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-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 }