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HandlerExceptionResolver.java
上传用户:jiancairen
上传日期:2007-08-27
资源大小:26458k
文件大小:2k
源码类别:
Java编程
开发平台:
Java
- /*
- * Copyright 2002-2004 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- package org.springframework.web.servlet;
- import javax.servlet.http.HttpServletRequest;
- import javax.servlet.http.HttpServletResponse;
- /**
- * Interface to be implemented by objects than can resolve exceptions thrown
- * during handler mapping or execution, in the typical case to error views.
- * Implementors are typically registered as beans in the application context.
- *
- * <p>Error views are analogous to the error page JSPs, but can be used with
- * any kind of exception including any checked exception, with potentially
- * fine-granular mappings for specific handlers.
- *
- * @author Juergen Hoeller
- * @since 22.11.2003
- */
- public interface HandlerExceptionResolver {
- /**
- * Try to resolve the given exception that got thrown during on handler execution,
- * returning a ModelAndView that represents a specific error page if appropriate.
- * @param request current HTTP request
- * @param response current HTTP response
- * @param handler the executed handler, or null if none chosen at the time of
- * the exception (for example, if multipart resolution failed)
- * @param ex the exception that got thrown during handler execution
- * @return a corresponding ModelAndView to forward to, or null for default processing
- */
- ModelAndView resolveException(
- HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex);
- }