/*
 * Copyright (c) 2008-2018, Hazelcast, Inc. All Rights Reserved.
 *
 * 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 serializer;

import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.StreamSerializer;

import java.io.IOException;
import java.util.PriorityQueue;

public final class PriorityQueueSerializer implements StreamSerializer<PriorityQueue> {

    @Override
    public int getTypeId() {
        return SerializationConstants.PRIORITY_QUEUE;
    }

    @Override
    public void destroy() {
    }

    @Override
    public void write(ObjectDataOutput out, PriorityQueue queue) throws IOException {
        out.writeInt(queue.size());
        out.writeObject(queue.comparator());
        for (Object o : queue) {
            out.writeObject(o);
        }
    }

    @Override
    public PriorityQueue read(ObjectDataInput in) throws IOException {
        int size = in.readInt();
        PriorityQueue res = new PriorityQueue(size, in.readObject());
        for (int i = 0; i < size; i++) {
            res.add(in.readObject());
        }
        return res;
    }
}
