Android Open Source - PicSync Hex Conversions

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Back to project page PicSync.

License

The source code is released under:

Apache License

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Java Source Code

package com.darrenmowat.gdcu.utils;
//w w  w  .j  a  v  a  2 s . c om
/*
 * =============================================================================
 * Copyright (c) 1998-2009 Jeffrey M. Hunter. All rights reserved.
 * 
 * All source code and material located at the Internet address of
 * http://www.idevelopment.info is the copyright of Jeffrey M. Hunter and
 * is protected under copyright laws of the United States. This source code may
 * not be hosted on any other site without my express, prior, written
 * permission. Application to host any of the material elsewhere can be made by
 * contacting me at jhunter@idevelopment.info.
 *
 * I have made every effort and taken great care in making sure that the source
 * code and other content included on my web site is technically accurate, but I
 * disclaim any and all responsibility for any loss, damage or destruction of
 * data or any other property which may arise from relying on it. I will in no
 * case be liable for any monetary damages arising from such loss, damage or
 * destruction.
 * 
 * As with any code, ensure to test this code in a development environment 
 * before attempting to run it in production.
 * =============================================================================
 */

public class HexConversions {

  /**
   * Convenience method to convert a byte array to a hex string.
   * 
   * @param data
   *            the byte[] to convert
   * @return String the converted byte[]
   */
  public static String bytesToHex(byte[] data) {
    StringBuffer buf = new StringBuffer();
    for (int i = 0; i < data.length; i++) {
      buf.append(byteToHex(data[i]).toUpperCase());
    }
    return (buf.toString());
  }

  /**
   * method to convert a byte to a hex string.
   * 
   * @param data
   *            the byte to convert
   * @return String the converted byte
   */
  public static String byteToHex(byte data) {
    StringBuffer buf = new StringBuffer();
    buf.append(toHexChar((data >>> 4) & 0x0F));
    buf.append(toHexChar(data & 0x0F));
    return buf.toString();
  }

  /**
   * Convenience method to convert an int to a hex char.
   * 
   * @param i
   *            the int to convert
   * @return char the converted char
   */
  public static char toHexChar(int i) {
    if ((0 <= i) && (i <= 9)) {
      return (char) ('0' + i);
    } else {
      return (char) ('a' + (i - 10));
    }
  }

}

Java Source Code List