java.lang

Class Object

java.lang.Object

public class Object

All classes extend this one, implicitly.

Constructor Summary

Constructors

Constructor and Description
Object()

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object aOther)
Class<?>	getClass() Returns the runtime Class of this Object.
int	hashCode()
void	notify() Wake up one thread blocked on a wait().
void	notifyAll() Wake up all threads blocked on a wait().
String	toString()
void	wait() This is the same as calling wait(0).
void	wait(long timeout) Wait until notified.
void	wait(long timeout, int nanos) Wait until notified.

Constructor Detail

Object

public Object()

Method Detail

equals

public boolean equals(Object aOther)

getClass

public final Class<?> getClass()

Returns the runtime Class of this Object.

Returns:

the class of this Object

hashCode

public int hashCode()

notify

public final void notify()

Wake up one thread blocked on a wait(). Must be synchronized on this object otherwise an IllegalMonitorStateException will be thrown.

If multiple threads are waiting, higher priority threads will be woken in preference, otherwise the thread that gets woken is essentially random.

notifyAll

public final void notifyAll()

Wake up all threads blocked on a wait(). Must be synchronized on this object otherwise an IllegalMonitorStateException will be thrown.

toString

public String toString()

wait

public final void wait()
                throws InterruptedException

This is the same as calling wait(0).

Throws:

InterruptedException

wait

public final void wait(long timeout)
                throws InterruptedException

Wait until notified. Must be synchronized on this object otherwise an IllegalMonitorStateException will be thrown. The wait can terminate if one of the following things occurs:

1. notify() or notifyAll() is called.
2. The calling thread is interrupted.
3. The timeout expires.

Parameters:

timeout - maximum time in milliseconds to wait. Zero means forever.

Throws:

InterruptedException

wait

public final void wait(long timeout,
                       int nanos)
                throws InterruptedException

Wait until notified.

Parameters:

timeout -

nanos -

Throws:

InterruptedException