Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

public class Main {
    public static String nameFromEmail(String email) {

        if (isEmptyTrimmed(email) || !email.contains("@")) {
            return email;
        }

        int atIndex = email.indexOf("@");

        return email.substring(0, atIndex);
    }

    public static boolean isEmptyTrimmed(String str) {
        return (isNull(str) || str.trim().length() == 0);

    }

    public static boolean isNull(String str) {
        return str == null;
    }
}