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Date: Fri, 2 Jun 2006 10:07:04 +0000
From: "Petar Tahchiev" <paranoiabla@gmail.com>
To: "Ant Users List" <user@ant.apache.org>
Subject: Re: Getting OutOfMemoryErrors with fileset-task
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On 02/06/06, rene.schuenemann@orange-pages.de
<rene.schuenemann@orange-pages.de> wrote:
> Hi,
>
> i'm getting OutOfMemory-Errors while executing a fileset-task.
> My Buildfile looks like this:
>
> <project name="foo" default="bar">
>     <target name="bar">
>         <mkdir dir="${basedir}/logs/temp"/>
>         <move failonerror="false" flatten="true"   todir="${basedir}/logs/temp">
>             <fileset dir="${basedir}/myDir">
>                 <include name="**/*.xml"/>
>             </fileset>
>         </move>
>         <xslt basedir="${basedir}/logs/temp" destdir="${basedir}/logs"
> extension=".xml" includes="*testresult*"
> style="/build/configs/cppunittransform.xsl"/>
>     </target>
> </project>
>
>
> This is what ant generates when i'm running the buildfile:
>
>
> Apache Ant version 1.6.5 compiled on June 2 2005
> Apache Ant version 1.6.5 compiled on June 2 2005
> Buildfile: build.xml
> Adding reference: ant.PropertyHelper
> Detected Java version: 1.5 in:
> /export/development/systems/linux/8.1b/opt/java/sun/jdk1.5.0_02/jre
> Detected OS: Linux
> Adding reference: ant.ComponentHelper
> Setting ro project property: ant.version -> Apache Ant version 1.6.5 compiled on
> June 2 2005
> Setting ro project property: ant.file ->
> /export/home/r/resc/mnt/serverhome/buildtest/build.xml
> Adding reference: ant.projectHelper
> Adding reference: ant.parsing.context
> Adding reference: ant.targets
> parsing buildfile /export/home/r/resc/mnt/serverhome/buildtest/build.xml with
> URI = file:///export/home/r/resc/mnt/serverhome/buildtest/build.xml
> Setting ro project property: ant.project.name -> foo
> Adding reference: foo
> Setting ro project property: ant.file.foo ->
> /export/home/r/resc/mnt/serverhome/buildtest/build.xml
> Project base dir set to: /export/home/r/resc/mnt/serverhome/buildtest
>  +Target:
>  +Target: bar
> Attempting to create object of type org.apache.tools.ant.helper.DefaultExecutor
> Adding reference: ant.executor
> Build sequence for target(s) `bar' is [bar]
> Complete build sequence is [bar, ]
>
> bla:
> Could not load a dependent class (com/sun/media/jai/codec/FileSeekableStream)
> for type image
> Could not load a dependent class (com/jcraft/jsch/UserInfo) for type sshexec
> Could not load a dependent class (com/jcraft/jsch/UserInfo) for type scp
> Could not load a dependent class (jdepend/xmlui/JDepend) for type jdepend
> Could not load a dependent class (junit/framework/Test) for type junit
> fileset: Setup scanner in dir /export/home/r/resc/mnt/serverhome/buildtest/myDir
> with patternSet{ includes: [**/*.xml] excludes: [] }
>
> BUILD FAILED
> java.lang.OutOfMemoryError: Java heap space
>         at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1225)
>         at org.apache.tools.ant.Project.executeTarget(Project.java:1185)
>         at
> org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:40)
>         at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
>         at org.apache.tools.ant.Main.runBuild(Main.java:668)
>         at org.apache.tools.ant.Main.startAnt(Main.java:187)
>         at org.apache.tools.ant.launch.Launcher.run(Launcher.java:246)
>         at org.apache.tools.ant.launch.Launcher.main(Launcher.java:67)
> Caused by: java.lang.OutOfMemoryError: Java heap space
> --- Nested Exception ---
> java.lang.OutOfMemoryError: Java heap space
>
>
> There are some folders under "${basedir}/myDir". But the strange thing is, if I
> set it to a directory with no subfolders, the thask performs very well.
> I've already set the maximum heap-space to 500m, but that doesn't helps.
> I changed my jvm to 1.4 with the same result.
> Has anybody an idea how to fix that?
>
>
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>

I am not quite sure if this will help but once I read about such a
problem(although it was in Ant 1.6.4.) and solution was to set the
"ANT_OPTS" environment  variable to "-Xmx256m".

-- 
Regards, Petar!
Karlovo, Bulgaria.

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