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package com.sun.enterprise.connectors.work;
import com.sun.appserv.connectors.internal.api.ConnectorRuntimeException;
import com.sun.appserv.connectors.internal.api.ConnectorRuntime;
import com.sun.appserv.connectors.internal.api.ConnectorConstants;
import com.sun.appserv.connectors.internal.api.ConnectorsUtil;
import com.sun.corba.ee.spi.threadpool.ThreadPoolManager;
import com.sun.corba.ee.spi.threadpool.ThreadPool;
import com.sun.corba.ee.spi.threadpool.NoSuchThreadPoolException;
import com.sun.enterprise.connectors.work.monitor.WorkManagementProbeProvider;
import com.sun.enterprise.connectors.work.monitor.WorkManagementStatsProvider;
import com.sun.enterprise.connectors.work.context.WorkContextHandlerImpl;
import jakarta.resource.spi.work.*;
import java.text.MessageFormat;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.glassfish.external.probe.provider.StatsProviderManager;
import org.glassfish.external.probe.provider.PluginPoint;
import org.glassfish.enterprise.iiop.util.S1ASThreadPoolManager;
import org.glassfish.logging.annotation.LogMessageInfo;
/**
* WorkManager implementation.
*
* @author Binod P.G
*/
public final class CommonWorkManager implements WorkManager {
private ThreadPoolManager tpm;
private ThreadPool tp;
private static final Logger logger = LogFacade.getLogger();
private WorkManagementProbeProvider probeProvider = null;
private WorkManagementStatsProvider statsProvider = null;
private String dottedNamesHierarchy;
private ConnectorRuntime runtime;
private String raName ;
private ClassLoader rarClassLoader;
@LogMessageInfo(
message = "Failed to get the thread-pool [ {0} ] for resource adapter [ {1} ].",
comment = "Failed to find thread pool",
level = "SEVERE",
cause = "Could not find a thread pool according to the pool ID.",
action = "Check the thread-pool-id property in Resource Adapter Config.",
publish = true)
private static final String RAR_THREAD_POOL_NOT_FOUND = "AS-RAR-05001";
@LogMessageInfo(
message = "Failed to get the default thread-pool for resource adapter [ {0} ].",
comment = "Failed to find the default thread pool.",
level = "SEVERE",
cause = "Could not find the default thread pool for resource adatper.",
action = "Check the thread-pool-id property in Resource Adapter Config.",
publish = true)
private static final String RAR_DEFAULT_THREAD_POOL_NOT_FOUND = "AS-RAR-05002";
/**
* Private constructor.
*
* @param threadPoolId Id of the thread pool.
* @throws ConnectorRuntimeException if thread pool is not accessible
*/
public CommonWorkManager(String threadPoolId, ConnectorRuntime runtime, String raName, ClassLoader cl)
throws ConnectorRuntimeException {
if (runtime.isServer() || runtime.isEmbedded()) {
this.runtime = runtime;
this.raName = raName;
this.rarClassLoader = cl;
tpm = S1ASThreadPoolManager.getThreadPoolManager();
if (threadPoolId == null || threadPoolId.isEmpty()) {
tp = tpm.getDefaultThreadPool();
} else {
try {
tp = tpm.getThreadPool(threadPoolId);
if(logger.isLoggable(Level.FINEST)){
logger.finest("Got the thread pool [ "+threadPoolId+" ] for WorkManager of RAR [ "+raName+" ]");
}
} catch (NoSuchThreadPoolException e) {
logger.log(Level.SEVERE, RAR_THREAD_POOL_NOT_FOUND, new Object[]{threadPoolId, raName});
ConnectorRuntimeException cre = new ConnectorRuntimeException(e.getMessage());
cre.initCause(e);
throw cre;
}
}
if (tp == null) {
// in case the default thread-pool was not available.
// Set the message appropriately.
String format = null;
format = logger.getResourceBundle().getString(RAR_DEFAULT_THREAD_POOL_NOT_FOUND);
if(format==null || format.trim().equals("")){
format = "Failed to get the default thread-pool for resource adapter "+raName+".";
}else{
format = MessageFormat.format(format, raName);
}
ConnectorRuntimeException cre = new ConnectorRuntimeException(format);
logger.log(Level.SEVERE, RAR_DEFAULT_THREAD_POOL_NOT_FOUND, raName);
throw cre;
}
registerWithMonitoringService();
}
}
private void registerWithMonitoringService() {
if(ConnectorsUtil.belongsToSystemRA(raName)){
if(!ConnectorsUtil.isJMSRA(raName)){
return ;
}
}
probeProvider = new WorkManagementProbeProvider();
String monitoringModuleName = ConnectorConstants.MONITORING_CONNECTOR_SERVICE_MODULE_NAME;
if(ConnectorsUtil.isJMSRA(raName)){
dottedNamesHierarchy = ConnectorConstants.MONITORING_JMS_SERVICE +
ConnectorConstants.MONITORING_SEPARATOR + ConnectorConstants.MONITORING_WORK_MANAGEMENT;
monitoringModuleName = ConnectorConstants.MONITORING_JMS_SERVICE_MODULE_NAME;
}else{
dottedNamesHierarchy = ConnectorConstants.MONITORING_CONNECTOR_SERVICE +
ConnectorConstants.MONITORING_SEPARATOR + raName + ConnectorConstants.MONITORING_SEPARATOR +
ConnectorConstants.MONITORING_WORK_MANAGEMENT;
}
statsProvider = new WorkManagementStatsProvider(raName);
StatsProviderManager.register(monitoringModuleName,PluginPoint.SERVER, dottedNamesHierarchy, statsProvider);
if(logger.isLoggable(Level.FINE)){
logger.log(Level.FINE, "Registered work-monitoring stats [ "+dottedNamesHierarchy+" ] " +
"for [ " + raName + " ] with monitoring-stats-registry.");
}
}
private void deregisterFromMonitoringService(){
if(ConnectorsUtil.belongsToSystemRA(raName)){
if(!ConnectorsUtil.isJMSRA(raName)){
return ;
}
}
if (statsProvider != null) {
StatsProviderManager.unregister(statsProvider);
if(logger.isLoggable(Level.FINE)){
logger.log(Level.FINE, "De-registered work-monitoring stats [ "+dottedNamesHierarchy+" ]" +
" for [ " + raName + " ] from monitoring-stats-registry.");
}
}
}
public void cleanUp(){
if (runtime != null && runtime.isServer()) {
deregisterFromMonitoringService();
}
}
/**
* Executes the work instance.
*
* @param work work instance from resource adapter
* @throws WorkException if there is an exception while executing work.
*/
public void doWork(Work work)
throws WorkException {
doWork(work, -1, null, null);
}
/**
* Executes the work instance. The calling thread will wait until the
* end of work execution.
*
* @param work work instance from resource adapter
* @param startTimeout Timeout for the work.
* @param execContext Execution context in which the work will be executed.
* @param workListener Listener from RA that will listen to work events.
* @throws WorkException if there is an exception while executing work.
*/
public void doWork(Work work, long startTimeout,
ExecutionContext execContext, WorkListener workListener)
throws WorkException {
WorkContextHandlerImpl contextHandler = createWorkContextHandler();
validateWork(work, WorkCoordinator.getExecutionContext(execContext, work), contextHandler);
if (logger.isLoggable(Level.FINEST)) {
String msg = "doWork for [" + work.toString() + "] START";
logger.log(Level.FINEST, msg);
}
WorkCoordinator wc = new WorkCoordinator
(work, startTimeout, execContext, tp.getAnyWorkQueue(), workListener,
this.probeProvider, runtime, raName, contextHandler);
wc.submitWork(WorkCoordinator.WAIT_UNTIL_FINISH);
wc.lock();
WorkException we = wc.getException();
if (we != null) {
throw we;
}
if (logger.isLoggable(Level.FINEST)) {
String msg = "doWork for [" + work.toString() + "] END";
logger.log(Level.FINEST, msg);
}
}
/**
* Executes the work instance. The calling thread will wait until the
* start of work execution.
*
* @param work work instance from resource adapter
* @throws WorkException if there is an exception while executing work.
*/
public long startWork(Work work) // startTimeout = INDEFINITE
throws WorkException {
//block the current application thread
//find a thread to run work
//notify the application thread when done
return startWork(work, -1, null, null);
}
/**
* Executes the work instance. The calling thread will wait until the
* start of work execution.
*
* @param work work instance from resource adapter
* @param startTimeout Timeout for the work.
* @param execContext Execution context in which the work will be executed.
* @param workListener Listener from RA that will listen to work events.
* @throws WorkException if there is an exception while executing work.
*/
public long startWork(Work work, long startTimeout,
ExecutionContext execContext, WorkListener workListener)
throws WorkException {
WorkContextHandlerImpl contextHandler = createWorkContextHandler();
validateWork(work, WorkCoordinator.getExecutionContext(execContext, work), contextHandler);
if (logger.isLoggable(Level.FINEST)) {
String msg = "startWork for [" + work.toString() + "] START";
logger.log(Level.FINEST, msg);
}
long acceptanceTime = System.currentTimeMillis();
WorkCoordinator wc = new WorkCoordinator
(work, startTimeout, execContext, tp.getAnyWorkQueue(), workListener,
this.probeProvider, runtime, raName, contextHandler);
wc.submitWork(WorkCoordinator.WAIT_UNTIL_START);
wc.lock();
WorkException we = wc.getException();
if (we != null) {
throw we;
}
if (logger.isLoggable(Level.FINEST)) {
String msg = "startWork for [" + work.toString() + "] END";
logger.log(Level.FINEST, msg);
}
long startTime = System.currentTimeMillis();
return (startTime - acceptanceTime);
}
/**
* prvides work-context-handler to handle the submitted work-contexts
* @return work-context-handler
*/
private WorkContextHandlerImpl createWorkContextHandler() {
WorkContextHandlerImpl contextHandler = new WorkContextHandlerImpl(runtime, rarClassLoader);
return contextHandler;
}
/**
* Executes the work instance. Calling thread will continue after scheduling
* the work
*
* @param work work instance from resource adapter
* @throws WorkException if there is an exception while executing work.
*/
public void scheduleWork(Work work) // startTimeout = INDEFINITE
throws WorkException {
scheduleWork(work, -1, null, null);
return;
}
/**
* Executes the work instance. Calling thread will continue after scheduling
* the work
*
* @param work work instance from resource adapter
* @param startTimeout Timeout for the work.
* @param execContext Execution context in which the work will be executed.
* @param workListener Listener from RA that will listen to work events.
* @throws WorkException if there is an exception while executing work.
*/
public void scheduleWork(Work work, long startTimeout,
ExecutionContext execContext, WorkListener workListener)
throws WorkException {
WorkContextHandlerImpl contextHandler = createWorkContextHandler();
validateWork(work, WorkCoordinator.getExecutionContext(execContext, work), contextHandler);
if (logger.isLoggable(Level.FINEST)) {
String msg = "scheduleWork for [" + work.toString() + "] START";
logger.log(Level.FINEST, msg);
}
WorkCoordinator wc = new WorkCoordinator
(work, startTimeout, execContext, tp.getAnyWorkQueue(), workListener,
this.probeProvider, runtime, raName, contextHandler);
wc.submitWork(WorkCoordinator.NO_WAIT);
wc.lock();
WorkException we = wc.getException();
if (we != null) {
throw we;
}
if (logger.isLoggable(Level.FINEST)) {
String msg = "scheduleWork for [" + work.toString() + "] END";
logger.log(Level.FINEST, msg);
}
return;
}
/**
* validates the work-contexts provided in the work
* @param workToBeValidated work instance
* @param context execution-context (if present)
* @param contextHandler work-context-handler
* @throws WorkCompletedException when work processing fails
* @throws WorkRejectedException when work cannot be processed
*/
private void validateWork(Work workToBeValidated, ExecutionContext context, WorkContextHandlerImpl contextHandler)
throws WorkCompletedException, WorkRejectedException {
contextHandler.validateWork(workToBeValidated, context);
}
}
