oracle.toplink.essentials.ejb.cmp3.StaticWeaver Maven / Gradle / Ivy
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package oracle.toplink.essentials.ejb.cmp3;
import java.net.URL;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import javax.persistence.Persistence;
import javax.persistence.spi.PersistenceUnitInfo;
import oracle.toplink.essentials.ejb.cmp3.persistence.PersistenceUnitProcessor;
import oracle.toplink.essentials.ejb.cmp3.persistence.SEPersistenceUnitInfo;
import oracle.toplink.essentials.ejb.cmp3.persistence.Archive;
import oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl;
/**
* Utility used to statically weave entities for use in TopLink EJB 3.0
*
* The main method of this class should be invoked with the -javaagent tag to initiate weaving.
*
* The following system arguments should be provided:
* -javaagent:
* -Dtoplink.weaving.output.path=
* -Dtoplink.validation-only=true
* -Dtoplink.weaving.overwrite.existing=true if you wish the output of static weaving to overwrite existing classes
*
* Weaving will occur for all persistence units found on the classpath.
*/
public class StaticWeaver {
/**
* This method will search for all of the persistence archives on the classpath and weave
* all the classes associated with those persistence units.
*/
public static void main(String[] args) {
Set pars = PersistenceUnitProcessor.findPersistenceArchives();
Iterator parIterator = pars.iterator();
while (parIterator.hasNext()){
List puInfoList = PersistenceUnitProcessor.getPersistenceUnits(parIterator.next(), Thread.currentThread().getContextClassLoader());
Iterator puInfoListIterator = puInfoList.iterator();
while (puInfoListIterator.hasNext()){
Persistence.createEntityManagerFactory(puInfoListIterator.next().getPersistenceUnitName());
}
}
}
}