| /* ==================================================================== |
| 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.hwpf.model; |
| |
| import org.apache.poi.common.Duplicatable; |
| import org.apache.poi.util.Internal; |
| import org.apache.poi.util.LittleEndian; |
| import org.apache.poi.util.LittleEndianConsts; |
| |
| /** |
| * Section Descriptor (SED) |
| * |
| * See page 186 for details. |
| */ |
| @Internal |
| public final class SectionDescriptor implements Duplicatable { |
| |
| /** |
| * "Used internally by Word" |
| */ |
| private short fn; |
| |
| /** |
| * "File offset in main stream to beginning of SEPX stored for section. If |
| * sed.fcSepx==0xFFFFFFFF, the section properties for the section are equal |
| * to the standard SEP (see SEP definition)." |
| */ |
| private int fcSepx; |
| |
| /** |
| * "Used internally by Word" |
| */ |
| private short fnMpr; |
| |
| /** |
| * "Points to offset in FC space of main stream where the Macintosh Print |
| * Record for a document created on a Macintosh will be stored" |
| */ |
| private int fcMpr; |
| |
| public SectionDescriptor() {} |
| |
| public SectionDescriptor(SectionDescriptor other) { |
| fn = other.fn; |
| fcSepx = other.fcSepx; |
| fnMpr = other.fnMpr; |
| fcMpr = other.fcMpr; |
| } |
| |
| public SectionDescriptor(byte[] buf, int offset) |
| { |
| fn = LittleEndian.getShort(buf, offset); |
| offset += LittleEndianConsts.SHORT_SIZE; |
| fcSepx = LittleEndian.getInt(buf, offset); |
| offset += LittleEndianConsts.INT_SIZE; |
| fnMpr = LittleEndian.getShort(buf, offset); |
| offset += LittleEndianConsts.SHORT_SIZE; |
| fcMpr = LittleEndian.getInt(buf, offset); |
| } |
| |
| public int getFc() |
| { |
| return fcSepx; |
| } |
| |
| public void setFc(int fc) |
| { |
| this.fcSepx = fc; |
| } |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| if (!(o instanceof SectionDescriptor)) return false; |
| SectionDescriptor sed = (SectionDescriptor)o; |
| return sed.fn == fn && sed.fnMpr == fnMpr; |
| } |
| |
| @Override |
| public int hashCode() { |
| assert false : "hashCode not designed"; |
| return 42; // any arbitrary constant will do |
| } |
| |
| public byte[] toByteArray() |
| { |
| int offset = 0; |
| byte[] buf = new byte[12]; |
| |
| LittleEndian.putShort(buf, offset, fn); |
| offset += LittleEndianConsts.SHORT_SIZE; |
| LittleEndian.putInt(buf, offset, fcSepx); |
| offset += LittleEndianConsts.INT_SIZE; |
| LittleEndian.putShort(buf, offset, fnMpr); |
| offset += LittleEndianConsts.SHORT_SIZE; |
| LittleEndian.putInt(buf, offset, fcMpr); |
| |
| return buf; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "[SED] (fn: " + fn + "; fcSepx: " + fcSepx + "; fnMpr: " + fnMpr |
| + "; fcMpr: " + fcMpr + ")"; |
| } |
| |
| @Override |
| public SectionDescriptor copy() { |
| return new SectionDescriptor(this); |
| } |
| } |