2008/5/7 David Brown <[EMAIL PROTECTED]>:
> Hello Sebb, in my efforts to migrate the MailerVisualizer functionality in
> the MonitorHealthVisualier to a third tabbed pane I extended MailerVisualizer
> in a new class. Now, the application can't get past the method:
> modifyTestElement() (NullPointerException). When I click the Mailer Alerts
> tab in the MonitorHealthPane I get the following NullPointerException. If I
> click the Test Mail button I get the same Exception. Any and all help with
> this issue will be greatly appreciated. TIA and please advise, David.
>
There's not a lot I can say, except that if you have got a decent IDE,
it should not be too difficult to use the debugging facilities to
trace the source of the NPE.
This is not something that can be done over e-mail...
> public void modifyTestElement(TestElement c) {
> super.modifyTestElement(c);
> MailerModel mailerModel = ((MailerResultCollector)
> c).getMailerModel();
> mailerModel.setFailureLimit(failureLimitField.getText());
> mailerModel.setFailureSubject(failureSubjectField.getText());
> mailerModel.setFromAddress(fromField.getText());
> mailerModel.setSmtpHost(smtpHostField.getText());
> mailerModel.setSuccessLimit(successLimitField.getText());
> mailerModel.setSuccessSubject(successSubjectField.getText());
> mailerModel.setToAddress(addressField.getText());
> if (log.isDebugEnabled()) {
>
> log.debug("MonitorMailerPanel.modifyTestElement().TestElement: " +
> c.getName());
> }
> }
>
> ********************************************
> Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
> at
> org.apache.jmeter.visualizers.MonitorMailerPanel.modifyTestElement(MonitorMailerPanel.java:196)
> at
> org.apache.jmeter.visualizers.MonitorMailerPanel.stateChanged(MonitorMailerPanel.java:385)
> ********************************************
>
> The instance variable mailerModel is returned non-Null and has the expected
> Mailer Attributes as input at the dialog window.
>
> The method: modifyTestElement(TestElement c) is failing @
> mailerModel.setFailureLimit(failureLimitField.getText().
>
> If I shutdown the servlet container nothing happens which leads me to
> believe that there is no Listener for the method:
>
> public void add(SampleResult sample)
>
>
>
>
>
>
>
>
>
>
> ------------------------------------------------------------------------------------
> Yet some, not wise, go to the other side of the globe, to barbarous and
> unhealthy regions, and devote ten or twenty years, in that they may
> live,-that is, keep comfortably warm,- and die in New England at last.
>
> Henry David Thoreau - Walden - 1845
> Yet some, not wise, go to the other side of the globe, to barbarous and
> unhealthy regions, and devote ten or twenty years, in that they may
> live,-that is, keep comfortably warm,- and die in New England at last.
>
> Henry David Thoreau - Walden - 1845
>
>
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