org.apache.tinkerpop.gremlin.orientdb.ODBFeatures Maven / Gradle / Ivy

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package org.apache.tinkerpop.gremlin.orientdb;

import org.apache.tinkerpop.gremlin.structure.Graph.Features;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.GraphFeatures;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.VariableFeatures;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.VertexPropertyFeatures;
import org.apache.tinkerpop.gremlin.structure.util.StringFactory;

public class ODBFeatures {

    public static class OrientFeatures implements Features {

        static final OrientFeatures INSTANCE_NOTX = new OrientFeatures(false);
        static final OrientFeatures INSTANCE_TX = new OrientFeatures(true);

      private OrientGraphFeatures graphFeatures;
        private OrientFeatures(boolean transactionalGraph) {
            this.graphFeatures = new OrientGraphFeatures(transactionalGraph);
        }

        @Override
        public GraphFeatures graph() {
            return graphFeatures;
        }

        @Override
        public EdgeFeatures edge() {
            return OrientEdgeFeatures.INSTANCE;
        }

        @Override
        public VertexFeatures vertex() {
            return OrientVertexFeatures.INSTANCE;
        }

        @Override
        public String toString() {
            return StringFactory.featureString(this);
        }
    }

    public static abstract class OrientElementFeatures implements Features.ElementFeatures {


        @Override
        public boolean supportsAnyIds() {
            return false;
        }

        @Override
        public boolean supportsCustomIds() {
            return false;
        }

        @Override
        public boolean supportsNumericIds() {
          return false;
        }

        @Override
        public boolean supportsStringIds() {
          return false;
        }

        @Override
        public boolean supportsUserSuppliedIds() {
          return false;
        }

        @Override
        public boolean supportsUuidIds() {
          return false;
        }

        @Override
        public boolean willAllowId(Object id) {
            return false;
        }

    }

    public static class OrientVertexFeatures extends OrientElementFeatures implements Features.VertexFeatures {

        static final OrientVertexFeatures INSTANCE = new OrientVertexFeatures();

        private OrientVertexFeatures() {
        }

        @Override
        public boolean supportsMultiProperties() {
            return false;
        }

        @Override
        public VertexPropertyFeatures properties() {
            return OrientVertexPropertyFeatures.INSTANCE;
        }

    }

    public static class OrientEdgeFeatures extends OrientElementFeatures implements Features.EdgeFeatures {

        static final OrientEdgeFeatures INSTANCE = new OrientEdgeFeatures();

        private OrientEdgeFeatures() {
        }

    }

    public static class OrientGraphFeatures implements Features.GraphFeatures {

      protected final boolean transactionalGraph;
        private OrientGraphFeatures(boolean transactionalGraph) {
            this.transactionalGraph = transactionalGraph;
        }

        @Override
        public boolean supportsComputer() {
            return false;
        }

        @Override
        public boolean supportsTransactions() {
            return transactionalGraph;
        }

        @Override
        public boolean supportsThreadedTransactions() {
            return false;
        }

        @Override
        public VariableFeatures variables() {
            return OrientVariableFeatures.INSTANCE;
        }
    }

    public static class OrientVariableFeatures implements Features.VariableFeatures {

        static final OrientVariableFeatures INSTANCE = new OrientVariableFeatures();

        @Override
        public boolean supportsVariables() {
            return false;
        }

        @Override
        public boolean supportsBooleanArrayValues() {
            return false;
        }

        @Override
        public boolean supportsBooleanValues() {
            return false;
        }

        @Override
        public boolean supportsByteArrayValues() {
            return false;
        }

        @Override
        public boolean supportsByteValues() {
            return false;
        }

        @Override
        public boolean supportsDoubleArrayValues() {
            return false;
        }

        @Override
        public boolean supportsDoubleValues() {
            return false;
        }

        @Override
        public boolean supportsFloatArrayValues() {
            return false;
        }

        @Override
        public boolean supportsFloatValues() {
            return false;
        }

        @Override
        public boolean supportsIntegerArrayValues() {
            return false;
        }

        @Override
        public boolean supportsIntegerValues() {
            return false;
        }

        @Override
        public boolean supportsLongArrayValues() {
            return false;
        }

        @Override
        public boolean supportsLongValues() {
            return false;
        }

        @Override
        public boolean supportsMapValues() {
            return false;
        }

        @Override
        public boolean supportsMixedListValues() {
            return false;
        }

        @Override
        public boolean supportsSerializableValues() {
            return false;
        }

        @Override
        public boolean supportsStringArrayValues() {
            return false;
        }

        @Override
        public boolean supportsStringValues() {
            return false;
        }

        @Override
        public boolean supportsUniformListValues() {
            return false;
        }

    }

    public static class OrientVertexPropertyFeatures implements Features.VertexPropertyFeatures {

      static final OrientVertexPropertyFeatures INSTANCE = new OrientVertexPropertyFeatures();

      @Override
      public boolean supportsAnyIds() {
          return false;
      }

      @Override
      public boolean supportsCustomIds() {
          return false;
      }

      @Override
      public boolean supportsNumericIds() {
           return false;
      }

      @Override
      public boolean supportsUserSuppliedIds() {
           return false;
      }

      @Override
      public boolean supportsUuidIds() {
           return false;
      }

      @Override
      public boolean willAllowId(Object id) {
          return false;
      }

    }

}