1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.imaging.formats.webp;
18
19 import java.util.ArrayList;
20 import java.util.Collections;
21 import java.util.List;
22
23 import org.apache.commons.imaging.common.GenericImageMetadata;
24 import org.apache.commons.imaging.formats.tiff.TiffImageMetadata;
25
26 /**
27 * WebP image metadata.
28 *
29 * @since 1.0.0-alpha4
30 */
31 public final class WebPImageMetadata extends GenericImageMetadata {
32
33 /**
34 * TIFF Exif metadata.
35 */
36 private final TiffImageMetadata exif;
37
38 /**
39 * Create a new WebP image metadata object.
40 *
41 * @param exif the Exif metadata.
42 */
43 public WebPImageMetadata(final TiffImageMetadata exif) {
44 this.exif = exif;
45 }
46
47 /**
48 * Returns the Exif metadata.
49 *
50 * @return {@code null} if no Exif metadata is available; otherwise, returns the Exif metadata.
51 */
52 public TiffImageMetadata getExif() {
53 return exif;
54 }
55
56 @Override
57 public List<? extends ImageMetadataItem> getItems() {
58 final ArrayList<ImageMetadataItem> items = new ArrayList<>(super.getItems());
59 if (exif != null) {
60 items.addAll(exif.getItems());
61 }
62 return Collections.unmodifiableList(items);
63 }
64 }