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.tiff.fieldtypes;
018
019import java.nio.ByteOrder;
020
021import org.apache.commons.imaging.ImageWriteException;
022import org.apache.commons.imaging.formats.tiff.TiffField;
023
024public class FieldTypeByte extends FieldType {
025    public FieldTypeByte(final int type, final String name) {
026        super(type, name, 1);
027    }
028
029    @Override
030    public Object getValue(final TiffField entry) {
031        final byte[] bytes = entry.getByteArrayValue();
032        if (entry.getCount() == 1) {
033            return bytes[0];
034        }
035        return bytes;
036    }
037
038    @Override
039    public byte[] writeData(final Object o, final ByteOrder byteOrder) throws ImageWriteException {
040        if (o instanceof Byte) {
041            return new byte[] { ((Byte) o).byteValue(), };
042        }
043        if (o instanceof byte[]) {
044            return (byte[]) o;
045        }
046        throw new ImageWriteException("Invalid data", o);
047    }
048
049}