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/*******************************************************************************
* Copyright (c) 2004, 2007 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.test;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.eclipse.osee.coverage.model.CoverageItem;
import org.eclipse.osee.coverage.model.CoverageOptionManager;
import org.eclipse.osee.coverage.model.CoverageUnit;
import org.eclipse.osee.coverage.model.ICoverageUnitFileContentsProvider;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.exception.OseeExceptions;
import org.eclipse.osee.framework.core.util.Conditions;
import org.eclipse.osee.framework.jdk.core.util.Lib;
/**
* @author Donald G. Dunne
*/
public class SampleJavaFileParser {
private static final Pattern packagePattern = Pattern.compile("package\\s+(.*);");
private static final Pattern methodPattern =
Pattern.compile("\\s+(public|private)\\s(\\w+)\\s(\\w+)\\(.*\\)\\s+\\{\\s*");
private static final Pattern executeLine = Pattern.compile("^(.*)\\s+//\\s+(\\w+),\\s+(\\w+),\\s+([\\w\\|]+)$");
public static CoverageUnit createCodeUnit(URL url, ICoverageUnitFileContentsProvider fileContentsProvider) throws OseeCoreException {
Conditions.checkNotNull(url, "url", "Valid filename must be specified");
InputStream inputStream = null;
CoverageUnit fileCoverageUnit = null;
try {
inputStream = url.openStream();
Conditions.checkNotNull(inputStream, "input stream", "File doesn't exist [%s]", url);
// Store file as CoverageUnit
File file = new File(url.getFile());
String filename = file.getCanonicalFile().getName();
fileCoverageUnit = new CoverageUnit(null, filename, url.getFile(), fileContentsProvider);
String fileStr = Lib.inputStreamToString(inputStream);
Matcher m = packagePattern.matcher(fileStr);
if (m.find()) {
fileCoverageUnit.setNamespace(m.group(1));
} else {
throw new IllegalArgumentException(String.format("Can't find package for [%s]", url));
}
fileCoverageUnit.setFileContents(fileStr);
CoverageUnit coverageUnit = null;
int lineNum = 0;
for (String line : fileStr.split("(\r\n|\n)")) {
lineNum++;
// Determine if method; store as CoverageUnit
m = methodPattern.matcher(line);
if (m.find()) {
String name = m.group(3);
coverageUnit = new CoverageUnit(fileCoverageUnit, name, "Line " + lineNum, fileContentsProvider);
// Note: CoverageUnit's orderNumber is set by executeLine match below
fileCoverageUnit.addCoverageUnit(coverageUnit);
// Duplicate this method as error case for importing
if (filename.contains("AuxPowerUnit2") && name.equals("clear")) {
CoverageUnit duplicateCoverageUnit =
new CoverageUnit(fileCoverageUnit, name, "Line " + lineNum, fileContentsProvider);
duplicateCoverageUnit.setOrderNumber("2");
fileCoverageUnit.addCoverageUnit(duplicateCoverageUnit);
CoverageItem item = new CoverageItem(duplicateCoverageUnit, CoverageOptionManager.Not_Covered, "1");
item.setName("return super.getColumn(index)");
duplicateCoverageUnit.addCoverageItem(item);
}
}
// Determine if executable coverage line; store as CoverageItem
m = executeLine.matcher(line);
if (m.find()) {
String lineText = m.group(1);
String methodNum = m.group(2);
String executeNum = m.group(3);
String testUnits = m.group(4);
boolean covered = !testUnits.equals("n");
CoverageItem coverageItem =
new CoverageItem(coverageUnit,
covered ? CoverageOptionManager.Test_Unit : CoverageOptionManager.Not_Covered, executeNum);
coverageUnit.setOrderNumber(methodNum);
coverageItem.setName(lineText);
coverageItem.setOrderNumber(executeNum);
coverageUnit.addCoverageItem(coverageItem);
if (covered) {
for (String testUnitName : testUnits.split("\\|")) {
coverageItem.addTestUnitName(testUnitName);
}
}
}
}
} catch (IOException ex) {
OseeExceptions.wrapAndThrow(ex);
}
return fileCoverageUnit;
}
}
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