Java ExecutionContext类代码示例

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
@Override
public long startWork(Work work, long startTimeout, ExecutionContext executionContext, WorkListener workListener)
		throws WorkException {

	Assert.state(this.asyncTaskExecutor != null, "No 'asyncTaskExecutor' set");
	return executeWork(this.asyncTaskExecutor, work, startTimeout, true, executionContext, workListener);
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
/**
 * Test for bullet 4 Section 3.3.6
 * When the application server is unable to recreate an execution context if it is  
 *                      specified for the submitted Work instance, it must throw a
 *                      WorkCompletedException set to an appropriate error code.
 * @throws Throwable throwable exception 
 */
@Test(expected = WorkCompletedException.class)
public void testThrowWorkCompletedException() throws Throwable
{
   ExecutionContext ec = new ExecutionContext();
   ShortRunningWork work = new ShortRunningWork();
   ec.setXid(new XidImpl());
   ec.setTransactionTimeout(Long.MAX_VALUE);

   WorkConnection wc = wcf.getConnection();
   try
   {
      wc.doWork(work, WorkManager.INDEFINITE, ec, null);
   }
   finally
   {
      wc.close();
   }
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
/**
 * End
 */
protected void end()
{
   if (trace)
      log.tracef("Ending work: %s", this);  

   ExecutionContext ctx = getWorkContext(TransactionContext.class);
   if (ctx == null)
   {
      ctx = getExecutionContext();
   }

   if (ctx != null)
   {
      Xid xid = ctx.getXid();
      if (xid != null)
      {
         workManager.getXATerminator().endWork(work, xid);
      }
   }

   if (trace)
      log.tracef("Ended work: %s", this);  
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
/**
 * Cancel
 */
protected void cancel()
{
   if (trace)
      log.tracef("Cancel work: %s", this);  

   ExecutionContext ctx = getWorkContext(TransactionContext.class);
   if (ctx == null)
   {
      ctx = getExecutionContext();
   }

   if (ctx != null)
   {
      Xid xid = ctx.getXid();
      if (xid != null)
      {
         workManager.getXATerminator().cancelWork(work, xid);
      }
   }

   if (trace)
      log.tracef("Canceled work: %s", this);  
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
@Override
public void doWork(Work work, long startTimeout, ExecutionContext executionContext, WorkListener workListener)
		throws WorkException {

	Assert.state(this.syncTaskExecutor != null, "No 'syncTaskExecutor' set");
	executeWork(this.syncTaskExecutor, work, startTimeout, false, executionContext, workListener);
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
@Override
public void scheduleWork(Work work, long startTimeout, ExecutionContext executionContext, WorkListener workListener)
		throws WorkException {

	Assert.state(this.asyncTaskExecutor != null, "No 'asyncTaskExecutor' set");
	executeWork(this.asyncTaskExecutor, work, startTimeout, false, executionContext, workListener);
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
@Override
public long startWork(Work work,
                      long l,
                      ExecutionContext executionContext,
                      WorkListener workListener) throws WorkException {
   return 0;
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
public long startWork(Work work, long startTimeout, ExecutionContext execContext, WorkListener workListener)
		throws WorkException {
	SimpleWorkListener wrappedListener = new SimpleWorkListener(workListener);
	wrappedListener.workAccepted(new WorkEvent(this, WorkEvent.WORK_ACCEPTED, work, null));
	SimpleWork task = new SimpleWork();
	task.setSource(this);
	task.setWork(work);
	task.setWorkListener(wrappedListener);
	this.executor.submit(task);
	return wrappedListener.waitForStart();
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
public void scheduleWork(Work work, long startTimeout, ExecutionContext execContext, WorkListener workListener)
		throws WorkException {
	// SimpleWorkListener wrappedListener = new SimpleWorkListener(workListener);
	// wrappedListener.workAccepted(new WorkEvent(this, WorkEvent.WORK_ACCEPTED, work, null));
	// SimpleWork task = new SimpleWork();
	// task.setSource(this);
	// task.setWork(work);
	// task.setWorkListener(wrappedListener);
	// // ScheduledFuture<?> future =
	// this.scheduled.scheduleAtFixedRate(task, 0, 1000, TimeUnit.MILLISECONDS);
	throw new WorkException("not supported yet!");
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
/**
 * Do first checks for work starting methods
 * @param work to check
 * @param startTimeout to check
 * @param execContext to check
 * @throws WorkException in case of check don't pass
 */
public void doFirstChecks(Work work, long startTimeout, ExecutionContext execContext) throws WorkException
{
   if (isShutdown())
      throw new WorkRejectedException(bundle.workmanagerShutdown());

   if (work == null)
      throw new WorkRejectedException(bundle.workIsNull());

   if (startTimeout < 0)
      throw new WorkRejectedException(bundle.startTimeoutIsNegative(startTimeout));

   checkAndVerifyWork(work, execContext);
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
/**
 * Check and verify work before submitting.
 * @param work the work instance
 * @param executionContext any execution context that is passed by apadater
 * @throws WorkException if any exception occurs
 */
private void checkAndVerifyWork(Work work, ExecutionContext executionContext) throws WorkException
{
   if (specCompliant)
   {
      verifyWork(work);
   }

   if (work instanceof WorkContextProvider && executionContext != null)
   {
      //Implements WorkContextProvider and not-null ExecutionContext
      throw new WorkRejectedException(bundle.workExecutionContextMustNullImplementsWorkContextProvider());
   }
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
/**
 * Create a new WorkWrapper
 *
 * @param workManager the work manager
 * @param si The security integration
 * @param work the work
 * @param executionContext the execution context
 * @param workListener the WorkListener
 * @param startedLatch The latch for when work has started
 * @param completedLatch The latch for when work has completed
 * @param startTime The start time
 * @throws IllegalArgumentException for null work, execution context or a negative start timeout
 */
public WorkWrapper(WorkManagerImpl workManager, 
                   SecurityIntegration si,
                   Work work,
                   ExecutionContext executionContext,
                   WorkListener workListener,
                   CountDownLatch startedLatch,
                   CountDownLatch completedLatch,
                   long startTime)
{
   super();

   if (workManager == null)
      throw new IllegalArgumentException("Null work manager");
   if (si == null)
      throw new IllegalArgumentException("Null security integration");
   if (work == null)
      throw new IllegalArgumentException("Null work");
   if (executionContext == null)
      throw new IllegalArgumentException("Null execution context");

   this.workManager = workManager;
   this.securityIntegration = si;
   this.work = work;
   this.executionContext = executionContext;
   this.workListener = workListener;
   this.startedLatch = startedLatch;
   this.completedLatch = completedLatch;
   this.startTime = startTime;
   this.workContexts = null;
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
@Override
public void doWork(Work work, long delay, ExecutionContext executionContext, WorkListener workListener)
		throws WorkException {

	this.workManager.doWork(work, delay, executionContext, workListener);
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
@Override
public long startWork(Work work, long delay, ExecutionContext executionContext, WorkListener workListener)
		throws WorkException {

	return this.workManager.startWork(work, delay, executionContext, workListener);
}
 

import javax.resource.spi.work.ExecutionContext; //导入依赖的package包/类
@Override
public void scheduleWork(Work work, long delay, ExecutionContext executionContext, WorkListener workListener)
		throws WorkException {

	this.workManager.scheduleWork(work, delay, executionContext, workListener);
}