Package com.google.appengine.datanucleus

Examples of com.google.appengine.datanucleus.DatastoreManager

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  public void testNonTransactionalEMF() {
    EntityManagerFactory emf = Persistence.createEntityManagerFactory(
            JPATestCase.EntityManagerFactoryName.nontransactional_ds_non_transactional_ops_not_allowed.name());
    JPAEntityManager em = (JPAEntityManager) emf.createEntityManager();
    DatastoreManager storeMgr = (DatastoreManager) em.getExecutionContext().getStoreManager();
    assertFalse(storeMgr.connectionFactoryIsAutoCreateTransaction());
    em.close();
    emf.close();
  }
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public class JDODataSourceConfigTest extends TestCase {

  public void testTransactionalPMF() {
    JDOPersistenceManagerFactory pmf =
        (JDOPersistenceManagerFactory) JDOHelper.getPersistenceManagerFactory("transactional");
    DatastoreManager storeMgr = (DatastoreManager) pmf.getNucleusContext().getStoreManager();
    JDOPersistenceManager pm = (JDOPersistenceManager) pmf.getPersistenceManager();
    assertTrue(storeMgr.connectionFactoryIsAutoCreateTransaction());
    pm.close();
    pmf.close();
  }
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  }

  public void testNonTransactionalPMF() {
    JDOPersistenceManagerFactory pmf =
        (JDOPersistenceManagerFactory) JDOHelper.getPersistenceManagerFactory("nontransactional");
    DatastoreManager storeMgr = (DatastoreManager) pmf.getNucleusContext().getStoreManager();
    JDOPersistenceManager pm = (JDOPersistenceManager) pmf.getPersistenceManager();
    assertFalse(storeMgr.connectionFactoryIsAutoCreateTransaction());
    pm.close();
    pmf.close();
  }
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  @Override
  public void setSubclasses(boolean subclasses) {
    // TODO Enable this!
    // We support only queries that also return subclasses if all subclasses belong to the same kind.
    if (subclasses) {
      DatastoreManager storeMgr = (DatastoreManager) ec.getStoreManager();
      ClassLoaderResolver clr = ec.getClassLoaderResolver();
      AbstractClassMetaData acmd = storeMgr.getMetaDataManager().getMetaDataForClass(getCandidateClass(), clr);
      if (!MetaDataUtils.isNewOrSuperclassTableInheritanceStrategy(acmd)) {
        throw new NucleusFatalUserException(
            "The App Engine datastore only supports queries that return subclass entities with the " +
            "SINGLE_TABLE interitance mapping strategy.");
      }
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  @Override
  public void setSubclasses(boolean subclasses) {
    // TODO Enable this!
    // We support only queries that also return subclasses if all subclasses belong to the same kind.
    if (subclasses) {
      DatastoreManager storeMgr = (DatastoreManager) ec.getStoreManager();
      ClassLoaderResolver clr = ec.getClassLoaderResolver();
      AbstractClassMetaData acmd = storeMgr.getMetaDataManager().getMetaDataForClass(getCandidateClass(), clr);
      if (!MetaDataUtils.isNewOrSuperclassTableInheritanceStrategy(acmd)) {
        throw new NucleusFatalUserException(
            "The App Engine datastore only supports queries that return subclass entities with the " +
            "superclass-table interitance mapping strategy.");
      }
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    // Process all related fields first
    // a). Delete any dependent objects
    // b). Null any non-dependent objects with FK at other side
    ClassLoaderResolver clr = op.getExecutionContext().getClassLoaderResolver();
    DatastoreManager storeMgr = (DatastoreManager)op.getExecutionContext().getStoreManager();
    for (MappingCallbacks callback : callbacks) {
      JavaTypeMapping mapping = (JavaTypeMapping) callback;
      AbstractMemberMetaData mmd = mapping.getMemberMetaData();
      RelationType relationType = mmd.getRelationType(clr);
      if (callback instanceof ArrayMapping) {
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* @author Max Ross <max.ross@gmail.com>
*/
public class JPADatastoreServiceConfigTest extends JPATestCase {

  public void testDefaultStorageVersion() {
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    DatastoreServiceConfig defaultConfig = DatastoreServiceConfig.Builder.withDefaults();
    assertEquals(defaultConfig.getDeadline(), config.getDeadline());
    assertEquals(defaultConfig.getReadPolicy(), config.getReadPolicy());
  }
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    props.put("javax.persistence.query.timeout", "334");
    props.put("datanucleus.datastoreWriteTimeout", "335");
    props.put(DatastoreManager.DATASTORE_READ_CONSISTENCY_PROPERTY, ReadPolicy.Consistency.EVENTUAL.name());
    emf = Persistence.createEntityManagerFactory(getEntityManagerFactoryName().name(), props);
    em = emf.createEntityManager();
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    assertEquals(.334d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
    config = storeMgr.getDefaultDatastoreServiceConfigForWrites();
    assertEquals(.335d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
  }
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  public void testNonDefaultValuesInConfigFile() {
    em.close();
    emf.close();
    emf = Persistence.createEntityManagerFactory("datastoreserviceconfigprops");
    em = emf.createEntityManager();
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    assertEquals(5.0d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
    config = storeMgr.getDefaultDatastoreServiceConfigForWrites();
    assertEquals(10.0d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
    em.close();
    emf.close();
  }
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    Map<String, String> props = Utils.newHashMap();
    props.put("datanucleus.datastoreReadTimeout", "333");
    props.put("javax.persistence.query.timeout", "334");
    emf = Persistence.createEntityManagerFactory(getEntityManagerFactoryName().name(), props);
    em = emf.createEntityManager();
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    assertEquals(.333d, config.getDeadline());
  }
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Related Classes of com.google.appengine.datanucleus.DatastoreManager

  • com.google.appengine.api.datastore.DatastoreServiceConfig
  • com.google.appengine.api.datastore.ReadPolicy
  • com.google.appengine.api.datastore.TransactionOptions
  • com.google.appengine.datanucleus.jdo.JDODataSourceConfigTest
  • com.google.appengine.datanucleus.jdo.JDODatastoreServiceConfigTest
  • com.google.appengine.datanucleus.jdo.JDOStorageVersionTest
  • com.google.appengine.datanucleus.jdo.JDOTransactionOptionsTest
  • com.google.appengine.datanucleus.jpa.JPADataSourceConfigTest
  • com.google.appengine.datanucleus.jpa.JPADatastoreServiceConfigTest
  • com.google.appengine.datanucleus.jpa.JPAStorageVersionTest
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