format Integer - Java java.lang

Java examples for java.lang:int Format

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Description

format Integer

Demo Code


//package com.java2s;
import java.text.DecimalFormat;

public class Main {
    public static String formatInteger(Object obj) {
        String out = "";
        if (obj == null) {
            return out;
        }//w w  w  . j  a  v  a 2 s.  c o m
        try {
            Integer ival = (Integer) obj;
            DecimalFormat intFormat = new DecimalFormat("###,###,###,##0");
            out = (new StringBuilder()).append(out)
                    .append(intFormat.format(ival)).toString();
        } catch (Exception e) {
            out = (new StringBuilder()).append(out)
                    .append("bad Integer in FormatUtils:")
                    .append(obj.toString()).append(" Error:")
                    .append(e.getMessage()).toString();
        }
        return out;
    }
}

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