org.alfresco.web.app.servlet.ajax

Class InvokeCommand

java.lang.Object

org.alfresco.web.app.servlet.ajax.BaseAjaxCommand

org.alfresco.web.app.servlet.ajax.InvokeCommand

All Implemented Interfaces:

AjaxCommand

public class InvokeCommand
extends BaseAjaxCommand

Command that invokes the method represented by the expression.

The managed bean method called is responsible for writing the response by getting hold of the JSF ResponseWriter. Parameters can also be retrieved via the JSF ExternalContext object.

In a future release (if required) annotations may be used to state what content type to use for the response.

Author:

gavinc

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	InvokeCommand.ResponseMimetype Annotation for a bean method that handles an ajax request.

Field Summary

Fields inherited from class org.alfresco.web.app.servlet.ajax.BaseAjaxCommand

logger

Constructor Summary

Constructors

Constructor and Description
InvokeCommand()

Method Summary

Modifier and Type	Method and Description
void	execute(FacesContext facesContext, String expression, HttpServletRequest request, HttpServletResponse response) Invokes the relevant method on the bean represented by the given expression.

Methods inherited from class org.alfresco.web.app.servlet.ajax.BaseAjaxCommand

makeBindingExpression

Methods inherited from class java.lang.Object

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

Constructor Detail

InvokeCommand

public InvokeCommand()

Method Detail

execute

public void execute(FacesContext facesContext,
                    String expression,
                    HttpServletRequest request,
                    HttpServletResponse response)
             throws ServletException,
                    IOException

Description copied from interface: AjaxCommand

Invokes the relevant method on the bean represented by the given expression. Parameters required to call the method can be retrieved from the request. Currently the content type of the response will always be text/xml, in the future sublcasses may provide a mechanism to allow the content type to be set dynamically.

Parameters:

facesContext - FacesContext

expression - The binding expression

request - The request

response - The response

Throws:

ServletException

IOException