Java tutorial
//package com.java2s; import android.annotation.TargetApi; import android.os.Build; import android.util.Patterns; import java.util.regex.Pattern; public class Main { /** * Validate an email address * @param email email to validate * @return return true if email address is valid otherwise false */ @TargetApi(Build.VERSION_CODES.FROYO) public static boolean validateEmailAsPerAndroid(String email) { final Pattern pattern = Patterns.EMAIL_ADDRESS; return pattern.matcher(email).matches(); } }