/*
    * Copyright 2016 The Lannister Project
    * 
    * Licensed 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 net.anyflow.lannister.cluster;
  
  import java.io.IOException;
  import java.util.HashSet;
  
  import com.google.common.collect.Lists;
  import com.hazelcast.nio.ObjectDataInput;
  import com.hazelcast.nio.ObjectDataOutput;
  import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
  
  import net.anyflow.lannister.serialization.SerializableFactory;
  
  public class SerializableIntegerSet extends HashSet<Integer> implements IdentifiedDataSerializable {
  	private static final long serialVersionUID = -2853172691112908250L;
  	public static final int ID = 10;
  
  	public SerializableIntegerSet() {
  	}
  
  	public SerializableIntegerSet(Integer... items) {
  		this();
  
  		this.addAll(Lists.newArrayList(items));
  	}
  
  	@Override
  	public int getFactoryId() {
  		return SerializableFactory.ID;
  	}
  
  	@Override
  	public int getId() {
  		return ID;
  	}
  
  	@Override
  	public void writeData(ObjectDataOutput out) throws IOException {
  		out.writeInt(size());
  
  		for (Integer item : this) {
  			out.writeInt(item);
  		}
  	}
  
  	@Override
  	public void readData(ObjectDataInput in) throws IOException {
  		int size = in.readInt();
  
  		for (int i = 0; i < size; ++i) {
  			this.add(in.readInt());
  		}
  	}
  }