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/*******************************************************************************
* Copyright (c) 2010 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.coverage.vcast;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.xml.parsers.ParserConfigurationException;
import org.eclipse.osee.coverage.model.CoverageImport;
import org.eclipse.osee.coverage.vcast.CoverageDataUnit.CoverageDataType;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.exception.OseeWrappedException;
import org.eclipse.osee.framework.jdk.core.util.AHTML;
import org.eclipse.osee.framework.jdk.core.util.Lib;
import org.eclipse.osee.framework.jdk.core.util.Strings;
import org.eclipse.osee.framework.jdk.core.util.xml.Jaxp;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.xml.sax.SAXException;
/**
* Represents the vcast/<code file>.xml file. Parses the xml within this file and generate
* a CoverageDataUnit for each <coverage_data></coverage_data> block in file. There is ususally
* only one <coverage_data> and one <unit> per .xml file.
*
* @author Donald G. Dunne
*/
public class CoverageDataFile {
public List<CoverageDataUnit> coverageDataUnits = new ArrayList<CoverageDataUnit>();
private static final Pattern lineNumToBranchesPattern = Pattern.compile("\\{([0-9]+);\\s*([0-9]+)\\}");
private final String coverageDataFilename;
public CoverageDataFile(CoverageImport coverageImport, String coverageDataFilename) throws OseeCoreException {
this.coverageDataFilename = coverageDataFilename;
File coverageDataFile = getFile();
if (!coverageDataFile.exists()) {
String errStr =
String.format("VectorCast vcast/<code file>.xml file doesn't exist [%s]", coverageDataFilename);
coverageImport.getLog().logError(AHTML.textToHtml(errStr));
return;
}
try {
String fileStr = Lib.fileToString(coverageDataFile);
Document document = Jaxp.readXmlDocument(fileStr);
List<Element> unitElements = Jaxp.findElements(document.getDocumentElement(), "unit");
for (Element unitElement : unitElements) {
CoverageDataUnit coverageDataUnit = new CoverageDataUnit(Jaxp.getChildText(unitElement, "name"));
coverageDataUnit.setIndex(new Integer(unitElement.getAttribute("index")).intValue());
coverageDataUnit.setCoverageType(CoverageDataType.valueOf(unitElement.getAttribute("coverage_type")));
List<Element> subprograms = Jaxp.findElements(unitElement, "subprogram");
int subprogramNum = 0;
for (Element subprogram : subprograms) {
subprogramNum++;
String subprogramName = Jaxp.getChildText(subprogram, "name");
if (!Strings.isValid(subprogramName)) {
String errStr =
String.format(
"Subprogram name not found for subprogram number %d in vcast/<code file>.xml for <code file> [%s]. Skipping",
subprogramNum, coverageDataFile);
coverageImport.getLog().logError(AHTML.textToHtml(errStr));
} else {
CoverageDataSubProgram coverageDataSubProgram = new CoverageDataSubProgram(subprogramName);
String lineNumbersToBranches = Jaxp.getChildText(subprogram, "line_numbers_to_branches");
Matcher m = lineNumToBranchesPattern.matcher(lineNumbersToBranches);
while (m.find()) {
// Don't know what to do with >0 branches yet; assume branch coverage (future)
if (!m.group(2).equals("0")) {
String errStr =
String.format("Unhandled branches [%s] for lineNum [%s] subprogram [%s]", m.group(1),
m.group(1), subprogramName);
coverageImport.getLog().logError(errStr);
}
coverageDataSubProgram.addLineNumToBranches(new Integer(m.group(1)).intValue(),
new Integer(m.group(2)));
}
Element metricsElement = Jaxp.getChild(subprogram, "metrics");
String complexity = Jaxp.getChildText(metricsElement, "complexity");
Element coverageElement = Jaxp.getChild(metricsElement, "coverage");
if (!coverageElement.getAttribute("coverage_type").equals("STATEMENT")) {
String errStr =
String.format("Unhandled coverage_type [%s] for subprogram [%s]. Skipping",
coverageElement.getAttribute("coverage_type"), subprogramName);
coverageImport.getLog().logError(errStr);
continue;
}
String coveredElement = Jaxp.getChildText(coverageElement, "covered");
String totalElement = Jaxp.getChildText(coverageElement, "total");
coverageDataSubProgram.setComplexity(new Integer(complexity).intValue());
coverageDataSubProgram.setCovered(new Integer(coveredElement).intValue());
coverageDataSubProgram.setTotal(new Integer(totalElement).intValue());
coverageDataUnit.addSubProgram(coverageDataSubProgram);
}
}
coverageDataUnits.add(coverageDataUnit);
}
} catch (IOException ex) {
throw new OseeWrappedException(String.format("Exception reading file [%s]", coverageDataFilename), ex);
} catch (SAXException ex) {
throw new OseeWrappedException(String.format("Exception parsing file [%s]", coverageDataFilename), ex);
} catch (ParserConfigurationException ex) {
throw new OseeWrappedException(String.format("Exception parsing file [%s]", coverageDataFilename), ex);
}
}
public File getFile() {
return new File(coverageDataFilename);
}
public List<CoverageDataUnit> getCoverageDataUnits() {
return coverageDataUnits;
}
}
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