AW: How to create a task associated a target

Try 
            task.setOwningTarget( self.getOwningTarget() );

'self' is referencing the <script> task and the new created instance will get its owning target.


Jan


> -----Ursprüngliche Nachricht-----
> Von: Al Le [mailto:[email protected]]
> Gesendet: Dienstag, 26. April 2016 08:53
> An: [email protected]
> Betreff: How to create a task associated a target
> 
> Hello,
> 
> in my ant script, I do the following:
> 
> 1. there is a target "calledTarget"
> 
> 2. there is a task "macroTask", defined via "macrodef". This task
> contains in its body a call to "calledTarget" (via "antcall").
> 
> 3. there is a target "mainTarget" which contains a task "script"
> (javascript). In this script, I create an instance of macroTask and
> then execute it.
> 
> 
> Here's the picture as an outline:
> 
> <project default="mainTarget">
> 
>     <target name="mainTarget">
>         <script language="javascript">
>             var task = project.createTask("macroTask");
>             //
> task.setOwningTarget(project.getTargets().get("mainTarget")); // This
> must be done to avoid NPE
>             task.perform();
>         </script>
>     </target>
> 
>     <macrodef name="macroTask">
>         <sequential>
>             <antcall target="calledTarget"/>
>         </sequential>
>     </macrodef>
> 
>     <target name="calledTarget">
>         <!-- Do something -->
>     </target>
> 
> </project>
> 
> When I run the script, I get a NullPointerException. I found out that
> it occurs in Ant.java, at the line "if
> (getOwningTarget().getName().equals("")) {" (line number about 380,
> depending on the ant version).
> 
> OK, it's clear that the owning target is not set for the task because
> the task is created via the project (and not via a target).
> 
> Now I have some questions:
> 
> 1. Is it possible to create a task so that it "automatically" gets
> associated with a task?
> 
> 2. Is it possible to find out the name of the current target (or even
> get the current target as an object) in a script? So that I don't have
> to write "mainTarget" in the call to "setOwningTarget" in the script
> above, but rather can do something like getCurrentTarget().
> 
> 
> The code above is just an outline. In the real script, I have a rather
> complicated logics in the javascript, and from the script I set some
> project properties and call the macro which passes the properties to
> the called target (to call the target is my real goal; the macroTask is
> just passing it through).
> 
> Thank you
> AL
> 
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