Add file that failed regression tests as a unit test.

Adjust table style processing to allow for AlternateContent wrappers for table element style definitions.  


git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1799733 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Greg Woolsey 2017-06-24 05:55:45 +00:00
parent 07cb031c2e
commit 3e6d942b95
4 changed files with 49 additions and 7 deletions

View File

@ -388,20 +388,22 @@ public enum XSSFBuiltinTableStyle {
final InputStream is = XSSFBuiltinTableStyle.class.getResourceAsStream("presetTableStyles.xml");
try {
final Document doc = DocumentHelper.readDocument(is);
final NodeList styleNodes = doc.getDocumentElement().getChildNodes();
for (int i=0; i < styleNodes.getLength(); i++) {
final Node node = styleNodes.item(i);
if (node.getNodeType() != Node.ELEMENT_NODE) continue; // only care about elements
final Element tag = (Element) node;
String styleName = tag.getTagName();
XSSFBuiltinTableStyle builtIn = XSSFBuiltinTableStyle.valueOf(styleName);
Node dxfsNode = tag.getElementsByTagName("dxfs").item(0);
Node tableStyleNode = tag.getElementsByTagName("tableStyles").item(0);
// hack because I can't figure out how to get XMLBeans to parse a sub-element in a standalone manner
// - build a fake styles.xml file with just this built-in
StylesTable styles = new StylesTable();
styles.readFrom(new ByteArrayInputStream(styleXML(dxfsNode, tableStyleNode).getBytes(Charset.forName("UTF-8"))));
XSSFBuiltinTableStyle builtIn = XSSFBuiltinTableStyle.valueOf(styleName);
styleMap.put(builtIn, new XSSFBuiltinTypeStyleStyle(builtIn, styles.getExplicitTableStyle(styleName)));
}
} finally {

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@ -17,12 +17,18 @@
package org.apache.poi.xssf.usermodel;
import java.util.ArrayList;
import java.util.EnumMap;
import java.util.List;
import java.util.Map;
import org.apache.poi.ss.usermodel.DifferentialStyleProvider;
import org.apache.poi.ss.usermodel.TableStyle;
import org.apache.poi.ss.usermodel.TableStyleType;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.XmlException;
import org.apache.xmlbeans.XmlObject;
import org.apache.xmlbeans.XmlOptions;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTDxf;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTDxfs;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTTableStyle;
@ -48,17 +54,41 @@ public class XSSFTableStyle implements TableStyle {
public XSSFTableStyle(int index, CTDxfs dxfs, CTTableStyle tableStyle, IndexedColorMap colorMap) {
this.name = tableStyle.getName();
this.index = index;
List<CTDxf> dxfList = new ArrayList<CTDxf>();
// CT* classes don't handle "mc:AlternateContent" elements, so get the Dxf instances manually
XmlCursor cur = dxfs.newCursor();
// sometimes there are namespaces sometimes not.
String xquery = "declare namespace x='"+XSSFRelation.NS_SPREADSHEETML+"' .//x:dxf | .//dxf";
cur.selectPath(xquery);
while (cur.toNextSelection()) {
XmlObject obj = cur.getObject();
String parentName = obj.getDomNode().getParentNode().getNodeName();
// ignore alternate content choices, we won't know anything about their namespaces
if (parentName.equals("mc:Fallback") || parentName.equals("x:dxfs") || parentName.contentEquals("dxfs")) {
CTDxf dxf;
try {
if (obj instanceof CTDxf) {
dxf = (CTDxf) obj;
} else {
dxf = CTDxf.Factory.parse(obj.newXMLStreamReader(), new XmlOptions().setDocumentType(CTDxf.type));
}
if (dxf != null) dxfList.add(dxf);
} catch (XmlException e) {
// ignore
e.printStackTrace();
}
}
}
for (CTTableStyleElement element : tableStyle.getTableStyleElementList()) {
TableStyleType type = TableStyleType.valueOf(element.getType().toString());
DifferentialStyleProvider dstyle = null;
if (element.isSetDxfId()) {
int idx = (int) element.getDxfId();
CTDxf dxf;
if (idx >= 0 && idx < dxfs.getCount()) {
dxf = dxfs.getDxfArray(idx);
} else {
dxf = null;
}
dxf = dxfList.get(idx);
int stripeSize = 0;
if (element.isSetSize()) stripeSize = (int) element.getSize();
if (dxf != null) dstyle = new XSSFDxfStyleProvider(dxf, stripeSize, colorMap);

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@ -356,4 +356,14 @@ public final class TestStylesTable {
wb.close();
}
}
@Test
public void testLoadWithAlternateContent() {
XSSFWorkbook workbook = XSSFTestDataSamples.openSampleWorkbook("style-alternate-content.xlsx");
assertNotNull(workbook.getStylesSource());
StylesTable st = workbook.getStylesSource();
assertNotNull(XSSFTestDataSamples.writeOutAndReadBack(workbook));
}
}

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