tl  tr
  Home | Tutorials | Articles | Videos | Products | Tools | Search
Open Source | Tag Cloud | Follow Us | Bookmark | Contact   
 
 Tools and Libs > Commons Lang3 > Strings > Contains Only

Contains Only 

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 StringUtils.containsOnly() API. It returns TRUE if the given char sequence contains only the search characters.

File Name  :  
com/bethecoder/tutorials/commons_lang/tests/strings/ContainsOnlyTest.java 
Author  :  Sudhakar KV
Email  :  kvenkatasudhakar@gmail.com
   
package com.bethecoder.tutorials.commons_lang.tests.strings;

import org.apache.commons.lang3.StringUtils;

public class ContainsOnlyTest {

  /**
   @param args
   */
  public static void main(String[] args) {
    System.out.println(StringUtils.containsOnly(null, 'a'));
    System.out.println(StringUtils.containsOnly("abc"'b'));
    System.out.println(StringUtils.containsOnly("acbccbba"'a''b''c'));
    System.out.println(StringUtils.containsOnly("acbccbba""abc".toCharArray()));
  }

}
   

It gives the following output,
false
false
true
true


                    Print

   



Books Recommendation

 
 
bl  br