Convert the bytes to a hex string representation of the bytes : Hexadecimal « Data Type « Java

Convert the bytes to a hex string representation of the bytes

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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
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import java.text.DateFormat;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.StringTokenizer;
import java.util.Collection;

 * General string utils
public class StringUtils {

  final public static char COMMA = ',';
  final public static String COMMA_STR = ",";
  final public static char ESCAPE_CHAR = '\\';
  private static DecimalFormat oneDecimal = new DecimalFormat("0.0");
   * Given an array of bytes it will convert the bytes to a hex string
   * representation of the bytes
   * @param bytes
   * @return hex string representation of the byte array
  public static String byteToHexString(byte bytes[]) {
    StringBuffer retString = new StringBuffer();
    for (int i = 0; i < bytes.length; ++i) {
      retString.append(Integer.toHexString(0x0100 + (bytes[i] & 0x00FF))
    return retString.toString();


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