org.springframework.web.bind.annotation.support
Class HandlerMethodInvoker

java.lang.Object
  org.springframework.web.bind.annotation.support.HandlerMethodInvoker

public class HandlerMethodInvoker
extends Object

Support class for invoking an annotated handler method. Operates on the introspection results of a HandlerMethodResolver for a specific handler type.

Used by AnnotationMethodHandlerAdapter and AnnotationMethodHandlerAdapter.

Since:

2.5.2

Author:

Juergen Hoeller

See Also:

invokeHandlerMethod(java.lang.reflect.Method, java.lang.Object, org.springframework.web.context.request.NativeWebRequest, org.springframework.ui.ExtendedModelMap)

Constructor Summary

HandlerMethodInvoker(HandlerMethodResolver methodResolver)

HandlerMethodInvoker(HandlerMethodResolver methodResolver, WebBindingInitializer bindingInitializer)

HandlerMethodInvoker(HandlerMethodResolver methodResolver, WebBindingInitializer bindingInitializer, SessionAttributeStore sessionAttributeStore, ParameterNameDiscoverer parameterNameDiscoverer, WebArgumentResolver... customArgumentResolvers)

Method Summary

protected WebDataBinder	createBinder(NativeWebRequest webRequest, Object target, String objectName)
protected void	doBind(NativeWebRequest webRequest, WebDataBinder binder, boolean failOnErrors)
Object	invokeHandlerMethod(Method handlerMethod, Object handler, NativeWebRequest webRequest, ExtendedModelMap implicitModel)
protected void	raiseMissingParameterException(String paramName, Class paramType)
protected void	raiseSessionRequiredException(String message)
protected Object	resolveCommonArgument(MethodParameter methodParameter, NativeWebRequest webRequest)
protected Object	resolveStandardArgument(Class parameterType, NativeWebRequest webRequest)
void	updateSessionAttributes(Object handler, Map mavModel, ExtendedModelMap implicitModel, NativeWebRequest webRequest)

Methods inherited from class java.lang.Object

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

Constructor Detail

HandlerMethodInvoker

public HandlerMethodInvoker(HandlerMethodResolver methodResolver)

HandlerMethodInvoker

public HandlerMethodInvoker(HandlerMethodResolver methodResolver,
                            WebBindingInitializer bindingInitializer)

HandlerMethodInvoker

public HandlerMethodInvoker(HandlerMethodResolver methodResolver,
                            WebBindingInitializer bindingInitializer,
                            SessionAttributeStore sessionAttributeStore,
                            ParameterNameDiscoverer parameterNameDiscoverer,
                            WebArgumentResolver... customArgumentResolvers)

Method Detail

invokeHandlerMethod

public final Object invokeHandlerMethod(Method handlerMethod,
                                        Object handler,
                                        NativeWebRequest webRequest,
                                        ExtendedModelMap implicitModel)
                                 throws Exception

Throws:

Exception

updateSessionAttributes

public final void updateSessionAttributes(Object handler,
                                          Map mavModel,
                                          ExtendedModelMap implicitModel,
                                          NativeWebRequest webRequest)
                                   throws Exception

Throws:

Exception

raiseMissingParameterException

protected void raiseMissingParameterException(String paramName,
                                              Class paramType)
                                       throws Exception

Throws:

Exception

raiseSessionRequiredException

protected void raiseSessionRequiredException(String message)
                                      throws Exception

Throws:

Exception

createBinder

protected WebDataBinder createBinder(NativeWebRequest webRequest,
                                     Object target,
                                     String objectName)
                              throws Exception

Throws:

Exception

doBind

protected void doBind(NativeWebRequest webRequest,
                      WebDataBinder binder,
                      boolean failOnErrors)
               throws Exception

Throws:

Exception

resolveCommonArgument

protected Object resolveCommonArgument(MethodParameter methodParameter,
                                       NativeWebRequest webRequest)
                                throws Exception

Throws:

Exception

resolveStandardArgument

protected Object resolveStandardArgument(Class parameterType,
                                         NativeWebRequest webRequest)
                                  throws Exception

Throws:

Exception