clean up
git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353522 13f79535-47bb-0310-9956-ffa450edef68
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Said Ryan Ackley
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/*
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* ====================================================================
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2003 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Apache" and "Apache Software Foundation" and
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* "Apache POI" must not be used to endorse or promote products
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* derived from this software without prior written permission. For
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* written permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache",
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* "Apache POI", nor may "Apache" appear in their name, without
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* prior written permission of the Apache Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*/
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package org.apache.poi.hwpf.model.hdftypes;
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import java.util.List;
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import java.util.ArrayList;
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import java.io.OutputStream;
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import java.io.IOException;
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import org.apache.poi.poifs.common.POIFSConstants;
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import org.apache.poi.util.LittleEndian;
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import org.apache.poi.hwpf.model.io.*;
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/**
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* This class holds all of the character formatting properties.
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*
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* @author Ryan Ackley
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*/
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public class CHPBinTable
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{
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/** List of character properties.*/
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ArrayList _textRuns = new ArrayList();
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/**
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* Constructor used to read a binTable in from a Word document.
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*
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* @param documentStream
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* @param tableStream
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* @param offset
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* @param size
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* @param fcMin
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*/
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public CHPBinTable(byte[] documentStream, byte[] tableStream, int offset,
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int size, int fcMin)
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{
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PlexOfCps binTable = new PlexOfCps(tableStream, offset, size, 4);
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int length = binTable.length();
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for (int x = 0; x < length; x++)
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{
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PropertyNode node = binTable.getProperty(x);
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int pageNum = LittleEndian.getInt(node.getBuf());
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int pageOffset = POIFSConstants.BIG_BLOCK_SIZE * pageNum;
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CHPFormattedDiskPage cfkp = new CHPFormattedDiskPage(documentStream,
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pageOffset, fcMin);
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int fkpSize = cfkp.size();
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for (int y = 0; y < fkpSize; y++)
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{
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_textRuns.add(cfkp.getCHPX(y));
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}
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}
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}
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public void adjustForDelete(int listIndex, int offset, int length)
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{
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int size = _textRuns.size();
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int endMark = offset + length;
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int endIndex = listIndex;
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CHPX chpx = (CHPX)_textRuns.get(endIndex);
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while (chpx.getEnd() < endMark)
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{
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chpx = (CHPX)_textRuns.get(++endIndex);
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}
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if (listIndex == endIndex)
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{
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chpx = (CHPX)_textRuns.get(endIndex);
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chpx.setEnd((chpx.getEnd() - endMark) + offset);
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}
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else
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{
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chpx = (CHPX)_textRuns.get(listIndex);
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chpx.setEnd(offset);
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for (int x = listIndex + 1; x < endIndex; x++)
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{
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chpx = (CHPX)_textRuns.get(x);
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chpx.setStart(offset);
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chpx.setEnd(offset);
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}
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chpx = (CHPX)_textRuns.get(endIndex);
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chpx.setEnd((chpx.getEnd() - endMark) + offset);
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}
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for (int x = endIndex + 1; x < size; x++)
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{
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chpx = (CHPX)_textRuns.get(x);
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chpx.setStart(chpx.getStart() - length);
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chpx.setEnd(chpx.getEnd() - length);
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}
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}
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public void insert(int listIndex, int cpStart, byte[] grpprl)
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{
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CHPX insertChpx = new CHPX(cpStart, cpStart, grpprl);
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CHPX chpx = (CHPX)_textRuns.get(listIndex);
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if (chpx.getStart() < cpStart)
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{
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CHPX clone = new CHPX(cpStart, chpx.getEnd(), chpx.getGrpprl());
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chpx.setEnd(cpStart);
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_textRuns.add(listIndex + 1, insertChpx);
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_textRuns.add(listIndex + 2, clone);
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}
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else
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{
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_textRuns.add(listIndex, insertChpx);
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}
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}
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public void adjustForInsert(int listIndex, int length)
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{
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int size = _textRuns.size();
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CHPX chpx = (CHPX)_textRuns.get(listIndex);
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chpx.setEnd(chpx.getEnd() + length);
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for (int x = listIndex + 1; x < size; x++)
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{
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chpx = (CHPX)_textRuns.get(x);
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chpx.setStart(chpx.getStart() + length);
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chpx.setEnd(chpx.getEnd() + length);
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}
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}
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public List getTextRuns()
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{
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return _textRuns;
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}
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public void writeTo(HWPFFileSystem sys, int fcMin)
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throws IOException
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{
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HWPFOutputStream docStream = sys.getStream("WordDocument");
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OutputStream tableStream = sys.getStream("1Table");
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PlexOfCps binTable = new PlexOfCps(4);
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// each FKP must start on a 512 byte page.
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int docOffset = docStream.getOffset();
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int mod = docOffset % POIFSConstants.BIG_BLOCK_SIZE;
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if (mod != 0)
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{
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byte[] padding = new byte[POIFSConstants.BIG_BLOCK_SIZE - mod];
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docStream.write(padding);
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}
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// get the page number for the first fkp
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docOffset = docStream.getOffset();
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int pageNum = docOffset/POIFSConstants.BIG_BLOCK_SIZE;
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// get the ending fc
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int endingFc = ((PropertyNode)_textRuns.get(_textRuns.size() - 1)).getEnd();
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endingFc += fcMin;
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ArrayList overflow = _textRuns;
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do
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{
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PropertyNode startingProp = (PropertyNode)overflow.get(0);
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int start = startingProp.getStart() + fcMin;
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CHPFormattedDiskPage cfkp = new CHPFormattedDiskPage();
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cfkp.fill(overflow);
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byte[] bufFkp = cfkp.toByteArray(fcMin);
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docStream.write(bufFkp);
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overflow = cfkp.getOverflow();
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int end = endingFc;
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if (overflow != null)
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{
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end = ((PropertyNode)overflow.get(0)).getStart() + fcMin;
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}
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byte[] intHolder = new byte[4];
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LittleEndian.putInt(intHolder, pageNum++);
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binTable.addProperty(new PropertyNode(start, end, intHolder));
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}
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while (overflow != null);
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tableStream.write(binTable.toByteArray());
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}
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}
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