[hibernate-issues] [Hibernate-JIRA] Created: (HSEARCH-517) ThreadLocal in ContextHolder causes memory leak when deployed in a web container

[Vojtěch Krása (JIRA)]

ThreadLocal in ContextHolder causes memory leak when deployed in a web container
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                 Key: HSEARCH-517
                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HSEARCH-517
             Project: Hibernate Search
          Issue Type: Bug
          Components: engine
    Affects Versions: 3.2.0.CR1, 3.2.0.Beta1, 3.1.1.GA, 3.1.0.GA, 3.1.0.CR1, 3.1.0.Beta2, 3.1.0.Beta1, 3.0.1.GA, 3.0.0.GA
         Environment: Hibernate 3.4.0.GA/3.5.1-Final, Tomcat 6.0.26, Spring 2.5.6/3.0.1, Sun JDK 1.6; Hibernate 3.3.1.GA Tomcat 6.0.18 Spring 2.5.6 Java OpenJDK 1.6
            Reporter: Vojtěch Krása
            Priority: Critical
         Attachments: dump.zip, testCase.zip

The SearchFactory has a static ThreadLocal variables which holds a reference to the SearchFactoryImpl. The ThreadLocal is not cleared when the application is undeployed, causing a memory leak.

http://opensource.atlassian.com/projects/hibernate/browse/HSEARCH-314

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