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/*
 *
 *  * Copyright 2015 Skymind,Inc.
 *  *
 *  *    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 org.deeplearning4j.scaleout.zookeeper.utils;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;

public class ZkUtils {

	private ZkUtils() {
	}

	public static byte[] toBytes(Serializable ser) throws Exception {
		ByteArrayOutputStream bos = new ByteArrayOutputStream();
		ObjectOutputStream ois = new ObjectOutputStream(bos);
		ois.writeObject(ser);
		return bos.toByteArray();
	}
	
	@SuppressWarnings("unchecked")
	public static  T fromBytes(byte[] data,Class clazz) throws Exception {
		ByteArrayInputStream bis = new ByteArrayInputStream(data);
		ObjectInputStream ois = new ObjectInputStream(bis);
		return (T) ois.readObject();
	}

}