content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.datastax.dse.driver.internal.core.graph.binary;
  
  import com.datastax.dse.driver.api.core.data.geometry.LineString;
  import com.datastax.dse.driver.api.core.data.geometry.Point;
  import com.datastax.dse.driver.api.core.data.geometry.Polygon;
  import com.datastax.dse.driver.internal.core.data.geometry.Distance;
  import com.datastax.dse.driver.internal.core.graph.EditDistance;
  import com.datastax.dse.driver.internal.core.graph.binary.buffer.DseNettyBufferFactory;
  import com.datastax.oss.driver.api.core.data.CqlDuration;
  import com.datastax.oss.driver.api.core.data.TupleValue;
  import com.datastax.oss.driver.api.core.data.UdtValue;
  import com.datastax.oss.driver.internal.core.context.DefaultDriverContext;
  import io.netty.buffer.ByteBuf;
  import io.netty.buffer.UnpooledByteBufAllocator;
  import java.io.IOException;
  import org.apache.tinkerpop.gremlin.structure.io.Buffer;
  import org.apache.tinkerpop.gremlin.structure.io.BufferFactory;
  import org.apache.tinkerpop.gremlin.structure.io.binary.GraphBinaryReader;
  import org.apache.tinkerpop.gremlin.structure.io.binary.GraphBinaryWriter;
  import org.apache.tinkerpop.gremlin.structure.io.binary.TypeSerializerRegistry;
  import org.javatuples.Pair;
  
  public class GraphBinaryModule {
    public static final UnpooledByteBufAllocator ALLOCATOR = new UnpooledByteBufAllocator(false);
    private static final BufferFactory<ByteBuf> FACTORY = new DseNettyBufferFactory();
  
    static final String GRAPH_BINARY_POINT_TYPE_NAME = "driver.dse.geometry.Point";
    static final String GRAPH_BINARY_LINESTRING_TYPE_NAME = "driver.dse.geometry.LineString";
    static final String GRAPH_BINARY_POLYGON_TYPE_NAME = "driver.dse.geometry.Polygon";
    static final String GRAPH_BINARY_DISTANCE_TYPE_NAME = "driver.dse.geometry.Distance";
    static final String GRAPH_BINARY_DURATION_TYPE_NAME = "driver.core.Duration";
    static final String GRAPH_BINARY_EDIT_DISTANCE_TYPE_NAME = "driver.dse.search.EditDistance";
    static final String GRAPH_BINARY_TUPLE_VALUE_TYPE_NAME = "driver.core.TupleValue";
    static final String GRAPH_BINARY_UDT_VALUE_TYPE_NAME = "driver.core.UDTValue";
    static final String GRAPH_BINARY_PAIR_TYPE_NAME = "org.javatuples.Pair";
  
    private final GraphBinaryReader reader;
    private final GraphBinaryWriter writer;
  
    public GraphBinaryModule(GraphBinaryReader reader, GraphBinaryWriter writer) {
      this.reader = reader;
      this.writer = writer;
    }
  
    public static TypeSerializerRegistry createDseTypeSerializerRegistry(
        DefaultDriverContext driverContext) {
      return TypeSerializerRegistry.build()
          .addCustomType(CqlDuration.class, new CqlDurationSerializer())
          .addCustomType(Point.class, new PointSerializer())
          .addCustomType(LineString.class, new LineStringSerializer())
          .addCustomType(Polygon.class, new PolygonSerializer())
          .addCustomType(Distance.class, new DistanceSerializer())
          .addCustomType(EditDistance.class, new EditDistanceSerializer())
          .addCustomType(TupleValue.class, new TupleValueSerializer(driverContext))
          .addCustomType(UdtValue.class, new UdtValueSerializer(driverContext))
          .addCustomType(Pair.class, new PairSerializer())
          .create();
    }
  
    @SuppressWarnings("TypeParameterUnusedInFormals")
    public <T> T deserialize(final Buffer buffer) throws IOException {
      return reader.read(buffer);
    }
  
    public <T> Buffer serialize(final T value) throws IOException {
      return serialize(value, FACTORY.create(ALLOCATOR.heapBuffer()));
    }
  
    public <T> Buffer serialize(final T value, final Buffer buffer) throws IOException {
      try {
        writer.write(value, buffer);
        return buffer;
      } catch (Exception e) {
        buffer.release();
        throw e;
      }
    }
  }
  