com.qualcomm.robotcore.util

Class NextLock

java.lang.Object

com.qualcomm.robotcore.util.NextLock

public class NextLock
extends java.lang.Object

A NextLock is a concurrency manager that allows one to await the next occurrence of an event in a (possibly infinite) sequence that follows after the juncture at which one chooses to pay attention.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	NextLock.Waiter NextLock.Waiter instances are returned from getNextWaiter(), and can be used to await the next advanceNext() call in lock from which they were retrieved.

Field Summary

Fields

Modifier and Type	Field and Description
protected long	count
protected java.lang.Object	lock

Constructor Summary

Constructors

Constructor and Description
NextLock()

Method Summary

Modifier and Type	Method and Description
void	advanceNext() Advances to the next event in the sequence.
NextLock.Waiter	getNextWaiter() Returns a NextLock.Waiter that will await the next advanceNext().

Methods inherited from class java.lang.Object

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

Field Detail

lock

protected final java.lang.Object lock

count

protected long count

Constructor Detail

NextLock

public NextLock()

Method Detail

getNextWaiter

public NextLock.Waiter getNextWaiter()

Returns a NextLock.Waiter that will await the next advanceNext().

Returns:

a NextLock.Waiter that will await the next advanceNext().

See Also:

advanceNext()

advanceNext

public void advanceNext()

Advances to the next event in the sequence.

See Also:

getNextWaiter()