org.w3c.www.protocol.http.cache.push
Class PushCacheHandler

java.lang.Object
  java.lang.Thread
      org.w3c.www.protocol.http.cache.push.PushCacheHandler

All Implemented Interfaces:

java.lang.Runnable

public class PushCacheHandler
extends java.lang.Thread

PushCacheHandler Created by PushCacheListener to handle a dialogue with a client

See Also:

PushCacheProtocol

Nested Class Summary

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

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

PushCacheHandler(PushCacheListener l, java.net.Socket s)
Construct a PushCacheHandler

Method Summary

protected void	add() Handle "ADD" packet
protected void	clean() Handle "CLN" packet
protected void	cleanup() Close sockets, etc.
protected void	del() Handle "DEL" packet
protected void	nop() Handle "NOP" packet (reply OK)
protected void	present() Handle "PRS" packet
void	printBuffer(byte[] buf, int len) Debugging aid, displays buffer to stderr
protected void	readPayload() Read data based on the contents of the remain_len field
protected void	reply_error(java.lang.String message) Send an "ERR" message back to client
protected void	reply_no() Send a "NO" message back to client
protected void	reply_ok() Send an "OK" message back to client
void	run() Handle dialogue with client
void	stopRunning() Request that Handler gracefully cease execution

Methods inherited from class java.lang.Thread

activeCount, checkAccess, 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

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

Constructor Detail

PushCacheHandler

public PushCacheHandler(PushCacheListener l,
                        java.net.Socket s)
                 throws java.io.IOException

Construct a PushCacheHandler

Parameters:

socket - Socket through which Handler will communicate with client

Throws:

java.io.IOException

Method Detail

reply_ok

protected void reply_ok()
                 throws java.io.IOException

Send an "OK" message back to client

Throws:

java.io.IOException

reply_no

protected void reply_no()
                 throws java.io.IOException

Send a "NO" message back to client

Throws:

java.io.IOException

reply_error

protected void reply_error(java.lang.String message)

Send an "ERR" message back to client

stopRunning

public void stopRunning()

Request that Handler gracefully cease execution

cleanup

protected void cleanup()

Close sockets, etc.

printBuffer

public void printBuffer(byte[] buf,
                        int len)

Debugging aid, displays buffer to stderr

readPayload

protected void readPayload()
                    throws java.io.IOException

Read data based on the contents of the remain_len field

Throws:

java.io.IOException

add

protected void add()
            throws java.io.IOException

Handle "ADD" packet

Throws:

java.io.IOException

del

protected void del()
            throws java.lang.Exception

Handle "DEL" packet

Throws:

java.lang.Exception

clean

protected void clean()
              throws java.lang.Exception

Handle "CLN" packet

Throws:

java.lang.Exception

present

protected void present()
                throws java.lang.Exception

Handle "PRS" packet

Throws:

java.lang.Exception

nop

protected void nop()
            throws java.lang.Exception

Handle "NOP" packet (reply OK)

Throws:

java.lang.Exception

run

public void run()

Handle dialogue with client

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread