13.5. LevelDB Cache Store

Procedure 13.5. To configure LevelDB Cache Store:

1. Obtain the leveldbjni-all-1.7.jar file from https://github.com/fusesource/leveldbjni and copy it to the modules/system/layers/base/org/fusesource/leveldbjni-all/main directory.
2. Modify the module.xml file to include JAR files in the resources:

   <module xmlns="urn:jboss:module:1.1" name="org.fusesource.leveldbjni-all">
      <properties>
         <property name="jboss.api" value="private"/>
      </properties>
   
      <resources>
         <resource-root path="leveldbjni-all-1.7.jar"/>
           <!-- Insert resources here -->
      </resources>
   
      <dependencies>
      </dependencies>
   </module>
   

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3. Add the following to a cache definition in standalone.xml to configure the database:

   <leveldb-store path="/path/to/leveldb/data"
       passivation="false"
       purge="false" >
       <expiration path="/path/to/leveldb/expires/data" />
   </leveldb-store>
   

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