This exception resolver is enabled by default in the {@link org.springframework.web.servlet.DispatcherServlet}. * * @author Arjen Poutsma @@ -36,10 +37,9 @@ import org.springframework.web.servlet.handler.AbstractHandlerExceptionResolver; public class ResponseStatusExceptionResolver extends AbstractHandlerExceptionResolver { @Override - protected ModelAndView doResolveException(HttpServletRequest request, - HttpServletResponse response, - Object handler, - Exception ex) { + protected ModelAndView doResolveException(HttpServletRequest request, HttpServletResponse response, + Object handler, Exception ex) { + ResponseStatus responseStatus = AnnotationUtils.findAnnotation(ex.getClass(), ResponseStatus.class); if (responseStatus != null) { try { @@ -56,20 +56,17 @@ public class ResponseStatusExceptionResolver extends AbstractHandlerExceptionRes * Template method that handles {@link ResponseStatus @ResponseStatus} annotation.
Default implementation send a
* response error using {@link HttpServletResponse#sendError(int)}, or {@link HttpServletResponse#sendError(int,
* String)} if the annotation has a {@linkplain ResponseStatus#reason() reason}. Returns an empty ModelAndView.
- *
* @param responseStatus the annotation
* @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 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
*/
- protected ModelAndView resolveResponseStatus(ResponseStatus responseStatus,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler,
- Exception ex) throws Exception {
+ protected ModelAndView resolveResponseStatus(ResponseStatus responseStatus, HttpServletRequest request,
+ HttpServletResponse response, Object handler, Exception ex) throws Exception {
+
int statusCode = responseStatus.value().value();
String reason = responseStatus.reason();
if (!StringUtils.hasLength(reason)) {
@@ -80,4 +77,5 @@ public class ResponseStatusExceptionResolver extends AbstractHandlerExceptionRes
}
return new ModelAndView();
}
+
}
diff --git a/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/mvc/support/DefaultHandlerExceptionResolver.java b/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/mvc/support/DefaultHandlerExceptionResolver.java
index b2c5f06d94b..c33907d0351 100644
--- a/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/mvc/support/DefaultHandlerExceptionResolver.java
+++ b/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/mvc/support/DefaultHandlerExceptionResolver.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2002-2009 the original author or authors.
+ * Copyright 2002-2010 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.
@@ -31,9 +31,9 @@ import org.springframework.http.converter.HttpMessageNotReadableException;
import org.springframework.http.converter.HttpMessageNotWritableException;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
+import org.springframework.web.HttpMediaTypeNotAcceptableException;
import org.springframework.web.HttpMediaTypeNotSupportedException;
import org.springframework.web.HttpRequestMethodNotSupportedException;
-import org.springframework.web.HttpMediaTypeNotAcceptableException;
import org.springframework.web.bind.MissingServletRequestParameterException;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.handler.AbstractHandlerExceptionResolver;
@@ -41,11 +41,13 @@ import org.springframework.web.servlet.mvc.multiaction.NoSuchRequestHandlingMeth
/**
* Default implementation of the {@link org.springframework.web.servlet.HandlerExceptionResolver
- * HandlerExceptionResolver} interface that resolves standard Spring exceptions.
Default implementations typically - * set the response status to a corresponding HTTP status code.
This exception resolver is enabled by default in the - * {@link org.springframework.web.servlet.DispatcherServlet}. + * HandlerExceptionResolver} interface that resolves standard Spring exceptions and translates + * them to corresponding HTTP status codes. + * + *
This exception resolver is enabled by default in the {@link org.springframework.web.servlet.DispatcherServlet}. * * @author Arjen Poutsma + * @since 3.0 * @see #handleNoSuchRequestHandlingMethod * @see #handleHttpRequestMethodNotSupported * @see #handleHttpMediaTypeNotSupported @@ -53,34 +55,34 @@ import org.springframework.web.servlet.mvc.multiaction.NoSuchRequestHandlingMeth * @see #handleTypeMismatch * @see #handleHttpMessageNotReadable * @see #handleHttpMessageNotWritable - * @since 3.0 */ public class DefaultHandlerExceptionResolver extends AbstractHandlerExceptionResolver { /** * Log category to use when no mapped handler is found for a request. - * * @see #pageNotFoundLogger */ public static final String PAGE_NOT_FOUND_LOG_CATEGORY = "org.springframework.web.servlet.PageNotFound"; /** * Additional logger to use when no mapped handler is found for a request. - * * @see #PAGE_NOT_FOUND_LOG_CATEGORY */ protected static final Log pageNotFoundLogger = LogFactory.getLog(PAGE_NOT_FOUND_LOG_CATEGORY); - /** Sets the {@linkplain #setOrder(int) order} to {@link #LOWEST_PRECEDENCE}. */ + + /** + * Sets the {@linkplain #setOrder(int) order} to {@link #LOWEST_PRECEDENCE}. + */ public DefaultHandlerExceptionResolver() { setOrder(Ordered.LOWEST_PRECEDENCE); } + @Override - protected ModelAndView doResolveException(HttpServletRequest request, - HttpServletResponse response, - Object handler, - Exception ex) { + protected ModelAndView doResolveException(HttpServletRequest request, HttpServletResponse response, + Object handler, Exception ex) { + try { if (ex instanceof NoSuchRequestHandlingMethodException) { return handleNoSuchRequestHandlingMethod((NoSuchRequestHandlingMethodException) ex, request, response, @@ -122,22 +124,20 @@ public class DefaultHandlerExceptionResolver extends AbstractHandlerExceptionRes } /** - * Handle the case where no request handler method was found.
The default implementation logs a warning, sends an - * HTTP 404 error, and returns an empty {@code ModelAndView}. Alternatively, a fallback view could be chosen, or the - * NoSuchRequestHandlingMethodException could be rethrown as-is. - * + * Handle the case where no request handler method was found. + *
The default implementation logs a warning, sends an HTTP 404 error, and returns
+ * an empty {@code ModelAndView}. Alternatively, a fallback view could be chosen,
+ * or the NoSuchRequestHandlingMethodException could be rethrown as-is.
* @param ex the NoSuchRequestHandlingMethodException to be handled
* @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 handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleNoSuchRequestHandlingMethod(NoSuchRequestHandlingMethodException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
pageNotFoundLogger.warn(ex.getMessage());
response.sendError(HttpServletResponse.SC_NOT_FOUND);
@@ -145,23 +145,20 @@ public class DefaultHandlerExceptionResolver extends AbstractHandlerExceptionRes
}
/**
- * Handle the case where no request handler method was found for the particular HTTP request method.
The default - * implementation logs a warning, sends an HTTP 405 error, sets the "Allow" header, and returns an empty {@code - * ModelAndView}. Alternatively, a fallback view could be chosen, or the HttpRequestMethodNotSupportedException could - * be rethrown as-is. - * + * Handle the case where no request handler method was found for the particular HTTP request method. + *
The default implementation logs a warning, sends an HTTP 405 error, sets the "Allow" header,
+ * and returns an empty {@code ModelAndView}. Alternatively, a fallback view could be chosen,
+ * or the HttpRequestMethodNotSupportedException could be rethrown as-is.
* @param ex the HttpRequestMethodNotSupportedException to be handled
* @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 handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleHttpRequestMethodNotSupported(HttpRequestMethodNotSupportedException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
pageNotFoundLogger.warn(ex.getMessage());
String[] supportedMethods = ex.getSupportedMethods();
@@ -174,22 +171,19 @@ public class DefaultHandlerExceptionResolver extends AbstractHandlerExceptionRes
/**
* Handle the case where no {@linkplain org.springframework.http.converter.HttpMessageConverter message converters}
- * were found for the PUT or POSTed content.
The default implementation sends an HTTP 415 error, sets the "Accept" - * header, and returns an empty {@code ModelAndView}. Alternatively, a fallback view could be chosen, or the - * HttpMediaTypeNotSupportedException could be rethrown as-is. - * + * were found for the PUT or POSTed content.
The default implementation sends an HTTP 415 error,
+ * sets the "Accept" header, and returns an empty {@code ModelAndView}. Alternatively, a fallback
+ * view could be chosen, or the HttpMediaTypeNotSupportedException could be rethrown as-is.
* @param ex the HttpMediaTypeNotSupportedException to be handled
* @param request current HTTP request
* @param response current HTTP response
- * @param handler the executed handler, or The default implementation sends an HTTP 406 error and returns an empty {@code ModelAndView}. Alternatively,
- * a fallback view could be chosen, or the HttpMediaTypeNotAcceptableException could be rethrown as-is.
- *
+ * The default implementation sends an HTTP 406 error and returns an empty {@code ModelAndView}.
+ * Alternatively, a fallback view could be chosen, or the HttpMediaTypeNotAcceptableException
+ * could be rethrown as-is.
* @param ex the HttpMediaTypeNotAcceptableException to be handled
* @param request current HTTP request
* @param response current HTTP response
- * @param handler the executed handler, or The default implementation sends an HTTP 400 error, and
- * returns an empty {@code ModelAndView}. Alternatively, a fallback view could be chosen, or the
- * MissingServletRequestParameterException could be rethrown as-is.
- *
+ * Handle the case when a required parameter is missing.
+ * The default implementation sends an HTTP 400 error, and returns an empty {@code ModelAndView}.
+ * Alternatively, a fallback view could be chosen, or the MissingServletRequestParameterException
+ * could be rethrown as-is.
* @param ex the MissingServletRequestParameterException to be handled
* @param request current HTTP request
* @param response current HTTP response
- * @param handler the executed handler, or The default
- * implementation sends an HTTP 500 error, and returns an empty {@code ModelAndView}. Alternatively, a fallback view
- * could be chosen, or the TypeMismatchException could be rethrown as-is.
- *
+ * Handle the case when a {@link org.springframework.web.bind.WebDataBinder} conversion cannot occur.
+ * The default implementation sends an HTTP 500 error, and returns an empty {@code ModelAndView}.
+ * Alternatively, a fallback view could be chosen, or the TypeMismatchException could be rethrown as-is.
* @param ex the ConversionNotSupportedException to be handled
* @param request current HTTP request
* @param response current HTTP response
- * @param handler the executed handler, or The default
- * implementation sends an HTTP 400 error, and returns an empty {@code ModelAndView}. Alternatively, a fallback view
- * could be chosen, or the TypeMismatchException could be rethrown as-is.
- *
+ * Handle the case when a {@link org.springframework.web.bind.WebDataBinder} conversion error occurs.
+ * The default implementation sends an HTTP 400 error, and returns an empty {@code ModelAndView}.
+ * Alternatively, a fallback view could be chosen, or the TypeMismatchException could be rethrown as-is.
* @param ex the TypeMismatchException to be handled
* @param request current HTTP request
* @param response current HTTP response
- * @param handler the executed handler, or The default implementation sends an HTTP 400 error, and returns an empty {@code
- * ModelAndView}. Alternatively, a fallback view could be chosen, or the HttpMediaTypeNotSupportedException could be
+ * Handle the case where a {@linkplain org.springframework.http.converter.HttpMessageConverter message converter}
+ * cannot read from a HTTP request.
+ * The default implementation sends an HTTP 400 error, and returns an empty {@code ModelAndView}.
+ * Alternatively, a fallback view could be chosen, or the HttpMediaTypeNotSupportedException could be
* rethrown as-is.
- *
* @param ex the HttpMessageNotReadableException to be handled
* @param request current HTTP request
* @param response current HTTP response
- * @param handler the executed handler, or The default implementation sends an HTTP 500 error, and returns an empty {@code
- * ModelAndView}. Alternatively, a fallback view could be chosen, or the HttpMediaTypeNotSupportedException could be
+ * Handle the case where a {@linkplain org.springframework.http.converter.HttpMessageConverter message converter}
+ * cannot write to a HTTP request.
+ * The default implementation sends an HTTP 500 error, and returns an empty {@code ModelAndView}.
+ * Alternatively, a fallback view could be chosen, or the HttpMediaTypeNotSupportedException could be
* rethrown as-is.
- *
* @param ex the HttpMessageNotWritableException to be handled
* @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 handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleHttpMediaTypeNotSupported(HttpMediaTypeNotSupportedException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
response.sendError(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE);
Listnull if none chosen at the time of the exception (for example,
- * if multipart resolution failed)
+ * @param handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleHttpMediaTypeNotAcceptable(HttpMediaTypeNotAcceptableException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
response.sendError(HttpServletResponse.SC_NOT_ACCEPTABLE);
return new ModelAndView();
}
/**
- * Handle the case when a required parameter is missing. null if none chosen at the time of the exception (for example,
- * if multipart resolution failed)
+ * @param handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleMissingServletRequestParameter(MissingServletRequestParameterException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
response.sendError(HttpServletResponse.SC_BAD_REQUEST);
return new ModelAndView();
}
/**
- * Handle the case when a {@link org.springframework.web.bind.WebDataBinder} conversion cannot occur. null if none chosen at the time of the exception (for example,
- * if multipart resolution failed)
+ * @param handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleConversionNotSupported(ConversionNotSupportedException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+
response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
return new ModelAndView();
}
/**
- * Handle the case when a {@link org.springframework.web.bind.WebDataBinder} conversion error occurs. null if none chosen at the time of the exception (for example,
- * if multipart resolution failed)
+ * @param handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleTypeMismatch(TypeMismatchException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+
response.sendError(HttpServletResponse.SC_BAD_REQUEST);
return new ModelAndView();
}
/**
- * Handle the case where a {@linkplain org.springframework.http.converter.HttpMessageConverter message converter} can
- * not read from a HTTP request. null if none chosen at the time of the exception (for example,
- * if multipart resolution failed)
+ * @param handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleHttpMessageNotReadable(HttpMessageNotReadableException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
response.sendError(HttpServletResponse.SC_BAD_REQUEST);
return new ModelAndView();
}
/**
- * Handle the case where a {@linkplain org.springframework.http.converter.HttpMessageConverter message converter} can
- * not write to a HTTP request. null if none chosen at the time of the exception (for example,
- * if multipart resolution failed)
+ * @param handler the executed handler, or null if none chosen
+ * at the time of the exception (for example, if multipart resolution failed)
* @return a ModelAndView to render, or null if handled directly
* @throws Exception an Exception that should be thrown as result of the servlet request
*/
protected ModelAndView handleHttpMessageNotWritable(HttpMessageNotWritableException ex,
- HttpServletRequest request,
- HttpServletResponse response,
- Object handler) throws Exception {
+ HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
return new ModelAndView();
diff --git a/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/WebContentGenerator.java b/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/WebContentGenerator.java
index cc0bac35afd..793dff093ee 100644
--- a/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/WebContentGenerator.java
+++ b/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/WebContentGenerator.java
@@ -216,7 +216,7 @@ public abstract class WebContentGenerator extends WebApplicationObjectSupport {
*/
protected final void checkAndPrepare(
HttpServletRequest request, HttpServletResponse response, boolean lastModified)
- throws ServletException {
+ throws ServletException {
checkAndPrepare(request, response, this.cacheSeconds, lastModified);
}
@@ -234,7 +234,7 @@ public abstract class WebContentGenerator extends WebApplicationObjectSupport {
*/
protected final void checkAndPrepare(
HttpServletRequest request, HttpServletResponse response, int cacheSeconds, boolean lastModified)
- throws ServletException {
+ throws ServletException {
// Check whether we should support the request method.
String method = request.getMethod();