Package com.orientechnologies.orient.core.metadata.schema

Examples of com.orientechnologies.orient.core.metadata.schema.OSchema.existsClass()

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  public void doStart() throws Exception {
    try (ODatabaseDocumentTx db = databaseManager.connect(DB_NAME, true)) {

      // entities
      final OSchema schema = db.getMetadata().getSchema();
      if (!schema.existsClass(DB_CLASS)) {
        final OClass type = schema.createClass(DB_CLASS);
        type.createProperty(P_TIMESTAMP, OType.LONG);
        type.createProperty(P_TYPE, OType.STRING);
        type.createProperty(P_SUBTYPE, OType.STRING);
        type.createProperty(P_DATA, OType.EMBEDDEDMAP, OType.STRING);
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    // In v4 new cluster for manual indexes has been implemented. To keep database consistent we should shift back
    // all clusters and recreate cluster for manual indexes in the end.
    database.dropCluster(OMetadataDefault.CLUSTER_MANUAL_INDEX_NAME, true);

    final OSchema schema = database.getMetadata().getSchema();
    if (schema.existsClass(OUser.CLASS_NAME))
      schema.dropClass(OUser.CLASS_NAME);
    if (schema.existsClass(ORole.CLASS_NAME))
      schema.dropClass(ORole.CLASS_NAME);
    if (schema.existsClass(OSecurityShared.RESTRICTED_CLASSNAME))
      schema.dropClass(OSecurityShared.RESTRICTED_CLASSNAME);
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    database.dropCluster(OMetadataDefault.CLUSTER_MANUAL_INDEX_NAME, true);

    final OSchema schema = database.getMetadata().getSchema();
    if (schema.existsClass(OUser.CLASS_NAME))
      schema.dropClass(OUser.CLASS_NAME);
    if (schema.existsClass(ORole.CLASS_NAME))
      schema.dropClass(ORole.CLASS_NAME);
    if (schema.existsClass(OSecurityShared.RESTRICTED_CLASSNAME))
      schema.dropClass(OSecurityShared.RESTRICTED_CLASSNAME);
    if (schema.existsClass(OFunction.CLASS_NAME))
      schema.dropClass(OFunction.CLASS_NAME);
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    final OSchema schema = database.getMetadata().getSchema();
    if (schema.existsClass(OUser.CLASS_NAME))
      schema.dropClass(OUser.CLASS_NAME);
    if (schema.existsClass(ORole.CLASS_NAME))
      schema.dropClass(ORole.CLASS_NAME);
    if (schema.existsClass(OSecurityShared.RESTRICTED_CLASSNAME))
      schema.dropClass(OSecurityShared.RESTRICTED_CLASSNAME);
    if (schema.existsClass(OFunction.CLASS_NAME))
      schema.dropClass(OFunction.CLASS_NAME);
    if (schema.existsClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME))
      schema.dropClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME);
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      schema.dropClass(OUser.CLASS_NAME);
    if (schema.existsClass(ORole.CLASS_NAME))
      schema.dropClass(ORole.CLASS_NAME);
    if (schema.existsClass(OSecurityShared.RESTRICTED_CLASSNAME))
      schema.dropClass(OSecurityShared.RESTRICTED_CLASSNAME);
    if (schema.existsClass(OFunction.CLASS_NAME))
      schema.dropClass(OFunction.CLASS_NAME);
    if (schema.existsClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME))
      schema.dropClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME);
    if (schema.existsClass(OClassTrigger.CLASSNAME))
      schema.dropClass(OClassTrigger.CLASSNAME);
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      schema.dropClass(ORole.CLASS_NAME);
    if (schema.existsClass(OSecurityShared.RESTRICTED_CLASSNAME))
      schema.dropClass(OSecurityShared.RESTRICTED_CLASSNAME);
    if (schema.existsClass(OFunction.CLASS_NAME))
      schema.dropClass(OFunction.CLASS_NAME);
    if (schema.existsClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME))
      schema.dropClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME);
    if (schema.existsClass(OClassTrigger.CLASSNAME))
      schema.dropClass(OClassTrigger.CLASSNAME);
    schema.save();
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      schema.dropClass(OSecurityShared.RESTRICTED_CLASSNAME);
    if (schema.existsClass(OFunction.CLASS_NAME))
      schema.dropClass(OFunction.CLASS_NAME);
    if (schema.existsClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME))
      schema.dropClass(OMVRBTreeRIDProvider.PERSISTENT_CLASS_NAME);
    if (schema.existsClass(OClassTrigger.CLASSNAME))
      schema.dropClass(OClassTrigger.CLASSNAME);
    schema.save();

    database.dropCluster(OStorage.CLUSTER_DEFAULT_NAME, true);
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    if (isDetached())
      return className;

    final OSchema schema = graph.getRawGraph().getMetadata().getSchema();

    if (!schema.existsClass(className)) {
      // CREATE A NEW CLASS AT THE FLY
      try {
        graph
            .executeOutsideTx(new OCallable<OClass, OrientBaseGraph>() {
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              }
            }, "Committing the active transaction to create the new type '", className, "' as subclass of '", getBaseClassName(),
                "'. The transaction will be reopen right after that. To avoid this behavior create the classes outside the transaction");

      } catch (OSchemaException e) {
        if (!schema.existsClass(className))
          throw e;
      }
    } else {
      // CHECK THE CLASS INHERITANCE
      final OClass cls = schema.getClass(className);
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  @Test(dependsOnMethods = "testTransactionOptimisticCacheMgmt2Db")
  public void testTransactionMultipleRecords() throws IOException {
    final OSchema schema = database.getMetadata().getSchema();

    if (!schema.existsClass("Account"))
      schema.createClass("Account");

    long totalAccounts = database.countClusterElements("Account");

    String json = "{ \"@class\": \"Account\", \"type\": \"Residence\", \"street\": \"Piazza di Spagna\"}";
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