org.apache.commons.workflow.web
Class ForwardStep

java.lang.Object
  org.apache.commons.workflow.base.BaseStep
      org.apache.commons.workflow.web.ForwardStep

All Implemented Interfaces:

Step

public class ForwardStep
extends BaseStep

Perform a RequestDispatcher.forward() operation on the specified context relative path, and tell our Context to suspend execution until control is returned.

Supported Attributes:

• page - Context relative URL (starting with a slash) of the application resource to be forwarded to, or omitted to pop a computed String value from the top of the evaluation stack.

Version:

$Revision: 155475 $ $Date: 2005-02-26 13:31:11 +0000 (Sat, 26 Feb 2005) $

Author:

Craig R. McClanahan

Field Summary

protected String

page The context-relative URL (starting with '/') of the resource to be forwarded to.

Fields inherited from class org.apache.commons.workflow.base.BaseStep

id, nextStep, owner, previousStep

Constructor Summary

ForwardStep()
Construct a default instance of this Step.

ForwardStep(String id)
Construct an instance of this Step with the specified identifier.

ForwardStep(String id, String page)
Construct a fully configured instance of this Step.

Method Summary

void	execute(Context context) Perform the executable actions related to this Step, in the context of the specified Context.
String	getPage()
void	setPage(String page)
String	toString() Render a string representation of this Step.

Methods inherited from class org.apache.commons.workflow.base.BaseStep

getId, getNextStep, getOwner, getPreviousStep, setId, setNextStep, setOwner, setPreviousStep

Methods inherited from class java.lang.Object

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

Field Detail

page

protected String page

The context-relative URL (starting with '/') of the resource to be forwarded to.

Constructor Detail

ForwardStep

public ForwardStep()

Construct a default instance of this Step.

ForwardStep

public ForwardStep(String id)

Construct an instance of this Step with the specified identifier.

Parameters:

id - Step identifier

ForwardStep

public ForwardStep(String id,
                   String page)

Construct a fully configured instance of this Step.

Parameters:

id - Step identifier

page - Context-relative url

Method Detail

getPage

public String getPage()

setPage

public void setPage(String page)

execute

public void execute(Context context)
             throws StepException

Perform the executable actions related to this Step, in the context of the specified Context.

Specified by:

execute in interface Step

Specified by:

execute in class BaseStep

Parameters:

context - The Context that is tracking our execution state

Throws:

StepException - if a processing error has occurred

toString

public String toString()

Render a string representation of this Step.

Overrides:

toString in class Object