I must be misunderstanding something, is that not what I am already doing my
chaining to another action?
Andy Hahn wrote:
>
> Regarding to the first responder - you could take this a step further and
> have ActionUnhandledExceptionHandler redirect to another action (Redirect
> After Post).
>
>
>
>
>> Date: Sun, 18 Jan 2009 06:24:24 -0800
>> From: ga...@prodia.co.uk
>> To: user@struts.apache.org
>> Subject: Re: exception handling
>>
>>
>> I know this is slightly different from the way you are trying it but this
>> is
>> the way I am currently doing it is:
>>
>> <global-exception-mappings>
>> <exception-mapping exception="java.lang.Exception"
>> result="unhandledExceptionHandler"/>
>> </global-exception-mappings>
>>
>>
>> <global-results>
>> <result name="unhandledExceptionHandler" type="chain">
>> <param
>> name="actionName">actionUnhandledExceptionHandler</param>
>> <param name="namespace">/unsecured</param>
>> </result>
>> <global-results>
>>
>>
>> and then I define an action - actionUnhandledExceptionHandler:
>>
>> public class ActionUnhandledExceptionHandler extends BaseActionSupport {
>>
>> private Exception exception;
>>
>> @Override()
>> public String execute() {
>>
>> if(exception != null){
>> logException(serviceProsocUser , exception);
>>
>> // Send the user to the error page with a message
>> addActionError(getText("common.unknown.exception") + "<div
>> class=\"errorMessageExceptionText\">" + exception.toString() + "</div>");
>>
>> return ERROR;
>>
>> } else {
>> logger.error("***** TRIED TO LOG EXCEPTION BUT EXCEPTION WAS
>> NULL! I HAVE NOT LOGGED THIS EXCEPTION! *****");
>> }
>>
>>
>> addActionError(getText("actionUnhandledExceptionHandler.could.not.log.exception"));
>> return "canNotLogDatabaseError";
>> }
>>
>> public void setException(Exception exception) {
>> this.exception = exception;
>> }
>> }
>>
>>
>> The logException method calls this to get the actual stacktrace:
>>
>> public String exceptionStackTraceToString(Exception exception){
>>
>> StringWriter stringWriter = new StringWriter();
>> exception.printStackTrace(new PrintWriter(stringWriter));
>> String stackTrace = stringWriter.toString();
>>
>> // As stackTrace may contain regular expression special
>> characters
>> we need to make them harmless first
>> return Matcher.quoteReplacement(stackTrace);
>> }
>>
>> I then, from within logException, write the exception to an email and the
>> database but you can of course do what you like with it.
>>
>> HTH
>>
>>
>>
>> JJ__ wrote:
>> >
>> > Hello,
>> > I am trying to implement declarative exception handling for all the
>> > possible exceptions. The problem is that in this way I only catch some
>> > exceptions (not all of them) and I cant get its stack trace nor its
>> > message(it is only rendered the rest of my JSP but not the information
>> > about the stack or message about the excepion). I have this:
>> >
>> > In my struts.xml
>> > <global-results>
>> > <result name="handleException"
>> > type="redirect">error.jsp</result>
>> > </global-results>
>> >
>> > <global-exception-mappings>
>> > <exception-mapping result="handleException"
>> > exception="java.lang.Exception"/>
>> > </global-exception-mappings>
>> >
>> > And in my JSP
>> > <%@ taglib prefix="s" uri="/struts-tags" %>
>> > ...
>> > <s:property value="%{exception.message}"/>
>> > <s:property value="%{exceptionStack}"/>
>> >
>> > Thanks in advanced
>> >
>> >
>> >
>> >
>> >
>>
>> --
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>> http://www.nabble.com/exception-handling-tp21518870p21528352.html
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>>
>>
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>
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