CppcheckParser.java

/*******************************************************************************
 * Copyright (c) 2009 Thales Corporate Services SAS                             *
 * Author : Gregory Boissinot                                                   *
 *                                                                              *
 * Permission is hereby granted, free of charge, to any person obtaining a copy *
 * of this software and associated documentation files (the "Software"), to deal*
 * in the Software without restriction, including without limitation the rights *
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell    *
 * copies of the Software, and to permit persons to whom the Software is        *
 * furnished to do so, subject to the following conditions:                     *
 *                                                                              *
 * The above copyright notice and this permission notice shall be included in   *
 * all copies or substantial portions of the Software.                          *
 *                                                                              *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR   *
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,     *
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE  *
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER       *
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,*
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN    *
 * THE SOFTWARE.                                                                *
 *******************************************************************************/

package com.thalesgroup.hudson.plugins.cppcheck.parser;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.input.SAXBuilder;

import com.thalesgroup.hudson.plugins.cppcheck.CppcheckReport;
import com.thalesgroup.hudson.plugins.cppcheck.model.CppcheckFile;

public class CppcheckParser implements Serializable {

    private static final long serialVersionUID = 1L;

    public CppcheckReport parse(final File file) throws IOException, JDOMException {

        if (file == null) {
            throw new IllegalArgumentException("File input is mandatory.");
        }

        if (!file.exists()) {
            throw new IllegalArgumentException("File input " + file.getName() + " must exist.");
        }


        CppcheckReport cppCheckReport = new CppcheckReport();

        Document document = null;
        SAXBuilder sxb = new SAXBuilder();
        FileInputStream fis = new FileInputStream(file);
        InputStreamReader isr = new InputStreamReader(fis);
        document = sxb.build(isr);
        fis.close();
        isr.close();

        Element results = document.getRootElement();
        List list = results.getChildren();
        List<CppcheckFile> everyErrors = new ArrayList<CppcheckFile>();
        List<CppcheckFile> styleSeverities = new ArrayList<CppcheckFile>();
        List<CppcheckFile> possibleStyleSeverities = new ArrayList<CppcheckFile>();
        List<CppcheckFile> errorSeverities = new ArrayList<CppcheckFile>();
        List<CppcheckFile> possibleErrorSeverities = new ArrayList<CppcheckFile>();
        List<CppcheckFile> noCategorySeverities = new ArrayList<CppcheckFile>();

        CppcheckFile cppcheckFile;
        for (int i = 0; i < list.size(); i++) {
            Element elt = (Element) list.get(i);
            cppcheckFile = new CppcheckFile();
            cppcheckFile.setKey(i + 1);
            cppcheckFile.setFileName(elt.getAttributeValue("file"));
            //line can be optional
            String lineAtr = null;
            if ((lineAtr = elt.getAttributeValue("line")) != null) {
                cppcheckFile.setLineNumber(Integer.parseInt(lineAtr));
            }

            cppcheckFile.setCppCheckId(elt.getAttributeValue("id"));
            cppcheckFile.setSeverity(elt.getAttributeValue("severity"));
            cppcheckFile.setMessage(elt.getAttributeValue("msg"));

            if ("possible error".equals(cppcheckFile.getSeverity())) {
                possibleErrorSeverities.add(cppcheckFile);
            } else if ("style".equals(cppcheckFile.getSeverity())) {
                styleSeverities.add(cppcheckFile);
            } else if ("possible style".equals(cppcheckFile.getSeverity())) {
                possibleStyleSeverities.add(cppcheckFile);
            } else if ("error".equals(cppcheckFile.getSeverity())) {
                errorSeverities.add(cppcheckFile);
            } else {
                noCategorySeverities.add(cppcheckFile);
            }
            everyErrors.add(cppcheckFile);


        }

        cppCheckReport.setEverySeverities(everyErrors);
        cppCheckReport.setPossibleErrorSeverities(possibleErrorSeverities);
        cppCheckReport.setStyleSeverities(styleSeverities);
        cppCheckReport.setPossibleStyleSeverities(possibleStyleSeverities);
        cppCheckReport.setErrorSeverities(errorSeverities);
        cppCheckReport.setNoCategorySeverities(noCategorySeverities);

        return cppCheckReport;
    }
}