org.springframework.web.servlet.handler

Class ConversionServiceExposingInterceptor

java.lang.Object

org.springframework.web.servlet.handler.HandlerInterceptorAdapter

org.springframework.web.servlet.handler.ConversionServiceExposingInterceptor

All Implemented Interfaces:

AsyncHandlerInterceptor, HandlerInterceptor

public class ConversionServiceExposingInterceptor
extends HandlerInterceptorAdapter

Interceptor that places the configured ConversionService in request scope so it's available during request processing. The request attribute name is "org.springframework.core.convert.ConversionService", the value of ConversionService.class.getName().

Mainly for use within JSP tags such as the spring:eval tag.

Since:

3.0.1

Author:

Keith Donald

Constructor Summary

Constructors

Constructor and Description
ConversionServiceExposingInterceptor(ConversionService conversionService) Creates a new ConversionServiceExposingInterceptor.

Method Summary

Modifier and Type	Method and Description
boolean	preHandle(HttpServletRequest request, HttpServletResponse response, java.lang.Object handler) This implementation always returns true.

Methods inherited from class org.springframework.web.servlet.handler.HandlerInterceptorAdapter

afterCompletion, afterConcurrentHandlingStarted, postHandle

Methods inherited from class java.lang.Object

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

Constructor Detail

ConversionServiceExposingInterceptor

public ConversionServiceExposingInterceptor(ConversionService conversionService)

Creates a new ConversionServiceExposingInterceptor.

Parameters:

conversionService - the conversion service to export to request scope when this interceptor is invoked

Method Detail

preHandle

public boolean preHandle(HttpServletRequest request,
                         HttpServletResponse response,
                         java.lang.Object handler)
                  throws ServletException,
                         java.io.IOException

Description copied from class: HandlerInterceptorAdapter

This implementation always returns true.

Specified by:

preHandle in interface HandlerInterceptor

Overrides:

preHandle in class HandlerInterceptorAdapter

Parameters:

request - current HTTP request

response - current HTTP response

handler - chosen handler to execute, for type and/or instance evaluation

Returns:

true if the execution chain should proceed with the next interceptor or the handler itself. Else, DispatcherServlet assumes that this interceptor has already dealt with the response itself.

Throws:

ServletException

java.io.IOException