| /* |
| * 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. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.pdf.xref; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| |
| import org.apache.fop.pdf.PDFObjectNumber; |
| |
| /** |
| * A reference to an indirect object stored in an object stream. Contains the relevant |
| * information to add to a cross-reference stream. |
| */ |
| public class CompressedObjectReference implements ObjectReference { |
| |
| private final PDFObjectNumber objectNumber; |
| |
| private final PDFObjectNumber objectStreamNumber; |
| |
| private final int index; |
| |
| /** |
| * Creates a new reference. |
| * |
| * @param objectNumber the number of the compressed object being referenced |
| * @param objectStreamNumber the number of the object stream in which the compressed |
| * object is to be found |
| * @param index the index of the compressed object in the object stream |
| */ |
| public CompressedObjectReference(PDFObjectNumber objectNumber, PDFObjectNumber objectStreamNumber, int index) { |
| this.objectNumber = objectNumber; |
| this.objectStreamNumber = objectStreamNumber; |
| this.index = index; |
| } |
| |
| public void output(DataOutputStream out) throws IOException { |
| out.write(2); |
| out.writeLong(objectStreamNumber.getNumber()); |
| out.write(0); |
| out.write(index); |
| } |
| |
| public PDFObjectNumber getObjectNumber() { |
| return objectNumber; |
| } |
| |
| public PDFObjectNumber getObjectStreamNumber() { |
| return objectStreamNumber; |
| } |
| |
| } |