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From "Buck, Robert" <rb...@verisign.com>
Subject Ant NPE caused by IVY
Date Thu, 27 Mar 2008 03:18:28 GMT
Hi,
 
Put these files into the ivy directory and call "ant clean dist", and
blammo! The sample files below are the simplest implementations of these
files to produce the NPE.

BUILD FAILED
D:\dev\rbuck\sandboxes\smq-msgbus-dev\releng\vendor\ivy\build.xml:9:
java.lang.NullPointerException
        at org.apache.tools.ant.Task.perform(Task.java:357)
        at org.apache.tools.ant.Target.execute(Target.java:357)
        at org.apache.tools.ant.Target.performTasks(Target.java:385)
        at
org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
        at org.apache.tools.ant.Project.executeTarget(Project.java:1298)
        at
org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecut
or.java:41)
        at
org.apache.tools.ant.Project.executeTargets(Project.java:1181)
        at org.apache.tools.ant.Main.runBuild(Main.java:698)
        at org.apache.tools.ant.Main.startAnt(Main.java:199)
        at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
        at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
Caused by: java.lang.NullPointerException
        at
org.apache.tools.ant.RuntimeConfigurable.maybeConfigure(RuntimeConfigura
ble.java:381)
        at
org.apache.tools.ant.RuntimeConfigurable.maybeConfigure(RuntimeConfigura
ble.java:349)
        at org.apache.tools.ant.Task.maybeConfigure(Task.java:202)
        at org.apache.tools.ant.Task.perform(Task.java:347)
        ... 10 more
--- Nested Exception ---
java.lang.NullPointerException
        at
org.apache.tools.ant.RuntimeConfigurable.maybeConfigure(RuntimeConfigura
ble.java:381)
        at
org.apache.tools.ant.RuntimeConfigurable.maybeConfigure(RuntimeConfigura
ble.java:349)
        at org.apache.tools.ant.Task.maybeConfigure(Task.java:202)
        at org.apache.tools.ant.Task.perform(Task.java:347)
        at org.apache.tools.ant.Target.execute(Target.java:357)
        at org.apache.tools.ant.Target.performTasks(Target.java:385)
        at
org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
        at org.apache.tools.ant.Project.executeTarget(Project.java:1298)
        at
org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecut
or.java:41)
        at
org.apache.tools.ant.Project.executeTargets(Project.java:1181)
        at org.apache.tools.ant.Main.runBuild(Main.java:698)
        at org.apache.tools.ant.Main.startAnt(Main.java:199)
        at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
        at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
 
Total time: 0 seconds
 
Any reasonable workaround appreciated.
 
This is with Beta2, AND with the latest checked out source code.
 
Thanks in advance,
 
Bob
 
========build.xml===================
<?xml version="1.0"?>
<project name="buildmagic" default="init"
xmlns:ivy="antlib:fr.jayasoft.ivy.ant">
  <target name="init">
    <path id="ivy.lib.path">
      <fileset dir="." includes="*.jar"/>
      <fileset dir="./lib" includes="*.jar"/>
    </path>
    <taskdef resource="fr/jayasoft/ivy/ant/antlib.xml"
uri="antlib:fr.jayasoft.ivy.ant" classpathref="ivy.lib.path"/>
    <ivy:settings id="ivy.instance" file="ivysettings.xml"
override="true"/>
  </target>
  <target name="clean" depends="init"/>
  <target name="dist" depends="init"/>
</project> 
========ivysettings.xml===================
<?xml version="1.0"?>
<ivysettings>
</ivysettings> 

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