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.jpeg.iptc; 018 019import java.util.Objects; 020 021/** 022 * Represents an IPTC block, a set of key-value pairs of Photoshop IPTC data. 023 */ 024public class IptcBlock { 025 // N.B. The class is used in public API parameter types 026 027 private final int blockType; 028 private final byte[] blockNameBytes; 029 private final byte[] blockData; 030 031 public IptcBlock(final int blockType, final byte[] blockNameBytes, final byte[] blockData) { 032 Objects.requireNonNull(blockNameBytes, "Block name bytes must not be null."); 033 Objects.requireNonNull(blockNameBytes, "Block data bytes must not be null."); 034 this.blockData = blockData; 035 this.blockNameBytes = blockNameBytes; 036 this.blockType = blockType; 037 } 038 039 public int getBlockType() { 040 return blockType; 041 } 042 043 public byte[] getBlockNameBytes() { 044 return blockNameBytes.clone(); 045 } 046 047 public byte[] getBlockData() { 048 return blockData.clone(); 049 } 050 051 052 public boolean isIPTCBlock() { 053 return blockType == IptcConstants.IMAGE_RESOURCE_BLOCK_IPTC_DATA; 054 } 055}