jtge.engine.security
Class ValidationHandler

java.lang.Object
  jtge.engine.handler.AbstractProducer
      jtge.engine.handler.AbstractHandler
          jtge.engine.security.ValidationHandler

All Implemented Interfaces:

IConsumer

public class ValidationHandler

extends AbstractHandler

Implements a handler to filter out invalid commands.

It intercepts commands and checks that the registered user has the right to issue them before forwarding to the next consumer.

Version:

$Revision: 1.4 $ $Date: 2005/08/26 18:09:36 $

Author:

Mathieu Champlon

Constructor Summary

ValidationHandler(IConsumer consumer, IUser user)
Create a validation handler.

ValidationHandler(IConsumer consumer, IUser user, ISecurityObserver observer)
Create a validation handler.

Method Summary

void	handle(ICommand command) Handle a command.

Methods inherited from class jtge.engine.handler.AbstractProducer

forward

Methods inherited from class java.lang.Object

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

Constructor Detail

ValidationHandler

public ValidationHandler(IConsumer consumer,
                         IUser user,
                         ISecurityObserver observer)

Create a validation handler.

Parameters:

consumer - the target consumer

user - the reference user for validation

observer - the (optional) security observer

ValidationHandler

public ValidationHandler(IConsumer consumer,
                         IUser user)

Create a validation handler.

Parameters:

consumer - the target consumer

user - the reference user for validation

Method Detail

handle

public final void handle(ICommand command)

Handle a command.

Parameters:

command - the command to handle