inventory.pl.helpers.Encryptor.java Source code

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Here is the source code for inventory.pl.helpers.Encryptor.java

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/*
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package inventory.pl.helpers;

import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import org.apache.commons.codec.binary.Base64;
import org.springframework.stereotype.Component;

/**
 *
 * @author A7med
 */
@Component
public class Encryptor {
    final static String KEY = "InVEntoryDRaGon2015";

    public synchronized String encrypt(String plaintext, boolean useXor) {
        if (useXor)
            plaintext = getXoredString(plaintext);
        MessageDigest md = null;
        try {
            md = MessageDigest.getInstance("SHA-256"); //step 2
        } catch (NoSuchAlgorithmException e) {

        }
        try {
            md.update(plaintext.getBytes("UTF-8")); //step 3
        } catch (UnsupportedEncodingException e) {

        }

        byte raw[] = md.digest(); //step 4
        String hash = Base64.encodeBase64String(raw); //step 5
        return hash; //step 6
    }

    private String getXoredString(String text) {
        char[] keys = KEY.toCharArray();
        char[] mesg = text.toCharArray();

        int ml = mesg.length;
        int kl = keys.length;
        char[] newmsg = new char[ml];

        for (int i = 0; i < ml; i++) {
            newmsg[i] = (char) (mesg[i] ^ keys[i % kl]);
        } //for i
        mesg = null;
        keys = null;
        return new String(newmsg);
    }
}