[Demonstration 1]

[Buggy Method]
public Vector<GUIPointOfInterest> GetPointsForLocation(Location location, boolean showCompass) {
    Vector<GUIPointOfInterest> data = new Vector<>();
    if (location != null) {
        for (PointOfInterest p : m_pointsOfInterest) {
            if (p.computeDistanceFrom(location) < m_prefs.getInt("distance", Integer.MAX_VALUE)) {
                data.add(new GUIPointOfInterest(p.getLabel(), p.getType(), p.computeDistanceFrom(location), p.computeAngleFrom(location)));
            }
        }
    }
    // Default: North, South, East, West
    if (showCompass) {
        data.add(new GUIPointOfInterest("North", PointType.NONE, 1000, Angle.A_ZERO));
        data.add(new GUIPointOfInterest("South", PointType.NONE, 1000, Angle.A_PI));
        data.add(new GUIPointOfInterest("West", PointType.NONE, 1000, Angle.A_THREE_HALF_PI));
        data.add(new GUIPointOfInterest("East", PointType.NONE, 1000, Angle.A_HALF_PI));
    }
    return data;
}

[Buggy Hunk]
if ( p.computeDistanceFrom(location) < m_prefs.getInt("distance", Integer.MAX_VALUE)) {

[Patch]
if ( p.computeDistanceFrom(location) < Integer.parseInt(m_prefs.getString("distance", "0"))) {

[Demonstration 2]

[Buggy Method]
public Repeat valueOf(int value) {
    switch(value) {
        case 1:
            return Secondly;
        case 2:
            return Minutely;
        case 3:
            return Hourly;
        case 4:
            return Daily;
        case 5:
            return Weekly;
        case 6:
            return Monthly;
        case 7:
            return Yearly;
        default:
            return Never;
    }
}

[Buggy Hunk]
public Repeat valueOf(int value) {

[Patch]
public static Repeat valueOf(int value) {

[Demonstration 3]

[Buggy Method]
public static Result service(String ownerName, String projectName, String service, boolean isAdvertise) throws IOException, UnsupportedOperationException, ServletException {
    if (!isSupportedService(service)) {
        return forbidden(String.format("Unsupported service: '%s'", service));
    }
    Project project = Project.findByOwnerAndProjectName(ownerName, projectName);
    if (project == null) {
        return notFound();
    }
    models.User user = UserApp.currentUser();
    if (!isAllowed(project, service)) {
        if (user.isAnonymous()) {
            return BasicAuthAction.unauthorized(response());
        } else {
            // If you want the Git client showing your custom message to
            // the user, the Content-Type should be exact "text/plain"
            // without any parameter. For more details, see the code at
            // https://github.com/git/git/commit/426e70d4a11ce3b4f70636d57c6a0ab16ae08a00#diff-eea0ad565ec5903a11b6023755d491cfR154
            response().setHeader("Content-Type", "text/plain");
            return forbidden(String.format("'%s' has no permission to '%s/%s'.", user.name, ownerName, projectName));
        }
    }
    if (isAdvertise) {
        return ok(RepositoryService.gitAdvertise(project, service, response()));
    } else {
        if (request().body().isMaxSizeExceeded()) {
            return status(REQUEST_ENTITY_TOO_LARGE);
        } else {
            user.visits(project);
            return ok(RepositoryService.gitRpc(project, service, request(), response()));
        }
    }
}

[Buggy Hunk]
user.name, ownerName, projectName));

[Patch]
user.loginId, ownerName, projectName));