//Set the email pattern string Pattern pPattern = Pattern.compile("([a-zA-Z0-9_\\-\\.]+)@((\\[[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.)|(" + "([a-zA-Z0-9\\-]+\\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\\]?)"); //Match the given string with the pattern Matcher mMather = pPattern.matcher(strEmail); return mMather.matches();