Class ServConnectionManager

java.lang.Object
  |
  +--java.lang.Thread
        |
        +--ServConnectionManager

All Implemented Interfaces:

java.lang.Runnable

public class ServConnectionManager

extends java.lang.Thread

A class to Manage ServConnection. It tries to reuse ServConnections when possible.

Field Summary

protected java.lang.Thread	cleaner The cleaner thread.
long	KEEP_ALIVE_TIME the keepalivetime time we keep ServConnections.

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

ServConnectionManager()
Create a new ServConnectionManager for use.

Method Summary

java.util.Vector	find(ServConnection s) Look for a matching active ServConnection inside the pool, match is done uppon InetAddress and Port
ServConnection	getConnection(HTTPHeader header) Get a ServConnection for the given header.
void	releaseConnection(ServConnection c) Return a ServConnection to the pool so that it may be reused.
void	run() The cleaner thread is used to drop old connections where keepalive time is over. after each clean session, cleaner sleeps for an amount of time of this.KEEP_ALIVE_TIME in order to save CPU

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getContextClassLoader, getName, getPriority, getThreadGroup, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setName, setPriority, 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

Field Detail

cleaner

protected java.lang.Thread cleaner

The cleaner thread. It is used to remove old connections from pool

KEEP_ALIVE_TIME

public long KEEP_ALIVE_TIME

the keepalivetime time we keep ServConnections.

Constructor Detail

ServConnectionManager

public ServConnectionManager()

Create a new ServConnectionManager for use.

Method Detail

find

public java.util.Vector find(ServConnection s)

Look for a matching active ServConnection inside the pool, match is done uppon InetAddress and Port

Parameters:

s - the connection we are looking for

Returns:

as sub-set vector of active ServConnections matching

getConnection

public ServConnection getConnection(HTTPHeader header)
                             throws java.io.IOException

Get a ServConnection for the given header.

Parameters:

header - the HTTPHeader containing the URL to connect to.

Returns:

a ServConnection.

releaseConnection

public void releaseConnection(ServConnection c)

Return a ServConnection to the pool so that it may be reused.

Parameters:

c - the ServConnection to return.

run

public void run()

The cleaner thread is used to drop old connections where keepalive time is over. after each clean session, cleaner sleeps for an amount of time of this.KEEP_ALIVE_TIME in order to save CPU

Overrides:

run in class java.lang.Thread