Package org.apache.iotdb.db.mpp.execution.schedule

Class AbstractDriverThread

java.lang.Object

java.lang.Thread

org.apache.iotdb.db.mpp.execution.schedule.AbstractDriverThread

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.lang.Runnable

Direct Known Subclasses:

DriverTaskThread, DriverTaskTimeoutSentinelThread

public abstract class AbstractDriverThread
extends java.lang.Thread
implements java.io.Closeable

an abstract executor for DriverTask

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field	Description
protected ITaskScheduler	scheduler

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor	Description
AbstractDriverThread(java.lang.String workerId, java.lang.ThreadGroup tg, IndexedBlockingQueue<DriverTask> queue, ITaskScheduler scheduler)

Method Summary

Modifier and Type	Method	Description
void	close()
protected abstract void	execute(DriverTask task)	Processing a task.
void	run()

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, onSpinWait, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

scheduler

protected final ITaskScheduler scheduler

Constructor Detail

AbstractDriverThread

public AbstractDriverThread(java.lang.String workerId,
                            java.lang.ThreadGroup tg,
                            IndexedBlockingQueue<DriverTask> queue,
                            ITaskScheduler scheduler)

Method Detail

run

public void run()

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread

execute

protected abstract void execute(DriverTask task)
                         throws java.lang.InterruptedException,
                                java.util.concurrent.ExecutionException

Processing a task.

Throws:

java.lang.InterruptedException

java.util.concurrent.ExecutionException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Throws:

java.io.IOException