2 * Copyright 2007 Google Inc.
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;
19 import com.google.zxing.qrcode.QRCodeReader;
21 import java.util.Hashtable;
24 * For now, only delegates to {@link QRCodeReader}.
26 * @author srowen@google.com (Sean Owen), dswitkin@google.com (Daniel Switkin)
28 public final class MultiFormatReader implements Reader {
30 public Result decode(MonochromeBitmapSource image) throws ReaderException {
31 return decode(image, null);
34 public Result decode(MonochromeBitmapSource image, Hashtable hints)
35 throws ReaderException {
36 Hashtable possibleFormats =
37 hints == null ? null : (Hashtable) hints.get(DecodeHintType.POSSIBLE_FORMATS);
38 if (possibleFormats == null || possibleFormats.contains(BarcodeFormat.QR_CODE)) {
39 return new QRCodeReader().decode(image, hints);
41 throw new ReaderException();