org.vertexium.util.JavaSerializableUtils Maven / Gradle / Ivy

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package org.vertexium.util;

import java.io.*;

public class JavaSerializableUtils {
    public static byte[] objectToBytes(Object obj) {
        try {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            ObjectOutputStream oos = new ObjectOutputStream(baos);
            oos.writeObject(obj);
            oos.close();
            return baos.toByteArray();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    public static Object bytesToObject(byte[] bytes) {
        try {
            try (ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(bytes))) {
                return ois.readObject();
            }
        } catch (IOException | ClassNotFoundException e) {
            throw new RuntimeException(e);
        }
    }

    @SuppressWarnings("unchecked")
    public static  T copy(T value) {
        return (T) bytesToObject(objectToBytes(value));
    }
}