SimpleEncryptor.java

/*
 * ====================
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2008-2009 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of the Common Development
 * and Distribution License("CDDL") (the "License").  You may not use this file
 * except in compliance with the License.
 *
 * You can obtain a copy of the License at
 * http://opensource.org/licenses/cddl1.php
 * See the License for the specific language governing permissions and limitations
 * under the License.
 *
 * When distributing the Covered Code, include this CDDL Header Notice in each file
 * and include the License file at http://opensource.org/licenses/cddl1.php.
 * If applicable, add the following below this CDDL Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * ====================
 */
package org.identityconnectors.common.security;

/**
 * A simple {@link Encryptor} to use in tests.
 */
public class SimpleEncryptor implements Encryptor {

    public byte[] encrypt(byte[] bytes) {
        return xor(bytes);
    }

    public byte[] decrypt(byte[] bytes) {
        return xor(bytes);
    }

    private byte[] xor(byte[] bytes) {
        byte[] result = new byte[bytes.length];
        System.arraycopy(bytes, 0, result, 0, bytes.length);
        for (int i = 0; i < bytes.length; i++) {
            result[i] = (byte) (bytes[i] ^ 42);
        }
        return result;
    }
}