com.google.android.exoplayer2.util

Class ConditionVariable

java.lang.Object

com.google.android.exoplayer2.util.ConditionVariable

public final class ConditionVariable
extends java.lang.Object

An interruptible condition variable whose open() and close() methods return whether they resulted in a change of state.

Constructor Summary

Constructors

Constructor and Description
ConditionVariable()

Method Summary

Modifier and Type	Method and Description
void	block() Blocks until the condition is opened.
boolean	block(long timeout) Blocks until the condition is opened or until timeout milliseconds have passed.
boolean	close() Closes the condition.
boolean	open() Opens the condition and releases all threads that are blocked.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConditionVariable

public ConditionVariable()

Method Detail

open

public boolean open()

Opens the condition and releases all threads that are blocked.

Returns:

True if the condition variable was opened. False if it was already open.

close

public boolean close()

Closes the condition.

Returns:

True if the condition variable was closed. False if it was already closed.

block

public void block()
           throws java.lang.InterruptedException

Blocks until the condition is opened.

Throws:

java.lang.InterruptedException - If the thread is interrupted.

block

public boolean block(long timeout)
              throws java.lang.InterruptedException

Blocks until the condition is opened or until timeout milliseconds have passed.

Parameters:

timeout - The maximum time to wait in milliseconds.

Returns:

True if the condition was opened, false if the call returns because of the timeout.

Throws:

java.lang.InterruptedException - If the thread is interrupted.