Examples with ChangeHistory teamdash.wbs.ChangeHistory used on opensource projects

Example 1 with ChangeHistory

use of teamdash.wbs.ChangeHistory in project processdash by dtuma.

the class WorkflowMappingAltererProjectDir method saveWorkflows.

@Override
public void saveWorkflows(WorkflowWBSModel workflows) throws IOException, LockFailureException {
    // save the workflows
    RobustFileWriter out = new RobustFileWriter(workflowFile(), "UTF-8");
    BufferedWriter buf = new BufferedWriter(out);
    workflows.getAsXML(buf);
    buf.flush();
    out.close();
    // add an entry to the change history file
    File changeHistoryFile = new File(dir.getDirectory(), TeamProject.CHANGE_HISTORY_FILE);
    ChangeHistory changeHistory = new ChangeHistory(changeHistoryFile);
    changeHistory.addEntry(userName);
    changeHistory.write(changeHistoryFile);
    // flush data to the server
    if (dir.flushData() == false)
        throw new IOException("Unable to save data");
    // save a data backup with the new contents
    dir.doBackup("saved_mappings");
}

Example 2 with ChangeHistory

use of teamdash.wbs.ChangeHistory in project processdash by dtuma.

the class ProjectHistoryLocal method getZipFileVersionUid.

private String getZipFileVersionUid(File oneFile) throws IOException {
    // only examine backups created by a save operation
    Matcher m = SAVED_ZIP_FILENAME_PAT.matcher(oneFile.getName());
    if (!m.matches())
        return null;
    // entry in that file identifies its version.
    try {
        InputStream changeHist = getFileFromZip(oneFile, WBSFilenameConstants.CHANGE_HISTORY_FILE);
        if (changeHist != null) {
            Element xml = XMLUtils.parse(changeHist).getDocumentElement();
            ChangeHistory zipHist = new ChangeHistory(xml);
            Entry zipHistEntry = zipHist.getLastEntry();
            if (zipHistEntry != null)
                return zipHistEntry.getUid();
        }
    } catch (SAXException se) {
    }
    // extract the user name and save date from the ZIP filename.
    long zipDate;
    try {
        zipDate = SAVE_DATE_FMT.parse(m.group(1)).getTime();
    } catch (ParseException pe) {
        return null;
    }
    String safeZipUser = m.group(2);
    // look through the change entries for one that could correspond to this
    // ZIP backup file.
    String bestMatch = null;
    long bestDelta = DateUtils.DAY;
    for (Entry e : versions) {
        // if this ZIP file was saved by a different person, skip it.
        String safeVersionUser = FileUtils.makeSafe(e.getUser());
        if (!safeZipUser.equalsIgnoreCase(safeVersionUser))
            continue;
        // compare the change history timestamp with the ZIP file timestamp.
        // If they match, return this date.
        long oneDelta = Math.abs(e.getTimestamp().getTime() - zipDate);
        if (oneDelta < 2000)
            return e.getUid();
        // The ZIP file timestamp does not include a time zone offset, so
        // the two values above could differ if the file was saved by a
        // user in a different timezone. If the values differ by an amount
        // that looks like a time zone delta, consider this to be a match.
        // (Usually this would be an even number of hours; but since some
        // time zones have a 30 minute offset, we allow for that.)
        long oneDiff = oneDelta % (30 * DateUtils.MINUTES);
        if (oneDiff > 2000)
            continue;
        // separation of exactly "n" hours, select the closest save time.
        if (bestDelta > oneDelta) {
            bestMatch = e.getUid();
            bestDelta = oneDelta;
        }
    }
    return bestMatch;
}

Example 3 with ChangeHistory

use of teamdash.wbs.ChangeHistory in project processdash by dtuma.

the class ProjectHistoryLocal method refresh.

public void refresh() throws IOException {
    versions = new ChangeHistory(dir).getEntries();
    List<Entry> firstEntries = null;
    if (versions.size() > 1)
        firstEntries = new ArrayList(versions.subList(0, 2));
    findZipFiles(dir);
    for (Iterator i = versions.iterator(); i.hasNext(); ) {
        Entry e = (Entry) i.next();
        if (!zipFiles.containsKey(e.getUid()))
            i.remove();
    }
    if (firstEntries != null && !versions.isEmpty() && versions.get(0) == firstEntries.get(1))
        versions.add(0, firstEntries.get(0));
}

Example 4 with ChangeHistory

use of teamdash.wbs.ChangeHistory in project processdash by dtuma.

the class ProjectHistoryBridgedAbstract method initTimeDelta.

protected void initTimeDelta(ManifestEntry changeHist) {
    // these back to UTC timestamps.
    if (timeDelta == 0 && changeHist != null) {
        try {
            Element xml = parseXml(changeHist.getStream());
            ChangeHistory changes = new ChangeHistory(xml);
            Entry lastChange = changes.getLastEntry();
            long lastTimestamp = lastChange.getTimestamp().getTime();
            timeDelta = changeHist.lastMod - lastTimestamp;
            // the file modification time can normally differ from the
            // change timestamp by a second or two; but we are only
            // interested in the delta caused by time zone differences.
            // round the delta to an even half-hour interval.
            double fraction = timeDelta / (30.0 * DateUtils.MINUTES);
            timeDelta = (int) Math.round(fraction) * 30 * DateUtils.MINUTES;
        } catch (Exception e) {
        }
    }
}