    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.ImagingException;
    022import org.apache.commons.imaging.formats.tiff.TiffField;
    023
    024public class FieldTypeByte extends AbstractFieldType {
    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 ImagingException {
    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 ImagingException("Invalid data", o);
    047    }
    048
    049}