BasicTaskWrapper (JBoss/Common API) - JBoss 4.0.1 sp1 common API Documentation 英文版文档

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org.jboss.util.threadpool
Class BasicTaskWrapper

java.lang.Object
  org.jboss.util.threadpool.BasicTaskWrapper

All Implemented Interfaces:: Runnable, TaskWrapper

public class BasicTaskWrapper
extends Object
implements TaskWrapper

A wrapper for the task.

Version:: $Revision: 1.1.8.1 $
Author:: Adrian Brock

Field Summary

static int TASK_ACCEPTED
          The task has been accepted

static int TASK_COMPLETED
          The task has completed

static int TASK_NOT_ACCEPTED
          The task has not been accepted

static int TASK_REJECTED
          The task was rejected

static int TASK_STARTED
          The task has been started

static int TASK_STOPPED
          The task has been stopped

Constructor Summary

protected BasicTaskWrapper()
          Create a task wrapper without a task

BasicTaskWrapper(Task task)
          Create a new task wrapper

Method Summary

void acceptTask()
          The task has been accepted

protected long getElapsedTime()
          Calculate the elapsed time since the task was started

long getTaskCompletionTimeout()
          The time before the task must be completed

int getTaskPriority()
          The priority of the task

long getTaskStartTimeout()
          The time before the task must be accepted

int getTaskWaitType()
          Get the type of wait

boolean isComplete()
          Indicate if the task has exited the Runnable#run method

void rejectTask(RuntimeException e)
          The task has been rejected

void run()
          Called by the thread pool executor

protected void setTask(Task task)
          Set thetask for this wrapper

void stopTask()
          Invoked by the threadpool when it wants to stop the task

protected boolean taskAccepted()
          Notify the task it has been accepted

protected boolean taskCompleted(Throwable throwable)
          Notify the task it has completed

protected boolean taskRejected(RuntimeException e)
          Notify the task it has been rejected

protected boolean taskStarted()
          Notify the task it has started

protected boolean taskStop()
          Stop the task

void waitForTask()
          Wait according the wait type

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TASK_NOT_ACCEPTED

public static final int TASK_NOT_ACCEPTED

The task has not been accepted

See Also:: Constant Field Values

TASK_ACCEPTED

public static final int TASK_ACCEPTED

The task has been accepted

See Also:: Constant Field Values

TASK_STARTED

public static final int TASK_STARTED

The task has been started

See Also:: Constant Field Values

TASK_COMPLETED

public static final int TASK_COMPLETED

The task has completed

See Also:: Constant Field Values

TASK_REJECTED

public static final int TASK_REJECTED

The task was rejected

See Also:: Constant Field Values

TASK_STOPPED

public static final int TASK_STOPPED

The task has been stopped

See Also:: Constant Field Values

Constructor Detail

BasicTaskWrapper

protected BasicTaskWrapper()

Create a task wrapper without a task

BasicTaskWrapper

public BasicTaskWrapper(Task task)

Create a new task wrapper
Parameters:: task - the task
Throws:: IllegalArgumentException - for a null task

Method Detail