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https://issues.apache.org/jira/browse/UIMA-1652?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Richard Eckart de Castilho updated UIMA-1652:
---------------------------------------------
Labels: Stale (was: )
This issue is marked as "stale" due to inactivity for 5 years or longer. If no
further activity is detected on this issue, it is scheduled be closed as
'unresolved' in 3 months time from now (Dec 2016).
> Cannot hot-install a PEAR twice
> -------------------------------
>
> Key: UIMA-1652
> URL: https://issues.apache.org/jira/browse/UIMA-1652
> Project: UIMA
> Issue Type: Bug
> Components: Tools
> Affects Versions: 2.2.2
> Environment: Windows
> Reporter: Olivier Terrier
> Labels: Stale
> Attachments: uimaj-core_UIMA-1652.patch
>
>
> Due to a java bug "URLClassLoader.getResourceAsStream locks jar files"
> http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=5041014
> When you use PackageInstaller.installPackage(installDir, pearFile, true,
> true); twice from an application because you want to hot-redeploy a new
> version of a PEAR, you have an error:
> java.io.IOException: Error while trying to clean the installation directory
> MyPearDir
> at
> org.apache.uima.pear.tools.InstallationController.extractFilesFromPEARFile(InstallationController.java:742)
> at
> org.apache.uima.pear.tools.InstallationController.extractPEARFile(InstallationController.java:854)
> at
> org.apache.uima.pear.tools.InstallationController.installComponent(InstallationController.java:1551)
> at
> org.apache.uima.pear.tools.PackageInstaller.installPackage(PackageInstaller.java:171)
> A patch is proposed in this article
> http://management-platform.blogspot.com/2009/01/classloaders-keeping-jar-files-open.html
> I have implemented it modifying the UIMAClassLoader and the
> InstallationTester classes and it works
> I can submit a patch if you find it usefull
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