org.springframework.webflow.context.portlet
Interface FlowUrlHandler

All Known Implementing Classes:

DefaultFlowUrlHandler

public interface FlowUrlHandler

A interface for parsing and generating flow URLs. Encapsulates a specific flow URL format.

Author:

Keith Donald, Scott Andrews

Method Summary

String	createFlowExecutionUrl(String flowId, String flowExecutionKey, javax.portlet.RenderResponse response) Creates a flow execution URL suitable for use as an action URL.
String	getFlowExecutionKey(javax.portlet.PortletRequest request) Extract the flow execution from the request.
void	setFlowExecutionInSession(String flowExecutionKey, javax.portlet.RenderRequest request) Set the flow execution key into the portlet session.
void	setFlowExecutionRenderParameter(String flowExecutionKey, javax.portlet.ActionResponse response) Set the flow execution key render parameter.

Method Detail

getFlowExecutionKey

String getFlowExecutionKey(javax.portlet.PortletRequest request)

Extract the flow execution from the request.

Parameters:

request - the request

Returns:

the flow execution key, or null if no flow execution key is present

setFlowExecutionRenderParameter

void setFlowExecutionRenderParameter(String flowExecutionKey,
                                     javax.portlet.ActionResponse response)

Set the flow execution key render parameter.

Parameters:

flowExecutionKey - the key

response - the action response

setFlowExecutionInSession

void setFlowExecutionInSession(String flowExecutionKey,
                               javax.portlet.RenderRequest request)

Set the flow execution key into the portlet session. This should only be used when the portlet is started before any action requests are made

Parameters:

flowExecutionKey - the key

request - the render request

createFlowExecutionUrl

String createFlowExecutionUrl(String flowId,
                              String flowExecutionKey,
                              javax.portlet.RenderResponse response)

Creates a flow execution URL suitable for use as an action URL.

Parameters:

flowId - the flow id

flowExecutionKey - the flow execution key

response - the render response

Returns:

the execution url