goja.core.kits.io.SerializableKit Maven / Gradle / Ivy

Go to download
/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2013-2014 sagyf Yang. The Four Group.
 */
package goja.core.kits.io;


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

//import java.util.zip.GZIPInputStream;
//import java.util.zip.GZIPOutputStream;

public class SerializableKit {

    /**
     * 将对象序列化为byte[]
     *
     * @param obj serializable object
     * @return byte.
     */
    public static byte[] toByteArray(Serializable obj) {
        byte[] bytes = null;
        ObjectOutputStream oos = null;
        ByteArrayOutputStream baos = null;
        try {
            baos = new ByteArrayOutputStream();
            oos = new ObjectOutputStream(baos);
            oos.writeObject(obj);
            oos.flush();
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            if (oos != null) {
                try {
                    oos.close();
                    bytes = baos.toByteArray();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
        }
        return bytes;
    }

    /**
     * 将byte[]反序列化为Object
     *
     * @param bytes byte .
     * @return objcet.
     */
    public static Serializable toObject(byte[] bytes) {
        Serializable obj = null;
        ObjectInputStream ois = null;
        try {
            ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
            ois = new ObjectInputStream(bais);
            obj = (Serializable) ois.readObject();
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            if (ois != null) {
                try {
                    ois.close();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
        }
        return obj;
    }
}