rewrite table bounds detection for Word 97, including inner table support

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1143070 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sergey Vladimirov 2011-07-05 14:13:27 +00:00
parent fa46737e44
commit 8ac3172759
9 changed files with 240 additions and 175 deletions

View File

@ -241,6 +241,14 @@ public abstract class AbstractWordConverter
if ( paragraph.isInTable() if ( paragraph.isInTable()
&& paragraph.getTableLevel() != currentTableLevel ) && paragraph.getTableLevel() != currentTableLevel )
{ {
if ( paragraph.getTableLevel() < currentTableLevel )
throw new IllegalStateException(
"Trying to process table cell with higher level ("
+ paragraph.getTableLevel()
+ ") than current table level ("
+ currentTableLevel
+ ") as inner table part" );
Table table = range.getTable( paragraph ); Table table = range.getTable( paragraph );
processTable( wordDocument, flow, table ); processTable( wordDocument, flow, table );

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@ -84,9 +84,9 @@ public class Paragraph extends Range implements Cloneable {
protected ParagraphProperties _props; protected ParagraphProperties _props;
protected SprmBuffer _papx; protected SprmBuffer _papx;
protected Paragraph(int startIdx, int endIdx, Table parent) protected Paragraph(int startIdxInclusive, int endIdxExclusive, Table parent)
{ {
super(startIdx, endIdx, Range.TYPE_PARAGRAPH, parent); super(startIdxInclusive, endIdxExclusive, Range.TYPE_PARAGRAPH, parent);
PAPX papx = _paragraphs.get(_parEnd - 1); PAPX papx = _paragraphs.get(_parEnd - 1);
_props = papx.getParagraphProperties(_doc.getStyleSheet()); _props = papx.getParagraphProperties(_doc.getStyleSheet());
_papx = papx.getSprmBuf(); _papx = papx.getSprmBuf();

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@ -90,10 +90,10 @@ public class Range { // TODO -instantiable superclass
/** All paragraphs that belong to the document this Range belongs to. */ /** All paragraphs that belong to the document this Range belongs to. */
protected List<PAPX> _paragraphs; protected List<PAPX> _paragraphs;
/** The start index in the paragraphs list for this Range */ /** The start index in the paragraphs list for this Range, inclusive */
protected int _parStart; protected int _parStart;
/** The end index in the paragraphs list for this Range. */ /** The end index in the paragraphs list for this Range, exclusive */
protected int _parEnd; protected int _parEnd;
/** Have we loaded the characterRun indexes yet. */ /** Have we loaded the characterRun indexes yet. */
@ -178,9 +178,9 @@ public class Range { // TODO -instantiable superclass
* lists. * lists.
* *
* @param startIdx * @param startIdx
* The starting index in the list. * The starting index in the list, inclusive
* @param endIdx * @param endIdx
* The ending index in the list. * The ending index in the list, exclusive
* @param idxType * @param idxType
* The list type. * The list type.
* @param parent * @param parent
@ -199,27 +199,27 @@ public class Range { // TODO -instantiable superclass
_parStart = parent._parStart + startIdx; _parStart = parent._parStart + startIdx;
_parEnd = parent._parStart + endIdx; _parEnd = parent._parStart + endIdx;
_start = _paragraphs.get(_parStart).getStart(); _start = _paragraphs.get(_parStart).getStart();
_end = _paragraphs.get(_parEnd).getEnd(); _end = _paragraphs.get(_parEnd - 1).getEnd();
_parRangeFound = true; _parRangeFound = true;
break; break;
case TYPE_CHARACTER: case TYPE_CHARACTER:
_charStart = parent._charStart + startIdx; _charStart = parent._charStart + startIdx;
_charEnd = parent._charStart + endIdx; _charEnd = parent._charStart + endIdx;
_start = _characters.get(_charStart).getStart(); _start = _characters.get(_charStart - 1).getStart();
_end = _characters.get(_charEnd).getEnd(); _end = _characters.get(_charEnd).getEnd();
_charRangeFound = true; _charRangeFound = true;
break; break;
case TYPE_SECTION: case TYPE_SECTION:
_sectionStart = parent._sectionStart + startIdx; _sectionStart = parent._sectionStart + startIdx;
_sectionEnd = parent._sectionStart + endIdx; _sectionEnd = parent._sectionStart + endIdx;
_start = _sections.get(_sectionStart).getStart(); _start = _sections.get(_sectionStart - 1).getStart();
_end = _sections.get(_sectionEnd).getEnd(); _end = _sections.get(_sectionEnd).getEnd();
_sectionRangeFound = true; _sectionRangeFound = true;
break; break;
case TYPE_TEXT: case TYPE_TEXT:
_textStart = parent._textStart + startIdx; _textStart = parent._textStart + startIdx;
_textEnd = parent._textStart + endIdx; _textEnd = parent._textStart + endIdx;
_start = _text.get(_textStart).getStart(); _start = _text.get(_textStart - 1).getStart();
_end = _text.get(_textEnd).getEnd(); _end = _text.get(_textEnd).getEnd();
_textRangeFound = true; _textRangeFound = true;
break; break;
@ -832,7 +832,13 @@ public class Range { // TODO -instantiable superclass
*/ */
public Paragraph getParagraph(int index) { public Paragraph getParagraph(int index) {
initParagraphs(); initParagraphs();
if ( index + _parStart >= _parEnd )
throw new IndexOutOfBoundsException( "Paragraph #" + index + " ("
+ (index + _parStart) + ") not in range [" + _parStart
+ "; " + _parEnd + ")" );
PAPX papx = _paragraphs.get(index + _parStart); PAPX papx = _paragraphs.get(index + _parStart);
ParagraphProperties props = papx.getParagraphProperties(_doc.getStyleSheet()); ParagraphProperties props = papx.getParagraphProperties(_doc.getStyleSheet());
@ -880,7 +886,7 @@ public class Range { // TODO -instantiable superclass
r.initAll(); r.initAll();
int tableLevel = paragraph.getTableLevel(); int tableLevel = paragraph.getTableLevel();
int tableEnd = r._parEnd; int tableEndInclusive = r._parEnd ;
if ( r._parStart != 0 ) if ( r._parStart != 0 )
{ {
@ -895,25 +901,31 @@ public class Range { // TODO -instantiable superclass
} }
} }
final Range overallrange = getDocument() instanceof HWPFDocument ? ((HWPFDocument) getDocument())
.getOverallRange() : getDocument().getRange();
int limit = _paragraphs.size(); int limit = _paragraphs.size();
for ( ; tableEnd < limit; tableEnd++ ) for ( ; tableEndInclusive < limit - 1; tableEndInclusive++ )
{ {
Paragraph next = new Paragraph( _paragraphs.get( tableEnd ), this ); Paragraph next = new Paragraph( _paragraphs.get( tableEndInclusive + 1 ),
overallrange );
if ( !next.isInTable() || next.getTableLevel() < tableLevel ) if ( !next.isInTable() || next.getTableLevel() < tableLevel )
break; break;
} }
initAll(); initAll();
if (tableEnd > _parEnd) { if ( tableEndInclusive + 1 > _parEnd )
throw new ArrayIndexOutOfBoundsException( {
"The table's bounds fall outside of this Range"); throw new ArrayIndexOutOfBoundsException(
} "The table's bounds fall outside of this Range" );
if (tableEnd < 0) { }
throw new ArrayIndexOutOfBoundsException( if ( tableEndInclusive < 0 )
"The table's end is negative, which isn't allowed!"); {
} throw new ArrayIndexOutOfBoundsException(
return new Table(r._parStart, tableEnd, r._doc.getRange(), paragraph.getTableLevel()); "The table's end is negative, which isn't allowed!" );
} }
return new Table( r._parStart, tableEndInclusive + 1, r._doc.getRange(),
paragraph.getTableLevel() );
}
/** /**
* loads all of the list indexes. * loads all of the list indexes.
@ -989,7 +1001,11 @@ public class Range { // TODO -instantiable superclass
*/ */
private int[] findRange(List<? extends PropertyNode> rpl, int min, int start, int end) { private int[] findRange(List<? extends PropertyNode> rpl, int min, int start, int end) {
int x = min; int x = min;
PropertyNode node = rpl.get(x);
if ( rpl.size() == min )
return new int[] { min, min };
PropertyNode node = rpl.get( x );
while (node==null || (node.getEnd() <= start && x < rpl.size() - 1)) { while (node==null || (node.getEnd() <= start && x < rpl.size() - 1)) {
x++; x++;

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@ -25,9 +25,9 @@ public final class Table extends Range
private int _tableLevel; private int _tableLevel;
Table( int startIdx, int endIdx, Range parent, int levelNum ) Table( int startIdxInclusive, int endIdxExclusive, Range parent, int levelNum )
{ {
super( startIdx, endIdx, Range.TYPE_PARAGRAPH, parent ); super( startIdxInclusive, endIdxExclusive, Range.TYPE_PARAGRAPH, parent );
_rows = new ArrayList<TableRow>(); _rows = new ArrayList<TableRow>();
_tableLevel = levelNum; _tableLevel = levelNum;
@ -41,8 +41,8 @@ public final class Table extends Range
rowEnd++; rowEnd++;
if ( p.isTableRowEnd() && p.getTableLevel() == levelNum ) if ( p.isTableRowEnd() && p.getTableLevel() == levelNum )
{ {
_rows.add( new TableRow( rowStart, rowEnd, this, levelNum ) ); _rows.add( new TableRow( rowStart, rowEnd + 1, this, levelNum ) );
rowStart = rowEnd; rowStart = rowEnd + 1;
} }
} }
} }

View File

@ -25,14 +25,16 @@ public final class TableCell
private int _leftEdge; private int _leftEdge;
private int _width; private int _width;
public TableCell(int startIdx, int endIdx, TableRow parent, int levelNum, TableCellDescriptor tcd, int leftEdge, int width) public TableCell( int startIdxInclusive, int endIdxExclusive,
{ TableRow parent, int levelNum, TableCellDescriptor tcd,
super(startIdx, endIdx, Range.TYPE_PARAGRAPH, parent); int leftEdge, int width )
_tcd = tcd; {
_leftEdge = leftEdge; super( startIdxInclusive, endIdxExclusive, Range.TYPE_PARAGRAPH, parent );
_width = width; _tcd = tcd;
_levelNum = levelNum; _leftEdge = leftEdge;
} _width = width;
_levelNum = levelNum;
}
public boolean isFirstMerged() public boolean isFirstMerged()
{ {

View File

@ -17,155 +17,198 @@
package org.apache.poi.hwpf.usermodel; package org.apache.poi.hwpf.usermodel;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.hwpf.sprm.TableSprmUncompressor; import org.apache.poi.hwpf.sprm.TableSprmUncompressor;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;
public final class TableRow public final class TableRow extends Paragraph
extends Paragraph
{ {
private final static char TABLE_CELL_MARK = '\u0007'; private final static char TABLE_CELL_MARK = '\u0007';
private final static short SPRM_TJC = 0x5400; private final static short SPRM_TJC = 0x5400;
private final static short SPRM_DXAGAPHALF = (short)0x9602; private final static short SPRM_DXAGAPHALF = (short) 0x9602;
private final static short SPRM_FCANTSPLIT = 0x3403; private final static short SPRM_FCANTSPLIT = 0x3403;
private final static short SPRM_FTABLEHEADER = 0x3404; private final static short SPRM_FTABLEHEADER = 0x3404;
private final static short SPRM_DYAROWHEIGHT = (short)0x9407; private final static short SPRM_DYAROWHEIGHT = (short) 0x9407;
int _levelNum; private static final POILogger logger = POILogFactory
private TableProperties _tprops; .getLogger( TableRow.class );
private TableCell[] _cells;
public TableRow(int startIdx, int endIdx, Table parent, int levelNum) int _levelNum;
{ private TableProperties _tprops;
super(startIdx, endIdx, parent); private TableCell[] _cells;
_tprops = TableSprmUncompressor.uncompressTAP(_papx.toByteArray(), 2); public TableRow( int startIdxInclusive, int endIdxExclusive, Table parent,
_levelNum = levelNum; int levelNum )
_cells = new TableCell[_tprops.getItcMac()];
int start = 0;
int end = 0;
for (int cellIndex = 0; cellIndex < _cells.length; cellIndex++)
{ {
Paragraph p = getParagraph(start); super( startIdxInclusive, endIdxExclusive, parent );
String s = p.text();
while (! ( s.length() > 0 && (s.charAt(s.length() - 1) == TABLE_CELL_MARK) || _tprops = TableSprmUncompressor.uncompressTAP( _papx.toByteArray(), 2 );
p.isEmbeddedCellMark() && p.getTableLevel() == levelNum) && end < endIdx) _levelNum = levelNum;
{ final short expectedCellsCount = _tprops.getItcMac();
end++;
p = getParagraph(end);
s = p.text();
}
// Create it for the correct paragraph range int lastCellStart = 0;
_cells[cellIndex] = new TableCell(start, end, this, levelNum, List<TableCell> cells = new ArrayList<TableCell>( expectedCellsCount );
_tprops.getRgtc()[cellIndex], for ( int p = 0; p < (endIdxExclusive - startIdxInclusive); p++ )
_tprops.getRgdxaCenter()[cellIndex], {
_tprops.getRgdxaCenter()[cellIndex+1]-_tprops.getRgdxaCenter()[cellIndex]); Paragraph paragraph = getParagraph( p );
// Now we've decided where everything is, tweak the String s = paragraph.text();
// record of the paragraph end so that the
// paragraph level counts work
// This is a bit hacky, we really need a better fix...
_cells[cellIndex]._parEnd++;
// Next! if ( s.length() > 0
end++; && s.charAt( s.length() - 1 ) == TABLE_CELL_MARK
start = end; && paragraph.getTableLevel() == levelNum )
{
TableCellDescriptor tableCellDescriptor = _tprops.getRgtc() != null
&& _tprops.getRgtc().length > cells.size() ? _tprops
.getRgtc()[cells.size()] : new TableCellDescriptor();
final short leftEdge = _tprops.getRgdxaCenter() != null
&& _tprops.getRgdxaCenter().length > cells.size() ? _tprops
.getRgdxaCenter()[cells.size()] : 0;
final short rightEdge = _tprops.getRgdxaCenter() != null
&& _tprops.getRgdxaCenter().length > cells.size() + 1 ? _tprops
.getRgdxaCenter()[cells.size() + 1] : 0;
TableCell tableCell = new TableCell( lastCellStart, p + 1,
this, levelNum, tableCellDescriptor, leftEdge,
rightEdge - leftEdge );
cells.add( tableCell );
lastCellStart = p + 1;
}
}
if ( lastCellStart < (endIdxExclusive - startIdxInclusive - 1) )
{
TableCellDescriptor tableCellDescriptor = _tprops.getRgtc() != null
&& _tprops.getRgtc().length > cells.size() ? _tprops
.getRgtc()[cells.size()] : new TableCellDescriptor();
final short leftEdge = _tprops.getRgdxaCenter() != null
&& _tprops.getRgdxaCenter().length > cells.size() ? _tprops
.getRgdxaCenter()[cells.size()] : 0;
final short rightEdge = _tprops.getRgdxaCenter() != null
&& _tprops.getRgdxaCenter().length > cells.size() + 1 ? _tprops
.getRgdxaCenter()[cells.size() + 1] : 0;
TableCell tableCell = new TableCell( lastCellStart,
(endIdxExclusive - startIdxInclusive - 1), this, levelNum,
tableCellDescriptor, leftEdge, rightEdge - leftEdge );
cells.add( tableCell );
}
if ( cells.size() != expectedCellsCount )
{
logger.log( POILogger.WARN,
"Number of found table cells (" + cells.size()
+ ") for table row [" + getStartOffset() + "c; "
+ getEndOffset()
+ "c] not equals to stored property value "
+ expectedCellsCount );
_tprops.setItcMac( (short) cells.size() );
}
_cells = cells.toArray( new TableCell[cells.size()] );
} }
}
public int getRowJustification() public int getRowJustification()
{ {
return _tprops.getJc(); return _tprops.getJc();
} }
public void setRowJustification(int jc) public void setRowJustification( int jc )
{ {
_tprops.setJc((short) jc); _tprops.setJc( (short) jc );
_papx.updateSprm(SPRM_TJC, (short)jc); _papx.updateSprm( SPRM_TJC, (short) jc );
} }
public int getGapHalf() public int getGapHalf()
{ {
return _tprops.getDxaGapHalf(); return _tprops.getDxaGapHalf();
} }
public void setGapHalf(int dxaGapHalf) public void setGapHalf( int dxaGapHalf )
{ {
_tprops.setDxaGapHalf(dxaGapHalf); _tprops.setDxaGapHalf( dxaGapHalf );
_papx.updateSprm(SPRM_DXAGAPHALF, (short)dxaGapHalf); _papx.updateSprm( SPRM_DXAGAPHALF, (short) dxaGapHalf );
} }
public int getRowHeight() public int getRowHeight()
{ {
return _tprops.getDyaRowHeight(); return _tprops.getDyaRowHeight();
} }
public void setRowHeight(int dyaRowHeight) public void setRowHeight( int dyaRowHeight )
{ {
_tprops.setDyaRowHeight(dyaRowHeight); _tprops.setDyaRowHeight( dyaRowHeight );
_papx.updateSprm(SPRM_DYAROWHEIGHT, (short)dyaRowHeight); _papx.updateSprm( SPRM_DYAROWHEIGHT, (short) dyaRowHeight );
} }
public boolean cantSplit() public boolean cantSplit()
{ {
return _tprops.getFCantSplit(); return _tprops.getFCantSplit();
} }
public void setCantSplit(boolean cantSplit) public void setCantSplit( boolean cantSplit )
{ {
_tprops.setFCantSplit(cantSplit); _tprops.setFCantSplit( cantSplit );
_papx.updateSprm(SPRM_FCANTSPLIT, (byte)(cantSplit ? 1 : 0)); _papx.updateSprm( SPRM_FCANTSPLIT, (byte) (cantSplit ? 1 : 0) );
} }
public boolean isTableHeader() public boolean isTableHeader()
{ {
return _tprops.getFTableHeader(); return _tprops.getFTableHeader();
} }
public void setTableHeader(boolean tableHeader) public void setTableHeader( boolean tableHeader )
{ {
_tprops.setFTableHeader(tableHeader); _tprops.setFTableHeader( tableHeader );
_papx.updateSprm(SPRM_FTABLEHEADER, (byte)(tableHeader ? 1 : 0)); _papx.updateSprm( SPRM_FTABLEHEADER, (byte) (tableHeader ? 1 : 0) );
} }
public int numCells() public int numCells()
{ {
return _cells.length; return _cells.length;
} }
public TableCell getCell(int index) public TableCell getCell( int index )
{ {
return _cells[index]; return _cells[index];
} }
public BorderCode getTopBorder() { public BorderCode getTopBorder()
return _tprops.getBrcBottom(); {
} return _tprops.getBrcBottom();
}
public BorderCode getBottomBorder() { public BorderCode getBottomBorder()
return _tprops.getBrcBottom(); {
} return _tprops.getBrcBottom();
}
public BorderCode getLeftBorder() { public BorderCode getLeftBorder()
return _tprops.getBrcLeft(); {
} return _tprops.getBrcLeft();
}
public BorderCode getRightBorder() { public BorderCode getRightBorder()
return _tprops.getBrcRight(); {
} return _tprops.getBrcRight();
}
public BorderCode getHorizontalBorder() { public BorderCode getHorizontalBorder()
return _tprops.getBrcHorizontal(); {
} return _tprops.getBrcHorizontal();
}
public BorderCode getVerticalBorder() { public BorderCode getVerticalBorder()
return _tprops.getBrcVertical(); {
} return _tprops.getBrcVertical();
}
public BorderCode getBarBorder() { public BorderCode getBarBorder()
throw new UnsupportedOperationException("not applicable for TableRow"); {
} throw new UnsupportedOperationException( "not applicable for TableRow" );
}
} }

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@ -40,7 +40,8 @@ public class TestWordToConverterSuite
/** /**
* YK: a quick hack to exclude failing documents from the suite. * YK: a quick hack to exclude failing documents from the suite.
*/ */
private static List<String> failingFiles = Arrays.asList(); private static List<String> failingFiles = Arrays
.asList( "ProblemExtracting.doc" );
public static Test suite() public static Test suite()
{ {

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@ -68,11 +68,6 @@ public class TestWordToHtmlConverter extends TestCase
assertTrue( result.substring( 0, 2000 ).contains( "<table>" ) ); assertTrue( result.substring( 0, 2000 ).contains( "<table>" ) );
} }
public void testBug33519() throws Exception
{
getHtmlText( "Bug33519.doc" );
}
public void testBug46610_2() throws Exception public void testBug46610_2() throws Exception
{ {
String result = getHtmlText( "Bug46610_2.doc" ); String result = getHtmlText( "Bug46610_2.doc" );

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@ -79,14 +79,14 @@ public final class TestRange extends TestCase
assertEquals( range.getStartOffset(), 0 ); assertEquals( range.getStartOffset(), 0 );
assertEquals( range.getEndOffset(), 766 ); assertEquals( range.getEndOffset(), 766 );
Paragraph lastInMainRange = range.getParagraph( range.numParagraphs() ); Paragraph lastInMainRange = range.getParagraph( range.numParagraphs() - 1);
assertTrue( lastInMainRange.getEndOffset() <= 766 ); assertTrue( lastInMainRange.getEndOffset() <= 766 );
Section section = range.getSection( 0 ); Section section = range.getSection( 0 );
assertTrue( section.getEndOffset() <= 766 ); assertTrue( section.getEndOffset() <= 766 );
Paragraph lastInMainSection = section.getParagraph( section Paragraph lastInMainSection = section.getParagraph( section
.numParagraphs() ); .numParagraphs() - 1);
assertTrue( lastInMainSection.getEndOffset() <= 766 ); assertTrue( lastInMainSection.getEndOffset() <= 766 );
} }
} }