[Demonstration 1]

[Buggy Method]
public void initialize(UimaContext aContext) throws ResourceInitializationException {
    super.initialize(aContext);
    lastDocument = null;
    lastResultSpec = null;
    this.nToGen = ((Integer) aContext.getConfigParameterValue("NumberToGenerate")).intValue();
    FileInputStream fis = null;
    try {
        String filename = ((String) aContext.getConfigParameterValue("InputFile")).trim();
        File file = null;
        try {
            URL url = this.getClass().getClassLoader().getResource(filename);
            //        System.out.println("************ File::::" + url.getPath());
            // open input stream to file
            file = new File(url.getPath());
        } catch (Exception e) {
            file = new File(filename);
        }
        fis = new FileInputStream(file);
        byte[] contents = new byte[(int) file.length()];
        fis.read(contents);
        text = new String(contents);
    } catch (Exception e) {
        throw new ResourceInitializationException(e);
    } finally {
        if (fis != null) {
            try {
                fis.close();
            } catch (Exception e) {
            }
        }
    }
}

[Buggy Hunk]
file = new File(url.getPath());

[Patch]
file = new File((null == url) ? filename : url.getPath());

[Demonstration 2]

[Buggy Method]
public void stopApp() throws IOException {
    Application runningApp = getRunningApp();
    if (runningApp == null) {
        throw new ChromeCastException("No application is running in ChromeCast");
    }
    channel.stop(runningApp.sessionId);
}

[Buggy Hunk]
public void stopApp() throws IOException {

[Patch]
public final void stopApp() throws IOException {

[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));