com.mware.ge.csv

Class ThreadAhead

java.lang.Object

java.lang.Thread

com.mware.ge.csv.ThreadAhead

All Implemented Interfaces:

Closeable, AutoCloseable, Runnable

Direct Known Subclasses:

ThreadAheadReadable

public abstract class ThreadAhead
extends Thread
implements Closeable

Base functionality for having a companion thread reading ahead, prefetching.

Nested Class Summary

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

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ThreadAhead(Closeable actual)

Method Summary

Modifier and Type	Method and Description
protected void	assertHealthy()
void	close()
protected void	parkAWhile()
protected void	pokeReader()
protected abstract boolean	readAhead()
void	run()
protected void	waitUntilReadAhead()

Methods inherited from class java.lang.Thread

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

Methods inherited from class java.lang.Object

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

Constructor Detail

ThreadAhead

protected ThreadAhead(Closeable actual)

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

waitUntilReadAhead

protected void waitUntilReadAhead()
                           throws IOException

Throws:

IOException

assertHealthy

protected void assertHealthy()
                      throws IOException

Throws:

IOException

parkAWhile

protected void parkAWhile()

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread

readAhead

protected abstract boolean readAhead()
                              throws IOException

Throws:

IOException

pokeReader

protected void pokeReader()