Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {
    public static boolean isEmailValid(String email) {
        if (isEmpty(email)) {
            return false;
        }
        String regex = "[\\w!#$%&'*+/=?^_`{|}~-]+(?:\\.[\\w!#$%&'*+/=?^_`{|}~-]+)*@(?:[\\w](?:[\\w-]*[\\w])?\\.)+[\\w](?:[\\w-]*[\\w])?";
        Pattern p = Pattern.compile(regex);
        Matcher matcher = p.matcher(email);
        return matcher.matches();
    }

    public static boolean isEmpty(CharSequence str) {
        return (str == null || str.length() == 0);
    }
}