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package org.glassfish.enterprise.iiop.util;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.sun.corba.ee.spi.threadpool.NoSuchThreadPoolException;
import com.sun.corba.ee.spi.threadpool.ThreadPool;
import com.sun.corba.ee.spi.threadpool.ThreadPoolChooser;
import com.sun.corba.ee.spi.threadpool.ThreadPoolFactory;
import com.sun.corba.ee.spi.threadpool.ThreadPoolManager;
import com.sun.logging.LogDomains;
import org.glassfish.internal.api.Globals;
public class S1ASThreadPoolManager implements ThreadPoolManager {
static Logger _logger = LogDomains.getLogger(S1ASThreadPoolManager.class,
LogDomains.UTIL_LOGGER);
private static final int DEFAULT_NUMBER_OF_QUEUES = 0;
private static final int DEFAULT_MIN_THREAD_COUNT = 10;
private static final int DEFAULT_MAX_THREAD_COUNT = 200;
private static HashMap idToIndexTable = new HashMap();
private static HashMap indexToIdTable = new HashMap();
private static ArrayList threadpoolList = new ArrayList();
private static String defaultID;
private static ThreadPoolManager s1asThreadPoolMgr = new S1ASThreadPoolManager();
private static IIOPUtils _iiopUtils;
public static ThreadPoolManager getThreadPoolManager() {
return s1asThreadPoolMgr;
}
static {
try {
_iiopUtils = Globals.getDefaultHabitat().getService(IIOPUtils.class);
Collection<org.glassfish.grizzly.config.dom.ThreadPool> tpCol = _iiopUtils.getAllThreadPools();
org.glassfish.grizzly.config.dom.ThreadPool[] allThreadPools = tpCol.toArray(new org.glassfish.grizzly.config.dom.ThreadPool[tpCol.size()]);
for (int i = 0; i < allThreadPools.length; i++) {
createThreadPools(allThreadPools[i], i);
}
defaultID = (String) indexToIdTable.get(Integer.valueOf(0));
} catch (NullPointerException npe) {
_logger.log(Level.FINE, "Server Context is NULL. Ignoring and proceeding.");
}
}
S1ASThreadPoolManager() {
}
private static void createThreadPools(org.glassfish.grizzly.config.dom.ThreadPool
threadpoolBean, int index) {
String threadpoolId = null;
String minThreadsValue, maxThreadsValue, timeoutValue;//, numberOfQueuesValue;
int minThreads = DEFAULT_MIN_THREAD_COUNT;
int maxThreads = DEFAULT_MAX_THREAD_COUNT;
int idleTimeoutInSeconds = 120000;
// int numberOfQueues = DEFAULT_NUMBER_OF_QUEUES;
try {
threadpoolId = threadpoolBean.getName();
} catch (NullPointerException npe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "ThreadPoolBean may be null ", npe);
}
}
try {
minThreadsValue = threadpoolBean.getMinThreadPoolSize();
minThreads = Integer.parseInt(minThreadsValue);
} catch (NullPointerException npe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "ThreadPoolBean may be null ", npe);
_logger.log(Level.WARNING,
"Using default value for steady-threadpool-size = " + minThreads);
}
} catch (NumberFormatException nfe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "enterprise_util.excep_orbmgr_numfmt", nfe);
_logger.log(Level.WARNING,
"Using default value for min-threadpool-size = " + minThreads);
}
}
try {
maxThreadsValue = threadpoolBean.getMaxThreadPoolSize();
maxThreads = Integer.parseInt(maxThreadsValue);
} catch (NullPointerException npe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "ThreadPoolBean may be null ", npe);
_logger.log(Level.WARNING,
"Using default value for max-threadpool-size = " + maxThreads);
}
} catch (NumberFormatException nfe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "enterprise_util.excep_orbmgr_numfmt", nfe);
_logger.log(Level.WARNING,
"Using default value for max-threadpool-size = " + maxThreads);
}
}
try {
timeoutValue = threadpoolBean.getIdleThreadTimeoutSeconds();
idleTimeoutInSeconds = Integer.parseInt(timeoutValue);
} catch (NullPointerException npe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "ThreadPoolBean may be null ", npe);
_logger.log(Level.WARNING,
"Using default value for idle-thread-timeout-in-seconds = " +
idleTimeoutInSeconds);
}
} catch (NumberFormatException nfe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "enterprise_util.excep_orbmgr_numfmt", nfe);
_logger.log(Level.WARNING,
"Using default value for idle-thread-timeout-in-seconds = " +
idleTimeoutInSeconds);
}
}
// Currently this value is not used but when multi-queue threadpools are
// implemented this could be used to decide which one to instantiate and
// number of queues in the multi-queue threadpool
/*
try {
numberOfQueuesValue = threadpoolBean.getNumWorkQueues();
numberOfQueues = Integer.parseInt(numberOfQueuesValue);
} catch (NullPointerException npe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "ThreadPoolBean may be null ", npe);
_logger.log(Level.WARNING,
"Using default value for num-work-queues = " +
numberOfQueues);
}
} catch (NumberFormatException nfe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "enterprise_util.excep_orbmgr_numfmt", nfe);
_logger.log(Level.WARNING,
"Using default value for num-work-queues = " +
numberOfQueues);
}
}
*/
// Mutiplied the idleTimeoutInSeconds by 1000 to convert to milliseconds
ThreadPoolFactory threadPoolFactory = new ThreadPoolFactory();
ThreadPool threadpool =
threadPoolFactory.create(minThreads, maxThreads,
idleTimeoutInSeconds * 1000L, threadpoolId,
_iiopUtils.getCommonClassLoader());
// Add the threadpool instance to the threadpoolList
threadpoolList.add(threadpool);
// Associate the threadpoolId to the index passed
idToIndexTable.put(threadpoolId, Integer.valueOf(index));
// Associate the threadpoolId to the index passed
indexToIdTable.put(Integer.valueOf(index), threadpoolId);
}
/**
* This method will return an instance of the threadpool given a threadpoolId,
* that can be used by any component in the app. server.
*
* @throws NoSuchThreadPoolException thrown when invalid threadpoolId is passed
* as a parameter
*/
public ThreadPool
getThreadPool(String id)
throws NoSuchThreadPoolException {
Integer i = (Integer) idToIndexTable.get(id);
if (i == null) {
throw new NoSuchThreadPoolException();
}
try {
ThreadPool threadpool =
(ThreadPool)
threadpoolList.get(i.intValue());
return threadpool;
} catch (IndexOutOfBoundsException iobe) {
throw new NoSuchThreadPoolException();
}
}
/**
* This method will return an instance of the threadpool given a numeric threadpoolId.
* This method will be used by the ORB to support the functionality of
* dedicated threadpool for EJB beans
*
* @throws NoSuchThreadPoolException thrown when invalidnumericIdForThreadpool is passed
* as a parameter
*/
public ThreadPool getThreadPool(int numericIdForThreadpool)
throws NoSuchThreadPoolException {
try {
ThreadPool threadpool =
(ThreadPool)
threadpoolList.get(numericIdForThreadpool);
return threadpool;
} catch (IndexOutOfBoundsException iobe) {
throw new NoSuchThreadPoolException();
}
}
/**
* This method is used to return the numeric id of the threadpool, given a String
* threadpoolId. This is used by the POA interceptors to add the numeric threadpool
* Id, as a tagged component in the IOR. This is used to provide the functionality of
* dedicated threadpool for EJB beans
*/
public int getThreadPoolNumericId(String id) {
Integer i = (Integer) idToIndexTable.get(id);
return ((i == null) ? 0 : i.intValue());
}
/**
* Return a String Id for a numericId of a threadpool managed by the threadpool
* manager
*/
public String getThreadPoolStringId(int numericIdForThreadpool) {
String id = (String) indexToIdTable.get(Integer.valueOf(numericIdForThreadpool));
return ((id == null) ? defaultID : id);
}
/**
* Returns the first instance of ThreadPool in the ThreadPoolManager
*/
public ThreadPool
getDefaultThreadPool() {
try {
return getThreadPool(0);
} catch (NoSuchThreadPoolException nstpe) {
if (_logger.isLoggable(Level.WARNING)) {
_logger.log(Level.WARNING, "No default ThreadPool defined ", nstpe);
}
}
return null;
}
/**
* Return an instance of ThreadPoolChooser based on the componentId that was
* passed as argument
*/
public ThreadPoolChooser getThreadPoolChooser(String componentId) {
//FIXME: This method is not used, but should be fixed once
//ORB's nio select starts working and we start using ThreadPoolChooser
//This will be mostly used by the ORB
return null;
}
/**
* Return an instance of ThreadPoolChooser based on the componentIndex that was
* passed as argument. This is added for improved performance so that the caller
* does not have to pay the cost of computing hashcode for the componentId
*/
public ThreadPoolChooser getThreadPoolChooser(int componentIndex) {
//FIXME: This method is not used, but should be fixed once
//ORB's nio select starts working and we start using ThreadPoolChooser
//This will be mostly used by the ORB
return null;
}
/**
* Sets a ThreadPoolChooser for a particular componentId in the ThreadPoolManager. This
* would enable any component to add a ThreadPoolChooser for their specific use
*/
public void setThreadPoolChooser(String componentId, ThreadPoolChooser aThreadPoolChooser) {
//FIXME: This method is not used, but should be fixed once
//ORB's nio select starts working and we start using ThreadPoolChooser
//This will be mostly used by the ORB
}
/**
* Gets the numeric index associated with the componentId specified for a
* ThreadPoolChooser. This method would help the component call the more
* efficient implementation i.e. getThreadPoolChooser(int componentIndex)
*/
public int getThreadPoolChooserNumericId(String componentId) {
//FIXME: This method is not used, but should be fixed once
//ORB's nio select starts working and we start using ThreadPoolChooser
//This will be mostly used by the ORB
return 0;
}
public void close() {
//TODO
}
}