Пример #1
0
  /**
   * Get the OrientDB collection type for the given property name
   *
   * @param propertyName the property name
   * @return the collection type, either {@link OType#EMBEDDEDLIST} or {@link OType#LINKLIST}
   */
  private OType getCollectionType(QName propertyName) {
    ChildDefinition<?> child = definition.getChild(propertyName);
    if (child != null) {
      if (child.asProperty() != null) {
        TypeDefinition propType = child.asProperty().getPropertyType();
        if (propType.getConstraint(HasValueFlag.class).isEnabled()) {
          return OType.EMBEDDEDLIST;
        } else {
          return OType.LINKLIST;
        }
      } else if (child.asGroup() != null) {
        // values must be OGroups
        return OType.LINKLIST;
      }
    }

    // default to embedded llist
    return OType.EMBEDDEDLIST;
  }
Пример #2
0
  private void configureDocument(
      ORecordAbstract<?> document, ODatabaseRecord db, DefinitionGroup definition) {
    // configure document

    // as of OrientDB 1.0rc8 the database may no longer be set on the
    // document
    // instead the current database can be set using
    // ODatabaseRecordThreadLocal.INSTANCE.set(db);
    //		document.setDatabase(db);
    if (document instanceof ODocument) {
      // reset class name
      ODocument doc = (ODocument) document;
      /*
       * Attention: Two long class names cause problems as file names will
       * be based on them.
       */
      String className = null;
      if (definition != null) {
        className = ONamespaceMap.encode(determineName(definition));
      } else if (doc.containsField(OSerializationHelper.BINARY_WRAPPER_FIELD)
          || doc.containsField(OSerializationHelper.FIELD_SERIALIZATION_TYPE)) {
        className = OSerializationHelper.BINARY_WRAPPER_CLASSNAME;
      }

      if (className != null) {
        OSchema schema = db.getMetadata().getSchema();
        if (!schema.existsClass(className)) {
          // if the class doesn't exist yet, create a physical cluster
          // manually for it
          int cluster = db.addCluster(className, CLUSTER_TYPE.PHYSICAL);
          schema.createClass(className, cluster);
        }
        doc.setClassName(className);
      }

      // configure children
      for (Entry<String, Object> field : doc) {
        List<ODocument> docs = new ArrayList<ODocument>();
        List<ORecordAbstract<?>> recs = new ArrayList<ORecordAbstract<?>>();
        if (field.getValue() instanceof Collection<?>) {
          for (Object value : (Collection<?>) field.getValue()) {
            if (value instanceof ODocument && !getSpecialFieldNames().contains(field.getKey())) {
              docs.add((ODocument) value);
            } else if (value instanceof ORecordAbstract<?>) {
              recs.add((ORecordAbstract<?>) value);
            }
          }
        } else if (field.getValue() instanceof ODocument
            && !getSpecialFieldNames().contains(field.getKey())) {
          docs.add((ODocument) field.getValue());
        } else if (field.getValue() instanceof ORecordAbstract<?>) {
          recs.add((ORecordAbstract<?>) field.getValue());
        }

        if (definition != null) {
          for (ODocument valueDoc : docs) {
            ChildDefinition<?> child = definition.getChild(decodeProperty(field.getKey()));
            DefinitionGroup childGroup;
            if (child.asProperty() != null) {
              childGroup = child.asProperty().getPropertyType();
            } else if (child.asGroup() != null) {
              childGroup = child.asGroup();
            } else {
              throw new IllegalStateException(
                  "Document is associated neither with a property nor a property group.");
            }
            configureDocument(valueDoc, db, childGroup);
          }
        }

        for (ORecordAbstract<?> fieldRec : recs) {
          configureDocument(fieldRec, db, null);
        }
      }
    }
  }