Arrays to String 

Apache Commons Lang 3.0 is a java library with lot of utilities and reusable components. This requires the library commons-lang3-3.0.1.jar to be in classpath. The following example shows using ArrayUtils.toString() API. It converts the array to string representation.

File Name  :   com/bethecoder/tutorials/commons_lang/tests/arrays/ToStringTest.java  Author  :   Sudhakar KV Email  :   [email protected]

package com.bethecoder.tutorials.commons_lang.tests.arrays; import org.apache.commons.lang3.ArrayUtils; public class ToStringTest {   /**    * @param args    */   public static void main(String[] args) {     String [] strings = { "ONE", "TWO", "THREE", "FOUR" };     int [] ints = { 1, 2, 3, 4 };          System.out.println(ArrayUtils.toString(strings));     System.out.println(ArrayUtils.toString(ints));     System.out.println(ArrayUtils.toString(null));     System.out.println(ArrayUtils.toString(new char [] {}));   } }

{ONE,TWO,THREE,FOUR}
{1,2,3,4}
{}
{}