/**
* 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 static boolean loadATMSwitchConfig(String connId) throws Exception {
InputStream is = null;
boolean isLoadedFlag = false;
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
is = classLoader.getResource(atmSwitchConfigFileName).openStream();
if (is == null) {
throw new Exception("Unable to load config file - " + atmSwitchConfigFileName);
}
try {
JsonReader jsonReader = Json.createReader(is);
JsonObject allConfigs = jsonReader.readObject();
JsonString logFileLocation = allConfigs.getJsonString(logFileLocationKey);
if (logFileLocation == null) {
throw new Exception(logFileLocationKey + " parameter missing in the configuration....");
}
if ("".equals(connId))
logger =
(new AsynchLogger(logFileLocation.toString() + "/ISOSysLog", Level.INFO))
.getLogger("ISOSysLog");
JsonArray serverConfigs = allConfigs.getJsonArray(serverConfigKey);
if (serverConfigs == null) {
throw new Exception(
serverConfigKey + " parameter missing. No server Configurations specified....");
}
logger.info("Initializing ATM Switch Configuration....");
if (manifestAttrs != null && "".equals(connId)) {
logger.info(
"Build version "
+ manifestAttrs.getValue("Implementation-Version")
+ " Build Date "
+ manifestAttrs.getValue("Build-Time"));
}
for (int i = 0; i < serverConfigs.size(); i++) {
JsonObject serverConfig = serverConfigs.getJsonObject(i);
JsonString host = serverConfig.getJsonString(serverHostKey);
JsonNumber port = serverConfig.getJsonNumber(portKey);
JsonNumber connTimeOut = serverConfig.getJsonNumber(connTimeOutKey);
JsonNumber readTimeOut = serverConfig.getJsonNumber(readTimeOutKey);
JsonNumber retry = serverConfig.getJsonNumber(retryKey);
JsonNumber threadTimeOut = serverConfig.getJsonNumber(threadTimeOutKey);
JsonString logLevelJson = serverConfig.getJsonString(loglevelKey);
JsonNumber echoTimeInterval = serverConfig.getJsonNumber(echoTimeIntervalKey);
JsonString uidFormat = serverConfig.getJsonString("uidFormat");
if (host == null || port == null) {
logger.error(
serverConfig
+ " Bad configuration for connection ( Host OR Port is missing ). Not Loading this connection....");
continue;
}
if (uidFormat == null) {
logger.error(
serverConfig
+ " Bad configuration for connection ( uidFormat is missing ). Not Loading this connection....");
continue;
}
Level level = null;
if (logLevelJson == null) {
level = Level.INFO;
} else {
String logLevel = logLevelJson.getString();
if (logLevel.equalsIgnoreCase("TRACE")) {
level = Level.TRACE;
} else if (logLevel.equalsIgnoreCase("DEBUG")) {
level = Level.DEBUG;
} else {
level = Level.INFO;
}
}
MessageUIDGenerator messageUIDGenerator =
MessageUIDGeneratorFactory.getMessageUIDGenerator(uidFormat.toString());
if (!"".equals(connId)) {
if (!connId.equalsIgnoreCase(host.getString() + "_" + port.intValue())) {
continue;
}
}
ATMSwitchTCPHandler.manualStopPool.put(
host.getString() + "_" + String.valueOf(port.intValue()), Boolean.FALSE);
ConnectionBean bean =
new ConnectionBean(
host.getString(),
port.intValue(),
(connTimeOut == null ? 8000 : connTimeOut.intValue()),
(readTimeOut == null ? 8000 : readTimeOut.intValue()),
(threadTimeOut == null ? 5000 : threadTimeOut.intValue()),
(retry == null ? 3 : retry.intValue()),
(echoTimeInterval == null ? 0 : echoTimeInterval.intValue()));
ServerContainer container =
new ServerContainer(bean, logFileLocation.getString(), level, messageUIDGenerator);
try {
if (container.connect(false)) {
logger.info(bean.toString() + " Loaded....");
isLoadedFlag = true;
} else {
logger.warn(bean.toString() + " could not be loaded....");
}
} catch (InterruptedException e) {
logger.error(
"( "
+ bean.getUniqueName()
+ " ,loadAllClientConnection(, ,) ) Interrupted Exception",
e);
} catch (ExecutionException e) {
logger.error(
"( " + bean.getUniqueName() + " ,loadAllClientConnection(, ,) ) ExecutionException",
e);
} catch (IOException e) {
logger.error(
"( " + bean.getUniqueName() + " ,loadAllClientConnection(, ,) ) IOException", e);
} catch (Exception e) {
logger.error(
"( " + bean.getUniqueName() + " ,loadAllClientConnection(, ,) ) Exception", e);
}
}
} finally {
if (is != null) {
try {
is.close();
} catch (IOException e) {
logger.error("IOException in closing the stream for JSON config property file....", e);
}
}
}
return isLoadedFlag;
}
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();
}
