Derek,
Try
if (handler.length() > 0)
John
Derek Harmel wrote:
> Forgive me as I fairly new to Cocoon and have virtually no experience
> with Java. Don't worry, I'm not going to ask you to write something
> for me.
>
> Anyway, I have a problem with an XSP that I just cannot figure out.
> In the code below, if I do not comment out the two 'if statements' and
> the 'else statement', I get a Null Pointer Exception. However, when I
> do comment those lines out, it seems to compile just fine. Does
> anyone see what my problem is?
>
> If "handler" and "repeat" do not exist in the request parameters and
> attributes respectively, could this be causing the problem?
>
> The exception happens in "ServerPagesGenerator.generate()". Cocoon v2.1.8.
>
> Thanks in advance.
>
> <?xml version="1.0"?>
>
> <xsp:page
> language="java"
> xmlns:xsp="http://apache.org/xsp";
> xmlns:xsp-request=" http://apache.org/xsp/request/2.0";
> xmlns:action="http://apache.org/cocoon/action/1.0";
>
> <check>
> <xsp:logic>
> String handler = (String)request.getParameter( "handler" );
> String repeat = (String)request.getAttribute( "repeat" );
>
> if( handler.length() > 0 )
> {
> if( repeat.length() == 0 || repeat.equals("0") )
> {
> <action:set-result>
> <action:param name="name">handler</action:param>
> <action:param
> name="value"><xsp:expr>handler</xsp:expr></action:param>
> </action:set-result>
> <action:set-success />
> <xsp-request:set-attribute
> name="repeat">1</xsp-request:set-attribute>
> <handler><xsp:expr>handler</xsp:expr></handler>
> }
> }
> else
> {
> <action:set-failure />
> <xsp-request:set-attribute
> name="repeat">0</xsp-request:set-attribute>
> }
> </xsp:logic>
> </check>
> </xsp:page>
--
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