/** Closing all the connections one by one from the connection Map */
public static void closeConnections() {
StringBuffer strBuf = new StringBuffer();
logger.warn("ATM Switch Interface Shutting Down....");
try {
ConcurrentHashMap<String, ServerContainer> ATMSWITCH_CONN_MAP =
ConnectionPool.getConnectionMap();
Set connSet = ATMSWITCH_CONN_MAP.keySet();
Iterator It = connSet.iterator();
while (It.hasNext()) {
String connName = (String) (It.next());
if (ConnectionPool.getHandleToContainer(connName) != null) {
if (cleanUpResources(connName, false)) strBuf.append(connName + " is - Closed. ");
else strBuf.append(connName + " could not be - Closed. ");
}
}
} catch (Exception e) {
logger.error(" closeConnections() Exception ", e);
}
logger.info(strBuf.toString());
}
/**
* cleanUpResources(String) : Cleans the resources and remove connection from {@link
* ConnectionPool}
*
* @param connName : The connection for which clean-up will be done.
* @return Returns true in case success else returs false
*/
public static boolean cleanUpResources(String connName, boolean reconnectFlag) {
ConcurrentHashMap<String, ServerContainer> ATMSWITCH_CONN_MAP =
ConnectionPool.getConnectionMap();
ServerContainer containerHandler = ATMSWITCH_CONN_MAP.get(connName);
try {
if (containerHandler != null) {
containerHandler.cleanResource(reconnectFlag);
} else {
logger.error(
"( " + connName + " ,cleanUpResources(,) ) No Processor found for this message....");
return false;
}
ConnectionPool.removeConnection(connName);
return true;
} catch (Exception e) {
logger.error(" ( " + connName + " ,cleanUpResources() ) Exception ", e);
if (containerHandler != null) containerHandler.closeResource();
return false;
} finally {
containerHandler = null;
}
}
private String getResponse(String connId, String request, String nwMessageUID) throws Exception {
Message msg = null;
Message respMsg = null;
ServerContainer containerHandle = ConnectionPool.getHandleToContainer(connId);
MessageProcessor processMsg = null;
try {
if (containerHandle != null) {
processMsg = containerHandle.getMessageProcessor();
} else {
if (!ATMSwitchTCPHandler.manualStopPool.get(connId)) {
logger.warn(
"( "
+ connId
+ " ,getResponse(,) ) No Processor found for this message. Tring to connect Again......");
loadATMSwitchConfig(connId);
containerHandle = ConnectionPool.getHandleToContainer(connId);
}
if (containerHandle != null) {
processMsg = containerHandle.getMessageProcessor();
} else {
logger.error(
"( "
+ connId
+ " ,getResponse(,) ), There is no Processor found for this message....");
return null;
}
}
MessageUID messageUID = new MessageUID();
// Preparing a message Object to hold request and message unique id (here Message Unique Id is
// STAN of the ISO request).
if (!"".equalsIgnoreCase(nwMessageUID)) {
String messageUIDStr = nwMessageUID;
messageUID.setMaskedUID(messageUIDStr);
messageUID.setUID(messageUIDStr);
} else {
ISOMsg res = new ISOMsg();
res.setPackager(new ISO87APackager());
res.unpack(request.getBytes());
MessageUIDGenerator messageUIDGenerator = containerHandle.getMessageUIDGenerator();
if (messageUIDGenerator != null) {
messageUID = messageUIDGenerator.generateMessageUID(res);
}
}
logger.info(
"( "
+ connId
+ " ,getResponse(, ,) ) Request message UID : "
+ messageUID.getMaskedUID());
msg = new Message(request, messageUID);
Date startDate = new Date();
// Sending Message
processMsg.deliverMessageToThirdParty(containerHandle, msg);
// Requesting for Response
respMsg = processMsg.retrieveMessageFromThirdParty(containerHandle, msg);
Date endDate = new Date();
String respUID = (respMsg != null) ? respMsg.getMessageUID().getMaskedUID() : "NOTRCVD";
if ("NOTRCVD".equals(respUID)) {
logger.warn(
"( "
+ connId
+ " ,getResponse(, ,) ) Round Robin Time [ "
+ ((endDate.getTime() - startDate.getTime()) / 1000)
+ " ] Req [ "
+ messageUID.getMaskedUID()
+ " ] Res [ NOTRCVD ]");
} else {
logger.info(
"( "
+ connId
+ " ,getResponse(, ,) ) Round Robin Time [ "
+ ((endDate.getTime() - startDate.getTime()) / 1000)
+ " ] Req [ "
+ messageUID.getMaskedUID()
+ " ] Res [ "
+ respUID
+ " ]");
}
} catch (IOException e) {
// Catching an IO exception and calling re-connect.
logger.error(" ( " + connId + " ,getResponse(, ,) ) IOException ", e);
// containerHandle.reConnect(connId);
}
if (respMsg == null) {
return null;
} else return respMsg.getMessageContents();
}