| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.sanselan.formats.tiff.write; |
| |
| import java.io.IOException; |
| |
| import org.apache.commons.sanselan.ImageWriteException; |
| import org.apache.commons.sanselan.common.BinaryOutputStream; |
| import org.apache.commons.sanselan.formats.tiff.constants.AllTagConstants; |
| |
| abstract class TiffOutputItem implements AllTagConstants |
| { |
| public static final int UNDEFINED_VALUE = -1; |
| |
| private int offset = UNDEFINED_VALUE; |
| |
| protected int getOffset() |
| { |
| return offset; |
| } |
| |
| protected void setOffset(int offset) |
| { |
| this.offset = offset; |
| } |
| |
| public abstract int getItemLength(); |
| |
| public abstract String getItemDescription(); |
| |
| public abstract void writeItem(BinaryOutputStream bos) throws IOException, |
| ImageWriteException; |
| |
| public static class Value extends TiffOutputItem |
| { |
| private final byte bytes[]; |
| private final String name; |
| |
| public Value(final String name, final byte[] bytes) |
| { |
| this.name = name; |
| this.bytes = bytes; |
| } |
| |
| @Override |
| public int getItemLength() |
| { |
| return bytes.length; |
| } |
| |
| @Override |
| public String getItemDescription() |
| { |
| return name; |
| } |
| |
| public void updateValue(byte bytes[]) throws ImageWriteException |
| { |
| if (this.bytes.length != bytes.length) |
| throw new ImageWriteException("Updated data size mismatch: " |
| + this.bytes.length + " vs. " + bytes.length); |
| System.arraycopy(bytes, 0, this.bytes, 0, bytes.length); |
| } |
| |
| @Override |
| public void writeItem(BinaryOutputStream bos) throws IOException, |
| ImageWriteException |
| { |
| bos.write(bytes); |
| } |
| } |
| } |