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org.codehaus.groovy.grails.web.servlet
[Java] Class GrailsDispatcherServlet

java.lang.Object
  org.springframework.web.servlet.DispatcherServlet
      org.codehaus.groovy.grails.web.servlet.GrailsDispatcherServlet

public class GrailsDispatcherServlet
extends DispatcherServlet

Handles incoming requests for Grails.

Loads the Spring configuration based on the Grails application in the parent application context.

Authors:
Steven Devijver
Graeme Rocher
Since:
Jul 2, 2005

Field Summary
protected HandlerInterceptor[] interceptors

protected MultipartResolver multipartResolver

 
Constructor Summary
GrailsDispatcherServlet()

Constructor.
 
Method Summary
protected HttpServletRequest checkMultipart(HttpServletRequest request)

Convert the request into a multipart request.

protected void copyParamsFromPreviousRequest(GrailsWebRequest previousRequestAttributes, GrailsWebRequest requestAttributes)

protected WebApplicationContext createWebApplicationContext(WebApplicationContext parent)

void destroy()

protected void doDispatch(HttpServletRequest request, HttpServletResponse response)

protected HandlerInterceptor[] establishInterceptors(WebApplicationContext webContext)

Evalutes the given WebApplicationContext for all HandlerInterceptor and WebRequestInterceptor instances
HandlerExecutionChain getHandler(HttpServletRequest request, boolean cache)

protected void initFrameworkServlet()

protected void initStrategies(ApplicationContext context)

void setApplication(GrailsApplication application)

Dependency injection for the application.
protected void triggerAfterCompletion(HandlerExecutionChain mappedHandler, int interceptorIndex, HttpServletRequest request, HttpServletResponse response, java.lang.Exception ex)

Trigger afterCompletion callbacks on the mapped HandlerInterceptors.

protected HttpServletResponse useWrappedOrOriginalResponse(HttpServletResponse response)

 

Field Detail

interceptors

protected HandlerInterceptor[] interceptors

multipartResolver

protected MultipartResolver multipartResolver

 
Constructor Detail

GrailsDispatcherServlet

public GrailsDispatcherServlet()
Constructor.

 
Method Detail

checkMultipart

@Override
protected HttpServletRequest checkMultipart(HttpServletRequest request)
Convert the request into a multipart request. If no multipart resolver is set, simply use the existing request.
Parameters:
request - current HTTP request
Returns:
the processed request (multipart wrapper if necessary)

copyParamsFromPreviousRequest

@SuppressWarnings({ "unchecked", "rawtypes" })
protected void copyParamsFromPreviousRequest(GrailsWebRequest previousRequestAttributes, GrailsWebRequest requestAttributes)

createWebApplicationContext

@Override
protected WebApplicationContext createWebApplicationContext(WebApplicationContext parent)

destroy

@Override
public void destroy()

doDispatch

@Override
protected void doDispatch(HttpServletRequest request, HttpServletResponse response)

establishInterceptors

protected HandlerInterceptor[] establishInterceptors(WebApplicationContext webContext)
Evalutes the given WebApplicationContext for all HandlerInterceptor and WebRequestInterceptor instances
Parameters:
webContext - The WebApplicationContext
Returns:
An array of HandlerInterceptor instances

getHandler

@Override
public HandlerExecutionChain getHandler(HttpServletRequest request, boolean cache)

initFrameworkServlet

@Override
protected void initFrameworkServlet()

initStrategies

@Override
protected void initStrategies(ApplicationContext context)

setApplication

public void setApplication(GrailsApplication application)
Dependency injection for the application.
Parameters:
application - the application

triggerAfterCompletion

protected void triggerAfterCompletion(HandlerExecutionChain mappedHandler, int interceptorIndex, HttpServletRequest request, HttpServletResponse response, java.lang.Exception ex)
Trigger afterCompletion callbacks on the mapped HandlerInterceptors. Will just invoke afterCompletion for all interceptors whose preHandle invocation has successfully completed and returned true.
Parameters:
mappedHandler - the mapped HandlerExecutionChain
interceptorIndex - index of last interceptor that successfully completed
ex - Exception thrown on handler execution, or null if none
See Also:
HandlerInterceptor#afterCompletion#afterCompletion

useWrappedOrOriginalResponse

protected HttpServletResponse useWrappedOrOriginalResponse(HttpServletResponse response)

 

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