Example usage for java.lang Long toString

Introduction

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

Prototype

public static String toString(long i)

Source Link

Document

Returns a String object representing the specified long .

Usage

From source file:Main.java

/**
 * prepare long value used as amount for display
 * (implicit 2 decimals)/*  w w  w  .j  av a 2s  .  com*/
 * @param l value
 * @param len display len
 * @return formated field
 * @exception ISOException
 */
public static String formatAmount(long l, int len) {
    String buf = Long.toString(l);
    if (l < 100)
        buf = zeropad(buf, 3);
    StringBuilder s = new StringBuilder(padleft(buf, len - 1, ' '));
    s.insert(len - 3, '.');
    return s.toString();
}

From source file:Main.java

public static String formatSize(long size) {
    String suffix = null;//from ww w.  java 2  s  .  c  o  m

    if (size >= 1024) {
        suffix = "KB";
        size /= 1024;
        if (size >= 1024) {
            suffix = "MB";
            size /= 1024;
        }
    }

    StringBuilder resultBuffer = new StringBuilder(Long.toString(size));

    int commaOffset = resultBuffer.length() - 3;
    while (commaOffset > 0) {
        resultBuffer.insert(commaOffset, ',');
        commaOffset -= 3;
    }

    if (suffix != null) {
        resultBuffer.append(suffix);
    }

    return resultBuffer.toString();
}

From source file:Main.java

public static String trans2FreeAndTotalMem(long[] memInfo) {
    return Long.toString(memInfo[1] + memInfo[2] + memInfo[3]) + "M/" + Long.toString(memInfo[0]) + "M";
}