Example usage for java.lang Integer toString

Introduction

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

Prototype

public static String toString(int i, int radix)

Source Link

Document

Returns a string representation of the first argument in the radix specified by the second argument.

Usage

From source file:Main.java

private static String hexOffset(int i) {
    i = (i >> 4) << 4;/* w w  w.j a  v a2  s  .  com*/
    int w = i > 0xFFFF ? 8 : 4;
    try {
        return zeropad(Integer.toString(i, 16), w);
    } catch (Exception e) {
        // should not happen
        return e.getMessage();
    }
}

From source file:Main.java

/**
 * Format character for debugging output, which it is prefixed with "0x", padded left with '0'
 * and either 4 or 6 hex characters in width according to whether it is in the BMP or not.
 *
 * @param c/*  ww  w. j  a v a 2 s .com*/
 *     character code
 * @return formatted character string
 */
public static String format(int c) {
    if (c < 1114112) {
        return "0x" + padLeft(Integer.toString(c, 16), (c < 65536) ? 4 : 6, '0');
    } else {
        return "!NOT A CHARACTER!";
    }
}

From source file:Main.java

public static String toHexString(byte[] bytes) {
    if (bytes == null) {
        return null;
    }//from  ww  w . j  a  v a  2 s.c o m

    StringBuffer result = new StringBuffer();
    for (byte b : bytes) {
        result.append(Integer.toString((b & 0xF0) >> 4, 16));
        result.append(Integer.toString(b & 0x0F, 16));
    }
    return result.toString();
}

From source file:Main.java

public static String checksum(String path, String algorithm) {
    MessageDigest md = null;/*from   www.j a  va2s . co m*/

    try {
        md = MessageDigest.getInstance(algorithm);
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    }

    FileInputStream i = null;

    try {
        i = new FileInputStream(path);
    } catch (FileNotFoundException e) {
        throw new RuntimeException(e);
    }

    byte[] buf = new byte[1024];
    int len = 0;

    try {
        while ((len = i.read(buf)) != -1) {
            md.update(buf, 0, len);
        }
    } catch (IOException e) {

    }

    byte[] digest = md.digest();

    // HEX
    StringBuilder sb = new StringBuilder();
    for (byte b : digest) {
        sb.append(Integer.toString((b & 0xff) + 0x100, 16).substring(1));
    }

    return sb.toString();

}

From source file:Main.java

/**
 * Returns a unique ID which can be used for example as the value of an
 * attribute of type ID./*from   w  ww  .  ja v a2  s  .  c o  m*/
 */
public static final String getUniqueId() {
    StringBuffer buffer = new StringBuffer();

    buffer.append("___");
    buffer.append(Long.toString(System.currentTimeMillis(), Character.MAX_RADIX));
    buffer.append(".");
    buffer.append(Integer.toString(uniqueId++, Character.MAX_RADIX));

    return buffer.toString();
}