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Date: Wed, 03 Mar 2004 12:32:39 +0000
From: Peter Reilly <peter.reilly@corvil.com>
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To: Ant Users List <user@ant.apache.org>
Subject: Re: Exception from ant ProcessDestroyer
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This is bug 24181
http://nagoya.apache.org/bugzilla/show_bug.cgi?id=24181

Peter
Andrew Zahra wrote:

>I am running a server and a test harness in parallel from ant. ant is dieing
>after the build complete message when it attempts to kill off the process
>the server is running in. I have added some code to the server to allow the
>test harness to request it to shutdown, but this looks like a bug in ant to
>me.
>
>Is there some way around this so I don't have to modify my server, or should
>I submit a bug?
>
>In my build.xml file:
><target name="testqh" depends="compile"
>   description="Test QueryHandler">
>
>    <parallel threadcount="2">
>        <!-- run the server -->
>        <daemons>
>            <java classname="queryhandler.QueryHandler"
>                    classpath="${build.home}/classes"
>                    classpathref="compile.classpath"
>                    fork="true"
>                    output="testqh.server.output"
>                    error="testqh.server.error">
>                <arg line="8123" />
>            </java>
>        </daemons>
>
>        <!-- run the test harness -->
>        <junit printsummary="on" fork="yes" haltonfailure="yes">
>          <formatter type="plain"/>
>         <classpath refid="compile.classpath"/>
>         <classpath>
>            <pathelement location="${build.home}/classes" />
>         </classpath>
>         <test name="queryhandler.TestQueryHandler"/>
>        </junit>
>    </parallel>
></target>
>
>At the end of the ant run:
>BUILD SUCCESSFUL
>Total time: 13 seconds
>java.lang.reflect.InvocationTargetException
>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>        at
>sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
>java:39)
>        at
>sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
>sorImpl.java:25)
>        at java.lang.reflect.Method.invoke(Method.java:494)
>        at
>org.apache.tools.ant.taskdefs.ProcessDestroyer.removeShutdownHook(Pro
>cessDestroyer.java:116)
>        at
>org.apache.tools.ant.taskdefs.ProcessDestroyer.remove(ProcessDestroye
>r.java:186)
>        at org.apache.tools.ant.taskdefs.Execute.execute(Execute.java:495)
>        at org.apache.tools.ant.taskdefs.Java.fork(Java.java:702)
>        at org.apache.tools.ant.taskdefs.Java.executeJava(Java.java:161)
>        at org.apache.tools.ant.taskdefs.Java.execute(Java.java:77)
>        at
>org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:269)
>        at org.apache.tools.ant.Task.perform(Task.java:364)
>        at
>org.apache.tools.ant.taskdefs.Parallel$TaskRunnable.run(Parallel.java
>:420)
>        at java.lang.Thread.run(Thread.java:566)
>Caused by: java.lang.IllegalStateException: Shutdown in progress
>        at java.lang.Shutdown.remove(Shutdown.java:104)
>        at java.lang.Runtime.removeShutdownHook(Runtime.java:218)
>        ... 14 more
>     [java] Java Result: 143
>
>---
>Andrew Zahra
>Wollongong, NSW
>Australia
>
>
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