com.sun.squawk.platform.windows
Class SystemEventsImpl

java.lang.Object
  com.sun.squawk.platform.SystemEvents
      com.sun.squawk.platform.windows.SystemEventsImpl

All Implemented Interfaces:

Runnable

public class SystemEventsImpl
extends SystemEvents

Author:

dw29446

Field Summary

protected Select

select

Fields inherited from class com.sun.squawk.platform.SystemEvents

max_wait, selectRunner

Constructor Summary

SystemEventsImpl()

Method Summary

static Pointer	FD_ALLOCATE() Allocate a new fd_struct in c memory.
static void	FD_COPY(Pointer fdset_orig, Pointer fdset_copy) replaces an already allocated fdset_copy file descriptor set with a copy of fdset_orig.
static void	FD_ZERO(Pointer fd_set) initializes a descriptor set fdset to the null set
void	waitForEvents(long timeout) Poll the OS to see if there have been any events on the requested fds.
void	waitForReadEvent(int fd)
void	waitForWriteEvent(int fd)

Methods inherited from class com.sun.squawk.platform.SystemEvents

cancelIOHandler, run, setMaxWait, startIO

Methods inherited from class java.lang.Object

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

Field Detail

select

protected Select select

Constructor Detail

SystemEventsImpl

public SystemEventsImpl()

Method Detail

FD_ZERO

public static void FD_ZERO(Pointer fd_set)

initializes a descriptor set fdset to the null set

Parameters:

fd_set -

FD_COPY

public static void FD_COPY(Pointer fdset_orig,
                           Pointer fdset_copy)

replaces an already allocated fdset_copy file descriptor set with a copy of fdset_orig.

Parameters:

fdset_orig -

fdset_copy -

FD_ALLOCATE

public static Pointer FD_ALLOCATE()

Allocate a new fd_struct in c memory.

Returns:

pointer to new memory

waitForEvents

public void waitForEvents(long timeout)

Poll the OS to see if there have been any events on the requested fds. Try not to allocate if there are no events...

Specified by:

waitForEvents in class SystemEvents

Parameters:

timeout -

waitForReadEvent

public void waitForReadEvent(int fd)

Specified by:

waitForReadEvent in class SystemEvents

waitForWriteEvent

public void waitForWriteEvent(int fd)

Specified by:

waitForWriteEvent in class SystemEvents