Example usage for java.lang Integer toHexString

Introduction

In this page you can find the example usage for java.lang Integer toHexString.

Prototype

public static String toHexString(int i)

Source Link

Document

Returns a string representation of the integer argument as an unsigned integer in base 16.

Usage

From source file:Main.java

public static int randomRGB() {
    String r, g, b;//from ww w .jav  a  2  s .c om
    Random random = new Random();
    r = Integer.toHexString(random.nextInt(256)).toUpperCase();
    g = Integer.toHexString(random.nextInt(256)).toUpperCase();
    b = Integer.toHexString(random.nextInt(256)).toUpperCase();
    r = r.length() == 1 ? "0" + r : r;
    g = g.length() == 1 ? "0" + g : g;
    b = b.length() == 1 ? "0" + b : b;
    return Color.parseColor("#" + (r + g + b));
}

From source file:Main.java

private static String byte2hex(byte[] bytes) {
    StringBuilder sign = new StringBuilder();
    for (int i = 0; i < bytes.length; i++) {
        String hex = Integer.toHexString(bytes[i] & 0xFF);
        if (hex.length() == 1) {
            sign.append("0");
        }//from   w w w . j av  a 2 s  .com
        sign.append(hex.toUpperCase());
    }
    return sign.toString();
}

From source file:Main.java

public static String byteToHexString(byte[] b) {
    StringBuffer hexString = new StringBuffer();
    for (int i = 0; i < b.length; i++) {
        String hex = Integer.toHexString(b[i] & 0xFF);
        if (hex.length() == 1) {
            hex = '0' + hex;
        }/*from ww w .  j a  va2 s .  c  o  m*/
        hexString.append(hex.toUpperCase());
    }
    return hexString.toString();
}

From source file:Main.java

public static String byte2hex(byte[] bytes) {
    StringBuilder sign = new StringBuilder();
    for (int i = 0; i < bytes.length; i++) {
        String hex = Integer.toHexString(bytes[i] & 0xFF);
        if (hex.length() == 1) {
            sign.append("0");
        }//from w  w w  .j  a  va  2s.c o  m
        sign.append(hex.toUpperCase());
    }
    return sign.toString();
}

From source file:Main.java

public static String parseByte2HexStr(byte buf[]) {
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < buf.length; i++) {
        String hex = Integer.toHexString(buf[i] & 0xFF);
        if (hex.length() == 1) {
            hex = '0' + hex;
        }// w w w .  j a v  a2 s. c o m
        sb.append(hex.toUpperCase());
    }
    return sb.toString();
}

From source file:Main.java

public static String byte2hex(byte[] buffer) {
    String h = "";

    for (int i = 0; i < buffer.length; i++) {
        String temp = Integer.toHexString(buffer[i] & 0xFF);
        if (temp.length() == 1) {
            temp = "0" + temp;
        }//from  www.  j  a v a2 s . c o  m
        h = h + " " + temp;
    }

    return h;
}

From source file:Main.java

private static String bytes2hex(byte[] bytes) {
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < bytes.length; i++) {
        String hex = Integer.toHexString(bytes[i] & 0XFF);
        if (hex.length() == 1) {
            sb.append("0").append(hex);
        } else {/*from   www . j a  v a 2 s  .c o m*/
            sb.append(hex);
        }
    }
    return sb.toString();
}

From source file:Main.java

public static String toHexString(byte[] bytes) {
    StringBuilder sign = new StringBuilder();
    for (int i = 0; i < bytes.length; i++) {
        String hex = Integer.toHexString(bytes[i] & 0xFF);
        if (hex.length() == 1) {
            sign.append("0");
        }/*  w w w  .java  2s .com*/
        sign.append(hex);
    }
    return sign.toString();
}

From source file:Main.java

public static String bytesToHexString(byte[] bytes) {
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < bytes.length; i++) {
        String hex = Integer.toHexString(0xFF & bytes[i]);
        if (hex.length() == 1) {
            sb.append('0');
        }/*from   w  w  w.  j  a  v  a2  s.c o m*/
        sb.append(hex);
    }
    return sb.toString();
}

From source file:Main.java

private static String convertToHexString(byte[] array) {
    StringBuilder hexStr = new StringBuilder();
    for (int i = 0; i < array.length; ++i) {
        hexStr.append(Integer.toHexString((array[i] & 0xFF) | 0x100).substring(1, 3));
    }/*  w ww.  ja va2  s . com*/
    return hexStr.toString();
}