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 Tools and Libs > Google Guava > Basic > Joiner Use For Null

Joiner Use For Null 

Google Guava is a java library with lot of utilities and reusable components. This requires the library guava-10.0.jar to be in classpath. The following example shows using Joiner class. It joins the given strings with provided separator.

File Name  :  
Author  :  Sudhakar KV
Email  :
package com.bethecoder.tutorials.guava.base_tests;


public class JoinNullReplaceTest {

   @param args
  public static void main(String[] args) {
    Joiner joiner = Joiner.on(":").useForNull("<nil>");
    String str = joiner.join("One", null, null, "Two""Three", null, "Four")


It gives the following output,



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