WAP to remove white space in String using built in and without inbuilt in method

 package com.javapractice;

public class RemoveWhiteSpace1 {

public static String removeWhiteString(String str){

String whilteSpace=str.replaceAll("\\s","");

System.out.println("Remove White Space of String::" +whilteSpace);

return whilteSpace;

}

public static String removewhiteSpacewithinbuilt(String str){

char[] ch=str.toCharArray();

for(char c:ch){

if(!(c==' ')){

System.out.print(c);

}

}

return str;

}

   public static void main(String[] args) {

removeWhiteString("  Bangalore    is    Beautiful  city    ");

removewhiteSpacewithinbuilt("  Bangalore    is    Beautiful  city    ");

}

}