Java - Write code to compare two string for equal ignore Case And Space and handle null value

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Requirements

Write code to compare two string for equal ignore Case And Space and handle null value

Demo

//package com.book2s;

public class Main {
    public static void main(String[] argv) {
        String one = "book2s.com";
        String another = "book2s.com";
        System.out.println(equalignoreCaseAndSpace(one, another));
    }//from w  ww.jav  a  2 s  .  c om

    public static boolean equalignoreCaseAndSpace(String one, String another) {
        if (one == null) {
            return another == null;
        }
        if (another == null) {
            return false;
        }
        return one.trim().equalsIgnoreCase(another.trim());
    }

    public static String trim(String str) {
        return (str == null) ? null : str.trim();
    }
}

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