CADI.Proxy
Class Proxy

java.lang.Object
  CADI.Proxy.Proxy

public class Proxy
extends java.lang.Object

Version:

1.0 2009/08/22

Author:

Group on Interactive Coding of Images (GICI)

Field Summary

private CADILog	log It is an object that will be used to log the server process
private boolean	logEnabled Indicates whether the log is enabled or disabled.
private java.lang.String	logFile It is the file name where the server logs are stored.
private int	numOfWorkers Indicates the number of threads of the Worker that will be running.
private int[]	ports Ports where the server is listening to the client requests.
private ProxyCacheLogicalTargets	proxyCachelogicalTargets Is the proxy's cache where the logical targets will be cached.
private ProxyMutex	proxyMutex
private ProxyPrefetching	proxyPrefetching
private int	proxyType Indicates the type of proxy that will be used.
private ProxyRequestedWOIs	requestedWOIs
private RequestListener[]	requestListenersPool This thread pool will listen to in a port to receive client requests.
private RequestQueue	requestQueue It is a queue where the client request are stored.
private ProxyWorker[]	workersPool This thread pool will process the client requests and will send the server responses to the client.
private boolean	XMLLogFormat Indicates whether the log information is stored in XML format or simple text format.

Constructor Summary

Proxy(int[] ports, int numOfWorkers, boolean logEnabled, int logLevel, java.lang.String logFile, boolean XMLLogFormat)
Constructor.

Method Summary

private void	launchListeners() This method creates and launches the proxy listeners.
private void	launchProxyPrefetching()
private void	launchProxyWorkers() This method creates and launches the proxy workers.
void	list(java.io.PrintStream out) Prints this Proxy out to the specified output stream.
void	run()
void	setProxyType(int proxyType) Sets the proxyType attribute.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

ports

private int[] ports

Ports where the server is listening to the client requests.

numOfWorkers

private int numOfWorkers

Indicates the number of threads of the Worker that will be running.

logFile

private java.lang.String logFile

It is the file name where the server logs are stored.

XMLLogFormat

private boolean XMLLogFormat

Indicates whether the log information is stored in XML format or simple text format.

logEnabled

private boolean logEnabled

Indicates whether the log is enabled or disabled.

proxyType

private int proxyType

Indicates the type of proxy that will be used.

Further information, see ProxyDefaultValues.PROXY_TYPE.

requestListenersPool

private RequestListener[] requestListenersPool

This thread pool will listen to in a port to receive client requests.

requestQueue

private RequestQueue requestQueue

It is a queue where the client request are stored. This queue is shared memory between the daemon which stored the client requests and the RequestDispatcher which gets them to process.

workersPool

private ProxyWorker[] workersPool

This thread pool will process the client requests and will send the server responses to the client.

proxyPrefetching

private ProxyPrefetching proxyPrefetching

requestedWOIs

private ProxyRequestedWOIs requestedWOIs

log

private CADILog log

It is an object that will be used to log the server process

proxyCachelogicalTargets

private ProxyCacheLogicalTargets proxyCachelogicalTargets

Is the proxy's cache where the logical targets will be cached.

proxyMutex

private ProxyMutex proxyMutex

Constructor Detail

Proxy

public Proxy(int[] ports,
             int numOfWorkers,
             boolean logEnabled,
             int logLevel,
             java.lang.String logFile,
             boolean XMLLogFormat)

Constructor.

Parameters:

ports -

numOfWorkers -

logEnabled -

logLevel -

logFile -

XMLLogFormat -

Method Detail

setProxyType

public void setProxyType(int proxyType)

Sets the proxyType attribute.

Parameters:

proxyType - definition in proxyType.

run

public void run()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

list

public void list(java.io.PrintStream out)

Prints this Proxy out to the specified output stream. This method is useful for debugging.

Parameters:

out - an output stream.

launchListeners

private void launchListeners()
                      throws ErrorException

This method creates and launches the proxy listeners.

Throws:

ErrorException

launchProxyWorkers

private void launchProxyWorkers()

This method creates and launches the proxy workers.

launchProxyPrefetching

private void launchProxyPrefetching()