编译DataNucleus Tutorial for JDO using Ant成功

拷贝文件E:\eclipse\plugins\com.google.appengine.eclipse.sdkbundle_1.7.6\appengine-java-sdk-1.7.6\lib\opt\tools\datanucleus\v2

DataNucleus Tutorial for JDO using Ant
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1. Set the database configuration in the "datanucleus.properties" file.


2. Copy the required jar files to the folder /lib
   /lib/jdo-api.jar (version 3.x)
   /lib/datanucleus-core.jar
   /lib/datanucleus-api-jdo.jar
   /lib/datanucleus-enhancer.jar
   /lib/log4j.jar (version 1.2.*)
   /lib/asm.jar (version 3.x)
   /lib/datanucleus-{store}.jar
   /lib/Your database driver jar file(s).


3. run the commands
   a). "ant compile" - compiles the source code
   b). "ant enhance" - enhances the classes
   c). "ant createschema" - creates the tables in the datastore
   d). "ant runtutorial" - run the tutorial
   e). "ant deleteschema" - deletes the tables in the datastore (if reqd)




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