package gitlet;

import java.io.ByteArrayOutputStream;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.ObjectInputStream;

import java.io.ObjectOutputStream;

/* Functions to deserialize and serialize files */

public class FileUtil {

public static void serialize(File outFile, Object obj) {

try {

ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(outFile));

out.writeObject(obj);

out.close();

} catch (IOException excp) {

excp.printStackTrace();

}

}

public static Object deSerialize(File inFile) {

try {

ObjectInputStream inp = new ObjectInputStream(new FileInputStream(inFile));

Object obj = inp.readObject();

inp.close();

return obj;

} catch (IOException | ClassNotFoundException excp) {

excp.printStackTrace();

}

return null;

}

public static byte[] changeToByteArr(Object obj) {

try {

ByteArrayOutputStream stream = new ByteArrayOutputStream();

ObjectOutputStream objectStream = new ObjectOutputStream(stream);

objectStream.writeObject(obj);

objectStream.close();

return stream.toByteArray();

} catch (IOException excp) {

excp.printStackTrace();

}

return null;

}

}