Validator.java

package com.odoo.util;

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

public class Validator {
	private Pattern pattern;
	private Matcher matcher;

	private static final String EMAIL_PATTERN = "^[_A-Za-z0-9-\\+]+(\\.[_A-Za-z0-9-]+)*@"
			+ "[A-Za-z0-9-]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";

	public boolean validateEmail(final String hex) {
		pattern = Pattern.compile(EMAIL_PATTERN);
		matcher = pattern.matcher(hex);
		return matcher.matches();

	}
}