[Demonstration 1]

[Buggy Method]
public void open() {
    Class.forName("com.mysql.jdbc.Driver");
    conn = DriverManager.getConnection("jdbc:mysql://cslvm74.csc.calpoly.edu/cjacob07", "cjacob07", "Ma94ne07k");
}

[Buggy Hunk]
public void open() {

[Patch]
public void open() throws Exception {

[Demonstration 2]

[Buggy Method]
public List<Content> selectContentInDownloadManager() {
    Log.i(TAG, "selectContentInDownloadManager");
    List<Content> result = null;
    SQLiteDatabase db = null;
    try {
        db = this.getWritableDatabase();
        Cursor cursor = db.rawQuery(ContentTable.SELECT_IN_DOWNLOAD_MANAGER, new String[] { Status.DOWNLOADING.getCode() + "", Status.PAUSED.getCode() + "" });
        if (cursor.moveToFirst()) {
            result = new ArrayList<>();
            do {
                result.add(populateContent(cursor, db));
            } while (cursor.moveToNext());
        }
    } finally {
        Log.i(TAG, "selectContentInDownloadManager - trying to close the db connection. Condition : " + (db != null && db.isOpen()));
        if (db != null && db.isOpen())
            // Closing database connection
            db.close();
    }
    return result;
}

[Buggy Hunk]
db = this.getWritableDatabase();

[Patch]
db = this.getReadableDatabase();

[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));