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This commit is contained in:
Ankush Sharma 2016-11-02 21:53:19 +05:30
parent d100f84ea9
commit 1c13d2ccf9
3 changed files with 43 additions and 45 deletions
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72
spring-mvc-xml/src/main/java/com/baeldung/spring/controller/ErrorController.java
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@ -2,6 +2,7 @@ package com.baeldung.spring.controller;
import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletRequest;
import org.springframework.http.converter.xml.MarshallingHttpMessageConverter;
import org.springframework.stereotype.Controller; import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestMethod;
@ -10,42 +11,43 @@ import org.springframework.web.servlet.ModelAndView;
@Controller @Controller
public class ErrorController { public class ErrorController {
@RequestMapping(value = "500Error", method = RequestMethod.GET) @RequestMapping(value = "500Error", method = RequestMethod.GET)
public void throwRuntimeException() { public void throwRuntimeException() {
throw new NullPointerException("Throwing a null pointer exception"); throw new NullPointerException("Throwing a null pointer exception");
} }
@RequestMapping(value = "errors", method = RequestMethod.GET) @RequestMapping(value = "errors", method = RequestMethod.GET)
public ModelAndView renderErrorPages(HttpServletRequest httpRequest) { public ModelAndView renderErrorPage(HttpServletRequest httpRequest) {
ModelAndView errorPage = new ModelAndView("errorPage"); ModelAndView errorPage = new ModelAndView("errorPage");
String errorMsg = ""; String errorMsg = "";
int httpErrorCode = getErrorCode(httpRequest); int httpErrorCode = getErrorCode(httpRequest);
switch (httpErrorCode) { switch (httpErrorCode) {
case 400: { case 400: {
errorMsg = "Http Error Code : 400 . Bad Request"; errorMsg = "Http Error Code : 400 . Bad Request";
break; break;
} }
case 401: { case 401: {
errorMsg = "Http Error Code : 401. Unauthorized"; errorMsg = "Http Error Code : 401. Unauthorized";
break; break;
} }
case 404: { case 404: {
errorMsg = "Http Error Code : 404. Resource not found"; errorMsg = "Http Error Code : 404. Resource not found";
break; break;
} }
// Handle other 4xx error codes. // Handle other 4xx error codes.
case 500: { case 500: {
errorMsg = "Http Error Code : 500. Internal Server Error"; errorMsg = "Http Error Code : 500. Internal Server Error";
break; break;
} }
// Handle other 5xx error codes. // Handle other 5xx error codes.
} }
errorPage.addObject("errorMsg", errorMsg); errorPage.addObject("errorMsg", errorMsg);
return errorPage; return errorPage;
} }
private int getErrorCode(HttpServletRequest httpRequest) { private int getErrorCode(HttpServletRequest httpRequest) {
return (Integer) httpRequest.getAttribute("javax.servlet.error.status_code"); return (Integer) httpRequest
} .getAttribute("javax.servlet.error.status_code");
}
} }

10
spring-mvc-xml/src/main/webapp/WEB-INF/view/errorPage.jsp
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@ -1,13 +1,11 @@
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@ page session="false" %> <%@ page session="false"%>
<html> <html>
<head> <head>
<title>Home</title> <title>Home</title>
</head> </head>
<body> <body>
<h1> <h1>${errorMsg}</h1>
${errorMsg}
</h1>
</body> </body>
</html> </html>

4
spring-mvc-xml/src/main/webapp/WEB-INF/web.xml
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@ -44,8 +44,6 @@
</welcome-file-list> </welcome-file-list>
<error-page> <error-page>
<location> <location>/errors</location>
/errors
</location>
</error-page> </error-page>
</web-app> </web-app>