2 * Copyright 2008 ZXing authors
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package com.google.zxing.client.result;
19 import com.google.zxing.BarcodeFormat;
20 import com.google.zxing.Result;
23 * Parses strings of digits that represent a ISBN.
25 * @author jbreiden@google.com (Jeff Breidenbach)
27 public class ISBNResultParser extends ResultParser {
29 private ISBNResultParser() {
32 // ISBN-13 For Dummies
33 // http://www.bisg.org/isbn-13/for.dummies.html
34 public static ISBNParsedResult parse(Result result) {
35 BarcodeFormat format = result.getBarcodeFormat();
36 if (!BarcodeFormat.EAN_13.equals(format)) {
39 String rawText = result.getText();
40 if (rawText == null) {
43 int length = rawText.length();
47 if (!rawText.startsWith("978") && !rawText.startsWith("979")) {
51 return new ISBNParsedResult(rawText);