net.sf.urlchecker.v2.commands
Class CheckUrlsCommand

java.lang.Object
  net.sf.urlchecker.commands.AbstractCommand
      net.sf.urlchecker.commands.CheckUrlsGeneric<org.apache.http.client.HttpClient>
          net.sf.urlchecker.v2.commands.CheckUrlsCommand

All Implemented Interfaces:

Command

public class CheckUrlsCommand
extends CheckUrlsGeneric<org.apache.http.client.HttpClient>

The Class CheckUrlsCommand for the new httpClient. Use this implementation together with the CommunicationBuilder in the v2.communication package if you want to move on to the new appache.http.client. The new Constructor in this class allows for deeper configuration of the execution environment.

$Id: CheckUrlsCommand.java 183 2010-12-17 19:10:21Z georgosn $

Version:

$LastChangedRevision: 183 $

Author:

$LastChangedBy: georgosn $

Field Summary

protected org.apache.http.protocol.HttpContext

localContext The local context.

Fields inherited from class net.sf.urlchecker.commands.CheckUrlsGeneric

client, TERMINATION_TIME_IN_SECONDS, terminationTime

Constructor Summary

CheckUrlsCommand(Command successor, org.apache.http.client.HttpClient newClient)
Instantiates a new check URLs command.

CheckUrlsCommand(Command successor, org.apache.http.client.HttpClient newClient, org.apache.http.protocol.HttpContext foreignContext)
Instantiates a new check URLs command.

Method Summary

boolean	isMultithreaded() Checks if the client is set up for multithreaded operation.
protected void	multithreadedExecution(Context context, Iterator<Result> iter) Spawns threads to check individual URLs.
protected void	singlethreadedExecution(Iterator<Result> iter) Executes checking using one thread for all URLs to check.

Methods inherited from class net.sf.urlchecker.commands.CheckUrlsGeneric

process

Methods inherited from class net.sf.urlchecker.commands.AbstractCommand

fireEvent, getSuccessor

Methods inherited from class java.lang.Object

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

Field Detail

localContext

protected final org.apache.http.protocol.HttpContext localContext

The local context.

Constructor Detail

CheckUrlsCommand

public CheckUrlsCommand(Command successor,
                        org.apache.http.client.HttpClient newClient)

Instantiates a new check URLs command.

Parameters:

successor - the successor

newClient - the new client

CheckUrlsCommand

public CheckUrlsCommand(Command successor,
                        org.apache.http.client.HttpClient newClient,
                        org.apache.http.protocol.HttpContext foreignContext)

Instantiates a new check URLs command.

Parameters:

successor - the successor

newClient - the new client

foreignContext - the foreign context

Method Detail

isMultithreaded

public boolean isMultithreaded()

Checks if the client is set up for multithreaded operation. It is left to the subclasses to define this method as different clients will provide different ways to determine the state of the ConnectionManager.

Specified by:

isMultithreaded in class CheckUrlsGeneric<org.apache.http.client.HttpClient>

Returns:

if is multithreaded.

multithreadedExecution

protected void multithreadedExecution(Context context,
                                      Iterator<Result> iter)
                               throws org.apache.commons.configuration.ConfigurationException

Spawns threads to check individual URLs.

Specified by:

multithreadedExecution in class CheckUrlsGeneric<org.apache.http.client.HttpClient>

Parameters:

context - , the enginge's context

iter - , the valid context results iterator to check over the Internet.

Throws:

org.apache.commons.configuration.ConfigurationException - the configuration exception

singlethreadedExecution

protected void singlethreadedExecution(Iterator<Result> iter)
                                throws org.apache.commons.configuration.ConfigurationException

Executes checking using one thread for all URLs to check.

Specified by:

singlethreadedExecution in class CheckUrlsGeneric<org.apache.http.client.HttpClient>

Parameters:

iter - , the valid context results iterator to check over the Internet.

Throws:

org.apache.commons.configuration.ConfigurationException - the configuration exception.