Example usage for java.lang StringBuilder StringBuilder

Introduction

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

Prototype

@HotSpotIntrinsicCandidate
public StringBuilder()

Source Link

Document

Constructs a string builder with no characters in it and an initial capacity of 16 characters.

Usage

From source file:Main.java

public static String getUuidStringFromByteArray(byte[] bytes) {
    StringBuilder buffer = new StringBuilder();
    for (byte aByte : bytes) {
        buffer.append(String.format("%02x", aByte));
    }/*w ww.  j a  va  2 s . co m*/
    return buffer.toString();
}

From source file:Main.java

private static String bytesToHexString(byte[] bytes) {
    StringBuilder builder = new StringBuilder();
    for (int i = 0; i < bytes.length; i++) {
        String hex = Integer.toHexString(0xFF & bytes[i]);
        if (hex.length() == 1) {
            builder.append("0");
        }/*w  w  w  .j  av a 2  s  .  c o  m*/
        builder.append(hex);
    }
    return builder.toString();
}

From source file:Main.java

public static String getUuidStringFromByteArray(byte[] bytes) {
    StringBuilder buffer = new StringBuilder();
    for (int i = 0; i < bytes.length; i++) {
        buffer.append(String.format("%02x", bytes[i]));
    }/* w  w w.j a v a 2s  . com*/
    return buffer.toString();
}

From source file:Main.java

public static String bytesToHexString(byte abyte0[]) {
    StringBuilder stringbuilder = new StringBuilder();
    for (int i = 0; i < abyte0.length; i++) {
        stringbuilder.append(String.format("%02x ", new Object[] { Byte.valueOf(abyte0[i]) }));
    }//  www .j  a  v  a  2  s  . c  o m

    return stringbuilder.toString();
}

From source file:Main.java

public static String byte2hexNoUpperCase(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  ww  .ja v  a 2s  .  co m*/
        sign.append(hex);
    }
    return sign.toString();
}

From source file:Main.java

public static String printMap(Map in) {
    StringBuilder sb = new StringBuilder();
    for (Iterator it = in.keySet().iterator(); it.hasNext();) {
        String key = (String) it.next();
        sb.append(key).append(" : ").append(in.get(key));
        sb.append("\n");
    }//w w  w . ja  v  a 2s. c o  m

    return sb.toString();
}

From source file:Main.java

public static String joinArray(int[] arr, String seperator) {
    StringBuilder sb = new StringBuilder();
    for (Integer i : arr) {
        sb.append(i).append(seperator);/*from w w  w  .j av a  2 s .  co  m*/
    }

    if (sb.length() > 0) {
        return sb.subSequence(0, sb.length() - seperator.length()).toString();
    }
    return sb.toString();
}

From source file:Main.java

public static String getHexBytes(String header, byte[] bytes) {
    StringBuilder sb = new StringBuilder();
    if (header != null) {
        sb.append(header + ": ");
    }/*from  ww w.j av  a 2 s. c  o  m*/
    for (byte b : bytes) {
        sb.append(String.format("%02X ", b));
    }
    return sb.toString();
}

From source file:Main.java

public static String implode(String glue, String[] array) {
    StringBuilder sb = new StringBuilder();

    for (int i = 0; i < array.length; i++) {
        sb.append(array[i]);/* w ww . ja v  a2 s  .  c o  m*/
        if (i != array.length - 1) {
            sb.append(glue);
        }
    }

    return sb.toString();
}

From source file:Main.java

public static String bytesToHexWithSpaces(byte[] bytes) {
    StringBuilder newString = new StringBuilder();
    for (byte aByte : bytes) {
        String byteHex = String.format("%02X", (byte) aByte);
        newString.append(byteHex).append(" ");

    }//from w  w  w.  jav  a 2  s . c  om
    return newString.toString().trim();

}