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 arrayToString(String[] array, String delimiter) {
    StringBuilder sb = new StringBuilder();
    if (array.length > 0) {
        sb.append(array[0]);// w w w.  j av  a 2  s .c  o  m
        for (int i = 1; i < array.length; i++) {
            sb.append(delimiter);
            sb.append(array[i]);
        }
    }
    return sb.toString();
}

From source file:Main.java

public static String unicodeToChinese(String unicode) {
    StringBuilder out = new StringBuilder();
    if (!isBlank(unicode)) {
        for (int i = 0; i < unicode.length(); i++) {
            out.append(unicode.charAt(i));
        }//from   w w w .  j a  v a 2s. c om
    }
    return out.toString();
}

From source file:Main.java

public static String joinArray(ArrayList arr) {
    StringBuilder sb = new StringBuilder();
    for (Object obj : arr) {
        sb.append(obj);/*from   w  w w  .  j av a 2 s .  c o m*/
    }
    return sb.toString();
}

From source file:Main.java

public static String implodeInt(int[] list) {
    String sep = ",";
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < list.length; i++) {
        sb.append(Integer.toString(list[i]));
        if (i != list.length - 1) {
            sb.append(sep);//from  w  w w. j a v a 2 s.  co  m
        }
    }
    return sb.toString();
}

From source file:Main.java

public static String joinTasks(CharSequence delimiter, int[] ids) {
    StringBuilder sb = new StringBuilder();
    boolean firstTime = true;
    for (int i = 0; i < ids.length; i++) {
        if (firstTime) {
            firstTime = false;//from  ww w  .  j  av  a 2 s .c om
        } else {
            sb.append(delimiter);
        }
        sb.append(ids[i]);
    }
    return sb.toString();
}

From source file:Main.java

public static String ubytesToString(byte[] data, int offset, int len) {
    StringBuilder sb = new StringBuilder();
    if (len > 0) {
        int p = offset;
        sb.append(data[p++] & 0xFF);
        for (int i = 1; i < len; ++i) {
            sb.append(',').append(data[p++] & 0xFF);
        }/*from  ww  w .  ja  v  a 2s  . co m*/
    }
    return sb.toString();
}

From source file:Main.java

public static String generateStringContentType(final String charset) {
    StringBuilder buffer = new StringBuilder();
    buffer.append("application/x-www-form-urlencoded");
    if (charset != null) {
        buffer.append("; charset=");
        buffer.append(charset);// w  w  w . java2  s  . c o m
    }
    return buffer.toString();
}

From source file:Main.java

public static String printBundle(Bundle bundle) {
    StringBuilder sb = new StringBuilder();
    for (String key : bundle.keySet()) {
        sb.append("\nkey:" + key + ", value:" + bundle.getString(key));
    }// ww  w  .  j  a va  2  s  .  com
    return sb.toString();
}

From source file:Main.java

public static String shortsToString(short[] data, int offset, int len) {
    StringBuilder sb = new StringBuilder();
    if (len > 0) {
        int p = offset;
        sb.append(data[p++]);//  w  w  w  .  j  a  v a2s .c o  m
        for (int i = 1; i < len; ++i) {
            sb.append(',').append(data[p++]);
        }
    }
    return sb.toString();
}

From source file:Main.java

public static String ubytesToString16(byte[] data, int offset, int len) {
    StringBuilder sb = new StringBuilder();
    if (len > 0) {
        int p = offset;
        sb.append(Integer.toHexString(data[p++] & 0xFF));
        for (int i = 1; i < len; ++i) {
            sb.append(',').append(Integer.toHexString(data[p++] & 0xFF));
        }/*from   w w w  . j a v  a  2s .c o m*/
    }
    return sb.toString();
}