Java tutorial
/** * Copyright (C) 2012 KRM Associates, Inc. healtheme@krminc.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* * To change this template, choose Tools | Templates * and open the template in the editor. */ package com.krminc.phr.api.converter.util; import java.util.regex.Matcher; import java.util.regex.Pattern; import org.apache.commons.lang.StringEscapeUtils; /** * * @author cmccall */ public class ConverterUtils { // Suppress default constructor for noninstantiability private ConverterUtils() { throw new AssertionError(); } public static final String prepareInput(String input) { return StringEscapeUtils.escapeHtml(input.trim()); } public static final Boolean isValidMask(String mask) { mask = prepareInput(mask); //mask is binary string final String MASK_REGEX = "^[01]+$"; Pattern pattern = Pattern.compile(MASK_REGEX); Matcher matcher = pattern.matcher(mask); if (matcher.find()) { return true; } return false; } public static final Boolean isValidPhoneNumber(String phonenumber) { phonenumber = prepareInput(phonenumber); //number is optional 1 followed by 3 4 4 digits with optional non-digits surrounding final String CONTACT_REGEX = "^1?\\D?(\\d{3})\\D?\\D?(\\d{3})\\D?(\\d{4})$"; Pattern pattern = Pattern.compile(CONTACT_REGEX); Matcher matcher = pattern.matcher(phonenumber); if (matcher.find()) { return true; } return false; } }