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 final String bytesToHexString(byte[] bArray) {
    StringBuffer sb = null;//  ww w .java  2 s.co m
    String sTemp;

    if (bArray == null || bArray.length <= 0) {
        return null;
    }
    sb = new StringBuffer(bArray.length);
    for (int i = 0; i < bArray.length; i++) {
        sTemp = Integer.toHexString(0xFF & bArray[i]);
        if (sTemp.length() < 2)
            sb.append(0);
        sb.append(sTemp.toUpperCase());
    }
    return sb.toString();
}

From source file:Main.java

/**
 * Transforms bytes to String/*from   ww w.j av  a 2s  .co  m*/
 *
 * @param data bytes
 * @return String
 */
public static String bytesToHex(byte[] data) {
    if (data == null)
        return null;

    String str = "";
    for (byte aData : data) {
        if ((aData & 0xFF) < 16)
            str = str + "0" + Integer.toHexString(aData & 0xFF);
        else
            str = str + Integer.toHexString(aData & 0xFF);
    }
    return str;
}

From source file:Main.java

public static String bytesToHexString(byte[] bArray) {
    if (bArray == null) {
        return null;
    }/*from  w w  w  . j  a v a2  s. c  o  m*/
    if (bArray.length == 0) {
        return "";
    }
    StringBuffer sb = new StringBuffer(bArray.length);
    String sTemp;
    for (int i = 0; i < bArray.length; i++) {
        sTemp = Integer.toHexString(0xFF & bArray[i]);
        if (sTemp.length() < 2)
            sb.append(0);
        sb.append(sTemp.toUpperCase());
    }
    return sb.toString();
}

From source file:Main.java

private static String getCheckSum(String aString) {
    int checksum = 0;
    String checkedString = aString.substring(1, aString.indexOf("*"));

    for (int i = 0; i < checkedString.length(); i++) {
        checksum = checksum ^ checkedString.charAt(i);
    }/*from w  ww.j av a2s .  c  om*/

    String hex = Integer.toHexString(checksum);
    if (hex.length() == 1)
        hex = "0" + hex;

    return hex.toUpperCase();
}

From source file:Main.java

/**
 * Returns a string representation of the integer argument as an
 * unsigned integer in base&nbsp;16. The string will be uppercase
 * and will have a leading '0x'./*from ww w  . j  a  v  a 2 s  .c  o m*/
 *
 * @param value the integer value
 *
 * @return the hex string representation
 */
public static String toHexString(final int value) {
    return "0x" + Integer.toHexString(value).toUpperCase();
}

From source file:Main.java

public static String byteToHexString(byte b) {
    String ret = "";
    int intVal = b & 0xff;
    if (intVal < 0x10)
        ret += "0";
    ret += Integer.toHexString(intVal);
    return ret;/*from w  w  w  .  j a  v a2s  .  c om*/
}

From source file:Main.java

public static String byteArrayToHexString(byte[] b) {
    StringBuffer sb = new StringBuffer(b.length * 2);
    for (int i = 0; i < b.length; i++) {
        int v = b[i] & 0xff;
        if (v < 16) {
            sb.append('0');
        }/*from www.  ja  va  2 s  .co m*/
        sb.append(Integer.toHexString(v));
    }
    return sb.toString().toUpperCase(Locale.US);
}

From source file:Main.java

public static String generateMd5Hash(String str) {
    try {/*from  www  . j  av a2  s. c  o m*/
        MessageDigest m = MessageDigest.getInstance("MD5");
        m.update(str.getBytes("UTF8"));
        byte s[] = m.digest();
        String result = "";
        for (int i = 0; i < s.length; i++) {
            result += Integer.toHexString((0x000000ff & s[i]) | 0xffffff00).substring(6);
        }
        return result;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static String toHexString(byte[] bytes) {
    StringBuilder builder = new StringBuilder();
    for (byte b : bytes) {
        builder.append(Integer.toHexString((b >> 4) & 0xf));
        builder.append(Integer.toHexString(b & 0xf));
    }/*from  www .j  a  va 2s  . c  o m*/
    return builder.toString();
}

From source file:Main.java

public static String bytesToHexString(byte[] bytes) {
    StringBuilder stringBuilder = new StringBuilder("");
    if (bytes == null || bytes.length <= 0) {
        return null;
    }/*from  w ww .j a  v  a2 s . c  o  m*/
    for (int i = 0; i < bytes.length; i++) {
        int v = bytes[i] & 0xFF;
        String hv = Integer.toHexString(v);
        if (hv.length() < 2) {
            stringBuilder.append(0);
        }
        stringBuilder.append(hv).append(" ");
    }
    return stringBuilder.toString();
}