001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.imaging.formats.webp; 018 019import java.util.ArrayList; 020import java.util.Collections; 021import java.util.List; 022 023import org.apache.commons.imaging.common.GenericImageMetadata; 024import org.apache.commons.imaging.formats.tiff.TiffImageMetadata; 025 026/** 027 * WebP image metadata. 028 * 029 * @since 1.0-alpha4 030 */ 031public final class WebPImageMetadata extends GenericImageMetadata { 032 033 /** 034 * TIFF Exif metadata. 035 */ 036 private final TiffImageMetadata exif; 037 038 /** 039 * Create a new WebP image metadata object. 040 * 041 * @param exif the Exif metadata. 042 */ 043 public WebPImageMetadata(final TiffImageMetadata exif) { 044 this.exif = exif; 045 } 046 047 /** 048 * Returns the Exif metadata. 049 * 050 * @return {@code null} if no Exif metadata is available; otherwise, returns the Exif metadata. 051 */ 052 public TiffImageMetadata getExif() { 053 return exif; 054 } 055 056 @Override 057 public List<? extends ImageMetadataItem> getItems() { 058 final ArrayList<ImageMetadataItem> items = new ArrayList<>(super.getItems()); 059 if (exif != null) { 060 items.addAll(exif.getItems()); 061 } 062 return Collections.unmodifiableList(items); 063 } 064}