| /* ==================================================================== |
| 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.poi.hslf.record; |
| import java.util.Map; |
| |
| /** |
| * A special (and dangerous) kind of Record Container, for which other |
| * Atoms care about where this one lives on disk. |
| * Will track its position on disk. |
| * |
| * @author Nick Burch |
| */ |
| |
| public abstract class PositionDependentRecordContainer extends RecordContainer implements PositionDependentRecord |
| { |
| private int sheetId; // Found from PersistPtrHolder |
| |
| /** |
| * Fetch our sheet ID, as found from a PersistPtrHolder. |
| * Should match the RefId of our matching SlidePersistAtom |
| */ |
| public int getSheetId() { return sheetId; } |
| |
| /** |
| * Set our sheet ID, as found from a PersistPtrHolder |
| */ |
| public void setSheetId(int id) { sheetId = id; } |
| |
| |
| /** Our location on the disk, as of the last write out */ |
| protected int myLastOnDiskOffset; |
| |
| /** Fetch our location on the disk, as of the last write out */ |
| public int getLastOnDiskOffset() { return myLastOnDiskOffset; } |
| |
| /** |
| * Update the Record's idea of where on disk it lives, after a write out. |
| * Use with care... |
| */ |
| public void setLastOnDiskOffset(int offset) { |
| myLastOnDiskOffset = offset; |
| } |
| |
| /** |
| * Since we're a container, we don't mind if other records move about. |
| * If we're told they have, just return straight off. |
| */ |
| public void updateOtherRecordReferences(Map<Integer,Integer> oldToNewReferencesLookup) { |
| return; |
| } |
| } |