geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/InterestResultPolicyImpl.java

/*
 * 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 org.apache.geode.internal.cache.tier.sockets;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;

import org.apache.geode.cache.InterestResultPolicy;
import org.apache.geode.internal.serialization.DataSerializableFixedID;
import org.apache.geode.internal.serialization.DeserializationContext;
import org.apache.geode.internal.serialization.SerializationContext;
import org.apache.geode.internal.serialization.Version;

/**
 * Used to make InterestResultPolicy implement DataSerializableFixedID
 *
 *
 * @since GemFire 5.7
 */
public class InterestResultPolicyImpl extends InterestResultPolicy
    implements DataSerializableFixedID {
  private static final long serialVersionUID = -7456596794818237831L;

  /** Should only be called by static field initialization in InterestResultPolicy */
  public InterestResultPolicyImpl(String name, int ordinal) {
    super(name, ordinal);
  }

  @Override
  public int getDSFID() {
    return INTEREST_RESULT_POLICY;
  }

  @Override
  public void toData(DataOutput out,
      SerializationContext context) throws IOException {
    out.writeByte(getOrdinal());
  }

  @Override
  public void fromData(DataInput in,
      DeserializationContext context) throws IOException, ClassNotFoundException {
    // should never be called since DSFIDFactory.readInterestResultPolicy is used
    throw new UnsupportedOperationException();
  }

  @Override
  public Version[] getSerializationVersions() {
    return null;
  }
}