePropertyBean1.setSequenceId(internalSequenceId);
collection = sequencePropertyBeanMgr.find(findSequencePropertyBean1);
iterator = collection.iterator();
while (iterator.hasNext()) {
SequencePropertyBean sequencePropertyBean = (SequencePropertyBean) iterator.next();
sequencePropertyBeanMgr.delete(sequencePropertyBean.getSequenceId(),sequencePropertyBean.getName());
}
SequencePropertyBean findSequencePropertyBean2 = new SequencePropertyBean ();
findSequencePropertyBean2.setSequenceId(internalSequenceId);
collection = sequencePropertyBeanMgr.find(findSequencePropertyBean2);
iterator = collection.iterator();
while (iterator.hasNext()) {
SequencePropertyBean sequencePropertyBean = (SequencePropertyBean) iterator.next();
sequencePropertyBeanMgr.delete(sequencePropertyBean.getSequenceId(),sequencePropertyBean.getName());
}
}
}