Java Byte to Hex String byteToHexString(byte bytes[])

Description

Given an array of bytes it will convert the bytes to a hex string representation of the bytes

License

Apache License

Parameter

Parameter	Description
bytes	a parameter

Return

hex string representation of the byte array

Declaration

public static String byteToHexString(byte bytes[]) 

Method Source Code

//package com.java2s;
/**//from  w ww  .j a v a2  s.c  om
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

public class Main {
    /**
     * 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)).substring(1));
        }
        return retString.toString();
    }

    public static String substring(String str, int start, int end) {
        if (str == null)
            return null;

        byte[] data = str.getBytes();
        if (data.length < start) {
            return "";
        }

        int realEnd = end >= data.length ? data.length : end;

        int length = realEnd - start;

        byte[] result = new byte[length];
        for (int i = start; i < realEnd; i++) {
            result[i - start] = data[i];
        }

        return new String(result);
    }
}

Related

1. byteToHexString(byte b)
2. byteToHexString(byte b)
3. byteToHexString(byte b)
4. byteToHexString(byte b)
5. byteToHexString(byte b)
6. byteToHexString(byte data)
7. byteToHexString(byte data)
8. byteToHexString(byte ib)
9. byteToHexString(byte in)