Package javax.persistence.spi

Examples of javax.persistence.spi.LoadState

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      this.emf = emf;
      this.cache = emf.cache;
    }

    public boolean isLoaded(Object entity, String attributeName) {
      LoadState state = PersistenceUtilHelper.isLoadedWithoutReference( entity, attributeName, cache );
      if (state == LoadState.LOADED) {
        return true;
      }
      else if (state == LoadState.NOT_LOADED ) {
        return false;
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      this.emf = emf;
      this.cache = emf.cache;
    }

    public boolean isLoaded(Object entity, String attributeName) {
      LoadState state = PersistenceUtilHelper.isLoadedWithoutReference( entity, attributeName, cache );
      if (state == LoadState.LOADED) {
        return true;
      }
      else if (state == LoadState.NOT_LOADED ) {
        return false;
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    // we are instrumenting but we can't assume we are the only ones
    if ( FieldInterceptionHelper.isInstrumented( entity ) ) {
      FieldInterceptor interceptor = FieldInterceptionHelper.extractFieldInterceptor( entity );
      final boolean isInitialized = interceptor == null || interceptor.isInitialized( attributeName );
      LoadState state;
      if (isInitialized && interceptor != null) {
        // attributeName is loaded according to bytecode enhancement, but is it loaded as far as association?
        // it's ours, we can read
        try {
          final Class entityClass = entity.getClass();
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    }

    public boolean isLoaded(Object entity, String attributeName) {
      // added log message to help with HHH-7454, if state == LoadState,NOT_LOADED, returning true or false is not accurate.
      log.debug("PersistenceUnitUtil#isLoaded is not always accurate; consider using EntityManager#contains instead");
      LoadState state = PersistenceUtilHelper.isLoadedWithoutReference( entity, attributeName, cache );
      if (state == LoadState.LOADED) {
        return true;
      }
      else if (state == LoadState.NOT_LOADED ) {
        return false;
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    }

    public boolean isLoaded(Object entity, String attributeName) {
      // added log message to help with HHH-7454, if state == LoadState,NOT_LOADED, returning true or false is not accurate.
      log.debug("PersistenceUnitUtil#isLoaded is not always accurate; consider using EntityManager#contains instead");
      LoadState state = PersistenceUtilHelper.isLoadedWithoutReference( entity, attributeName, cache );
      if (state == LoadState.LOADED) {
        return true;
      }
      else if (state == LoadState.NOT_LOADED ) {
        return false;
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    public class ForwardingProviderUtil implements ProviderUtil {

        public LoadState isLoadedWithReference(Object entity, String attributeName) {
            Collection<PersistenceProvider> providers = lookupProviders();
            for (PersistenceProvider provider : providers) {
                LoadState loadstate = provider.getProviderUtil().isLoadedWithReference(entity, attributeName);
                if (loadstate != LoadState.UNKNOWN) {
                    return loadstate;
                } // else keep looking
            }
            // None of the providers knew, so the load state is unknown
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        }

        public LoadState isLoadedWithoutReference(Object entity, String attributeName) {
            Collection<PersistenceProvider> providers = lookupProviders();
            for (PersistenceProvider provider : providers) {
                LoadState loadstate = provider.getProviderUtil().isLoadedWithoutReference(entity, attributeName);
                if (loadstate != LoadState.UNKNOWN) {
                    return loadstate;
                } // else keep looking
            }
            // None of the providers knew, so the load state is unknown
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        }

        public LoadState isLoaded(Object entity) {
            Collection<PersistenceProvider> providers = lookupProviders();
            for (PersistenceProvider provider : providers) {
                LoadState loadstate = provider.getProviderUtil().isLoaded(entity);
                if (loadstate != LoadState.UNKNOWN) {
                    return loadstate;
                } // else keep looking
            }
            // None of the providers knew, so the load state is unknown
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            PersistenceProviderResolver resolver = PersistenceProviderResolverHolder.getPersistenceProviderResolver();

            List<PersistenceProvider> providers = resolver.getPersistenceProviders();

            for (PersistenceProvider provider : providers) {
                LoadState loadstate = provider.getProviderUtil().isLoadedWithoutReference(entity, attributeName);
                if(loadstate == LoadState.LOADED) {
                    return true;
                } else if (loadstate == LoadState.NOT_LOADED) {
                    return false;
                } // else continue
            }

            //None of the providers could determine the load state try isLoadedWithReference
            for (PersistenceProvider provider : providers) {
                LoadState loadstate = provider.getProviderUtil().isLoadedWithReference(entity, attributeName);
                if(loadstate == LoadState.LOADED) {
                    return true;
                } else if (loadstate == LoadState.NOT_LOADED) {
                    return false;
                } // else continue
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            PersistenceProviderResolver resolver = PersistenceProviderResolverHolder.getPersistenceProviderResolver();

            List<PersistenceProvider> providers = resolver.getPersistenceProviders();

            for (PersistenceProvider provider : providers) {
                LoadState loadstate = provider.getProviderUtil().isLoaded(entity);
                if(loadstate == LoadState.LOADED) {
                    return true;
                } else if (loadstate == LoadState.NOT_LOADED) {
                    return false;
                } // else continue
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Related Classes of javax.persistence.spi.LoadState

  • com.impetus.kundera.KunderaPersistenceProviderUtilTest
  • com.impetus.kundera.KunderaPersistenceUnitUtil
  • com.impetus.kundera.persistence.EntityManagerFactoryImpl$KunderaPersistenceUnitUtil
  • com.impetus.kundera.PersistenceUtilHelperTest
  • com.impetus.kundera.tests.persistence.lazy.KunderaPersistenceProviderUtilTest
  • org.eclipse.persistence.javax.persistence.osgi.OSGiProviderResolver$ForwardingProviderUtil
  • org.hibernate.ejb.EntityManagerFactoryImpl$HibernatePersistenceUnitUtil
  • org.hibernate.ejb.util.PersistenceUtilHelper
  • org.hibernate.jpa.internal.EntityManagerFactoryImpl$HibernatePersistenceUnitUtil
  • org.hibernate.jpa.internal.util.PersistenceUtilHelper
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