Program: 64364
Project: 64364
Buggy source:
public static EntityManagerFactory createEMF(String emName){
  PersistenceContentHandler myContentHandler=new PersistenceContentHandler();
  try {
    SAXParserFactory spf=SAXParserFactory.newInstance();
    spf.setNamespaceAware(true);
    SAXParser sp=spf.newSAXParser();
    XMLReader xmlReader=sp.getXMLReader();
    XMLExceptionHandler xmlErrorHandler=new XMLExceptionHandler();
    xmlReader.setErrorHandler(xmlErrorHandler);
    xmlReader.setContentHandler(myContentHandler);
    InputSource inputSource=new InputSource(new StringReader(DYNAMIC_PERSISTENCE_XML));
    xmlReader.parse(inputSource);
  }
 catch (  Exception e) {
    return null;
  }
  final SEPersistenceUnitInfo puInfo=myContentHandler.getPersistenceUnits().get(0);
  puInfo.setPersistenceUnitRootUrl(dynamicTestUrl);
  PersistenceProvider provider=new PersistenceProvider(){
    public EntityManagerFactory createContainerEntityManagerFactory(    PersistenceUnitInfo info,    Map map){
      return null;
    }
    public EntityManagerFactory createEntityManagerFactory(    String emName,    Map map){
      if (emName.equals(puInfo.getPersistenceUnitName())) {
        EntityManagerSetupImpl entityManagerSetupImpl=new EntityManagerSetupImpl(DYNAMIC_PERSISTENCE_NAME,DYNAMIC_PERSISTENCE_NAME);
        map.put(PersistenceUnitProperties.WEAVING,"String_Node_Str");
        puInfo.getProperties().put(PersistenceUnitProperties.EXCLUDE_ECLIPSELINK_ORM_FILE,"String_Node_Str");
        entityManagerSetupImpl.predeploy(puInfo,map);
        return new EntityManagerFactoryImpl(entityManagerSetupImpl,map);
      }
 else {
        return null;
      }
    }
    public ProviderUtil getProviderUtil(){
      return null;
    }
    public void generateSchema(    PersistenceUnitInfo info,    Map map){
    }
    @Override public boolean generateSchema(    String persistenceUnitName,    Map map){
      return false;
    }
  }
;
  return provider.createEntityManagerFactory(emName,getDatabaseProperties());
}

Fixed version (ground truth):
public static EntityManagerFactory createEMF(String emName){
  PersistenceContentHandler myContentHandler=new PersistenceContentHandler();
  try {
    SAXParserFactory spf=SAXParserFactory.newInstance();
    spf.setNamespaceAware(true);
    SAXParser sp=spf.newSAXParser();
    XMLReader xmlReader=sp.getXMLReader();
    XMLExceptionHandler xmlErrorHandler=new XMLExceptionHandler();
    xmlReader.setErrorHandler(xmlErrorHandler);
    xmlReader.setContentHandler(myContentHandler);
    InputSource inputSource=new InputSource(new StringReader(DYNAMIC_PERSISTENCE_XML));
    xmlReader.parse(inputSource);
  }
 catch (  Exception e) {
    return null;
  }
  final SEPersistenceUnitInfo puInfo=myContentHandler.getPersistenceUnits().get(0);
  puInfo.setPersistenceUnitRootUrl(dynamicTestUrl);
  PersistenceProvider provider=new PersistenceProvider(){
    public EntityManagerFactory createContainerEntityManagerFactory(    PersistenceUnitInfo info,    Map map){
      return null;
    }
    public EntityManagerFactory createEntityManagerFactory(    String emName,    Map map){
      if (emName.equals(puInfo.getPersistenceUnitName())) {
        EntityManagerSetupImpl entityManagerSetupImpl=new EntityManagerSetupImpl(DYNAMIC_PERSISTENCE_NAME,DYNAMIC_PERSISTENCE_NAME);
        map.put(PersistenceUnitProperties.WEAVING,"String_Node_Str");
        puInfo.getProperties().put(PersistenceUnitProperties.EXCLUDE_ECLIPSELINK_ORM_FILE,"String_Node_Str");
        entityManagerSetupImpl.predeploy(puInfo,map);
        return new EntityManagerFactoryImpl(entityManagerSetupImpl,map);
      }
 else {
        return null;
      }
    }
    public ProviderUtil getProviderUtil(){
      return null;
    }
    public void generateSchema(    PersistenceUnitInfo info,    Map map){
    }
    public boolean generateSchema(    String persistenceUnitName,    Map map){
      return false;
    }
  }
;
  return provider.createEntityManagerFactory(emName,getDatabaseProperties());
}