application - Shutting down connection pool.

[error] 32#32: *177005 upstream prematurely closed connection while reading response header from upstream, client: 130.211.0.233, server: , request: "POST /openptp/b2731a6ff0d3470c9d98a67bebae2c3e HTTP/1.1", upstream: "http://172.17.0.1:8080/openptp/b2731a6ff0d3470c9d98a67bebae2c3e", host: "(my GAE url)", referrer: "https://(my GAE url)/openptp/b2731a6ff0d3470c9d98a67bebae2c3e"

application - Creating Pool for datasource 'default'
p.a.d.DefaultDBApi - Database [default] connected at jdbc:mysql://google/ptp?cloudSqlInstance=hcpf-ptp-test:us-central1:ptp-test-mysql&socketFactory=com.google.cloud.sql.mysql.SocketFactory&characterEncoding=UTF-8&useSSL=true
play.api.Play - Application started (Prod)
p.c.s.NettyServer - Listening for HTTP on /0:0:0:0:0:0:0:0:8080

try {
    Logger.info("AdultPTPController: Starting File Upload...");
    File file = null;
    File fileFinal = null;
    String fileName = "";
    String fileContentType = "";
    String filePath = "";
    String fileID = "";
    // String folderIDToFind =
    // adultDemo.getNew_Provider_Id().toString();
    String folderIDToFind = adultDemo.getLegacy_Provider_Id().toString();
    Http.MultipartFormData<File> formData = request().body().asMultipartFormData();
    if (formData != null) {
        Http.MultipartFormData.FilePart<File> filePart = formData.getFile("fileAttach");
        if (filePart != null) {
            fileName = filePart.getFilename().trim();
            // Is there a file?
            if (!fileName.equals("") && fileName != null) {
                Logger.info("AdultPTPController: File Name = " + fileName);
                fileContentType = filePart.getContentType();
                file = filePart.getFile();
                long size = Files.size(file.toPath());

                // Now we have the file, let's make a copy so we have
                // the correct file info before we send to Google
                // Drive...
                String origPath = file.getCanonicalPath();
                String destPath = origPath.replace(file.getName(), "");
                Logger.info("AdultPTPController: origPath = " + origPath);
                Logger.info("AdultPTPController: destPath = " + destPath);
                filePath = destPath + fileName;
                Logger.info("AdultPTPController: filePath = " + filePath);
                Path FROM = Paths.get(origPath);
                Path TO = Paths.get(filePath);
                // overwrite existing file, if exists
                CopyOption[] options = new CopyOption[] { StandardCopyOption.REPLACE_EXISTING,
                        StandardCopyOption.COPY_ATTRIBUTES };
                try {
                    Files.copy(FROM, TO, options);
                } catch (final DirectoryNotEmptyException dnee) {
                    dnee.printStackTrace();
                }

                // Set the file we are uploading...
                fileFinal = new File(filePath);
                Logger.info("AdultPTPController: File Final = " + fileFinal);

                // Delete the temporary file...
                Files.deleteIfExists(file.toPath());
                Logger.info("AdultPTPController: Deleted temporary file...");

                // Send the file to Google Drive...
                if (fileFinal != null) {
                    // Upload the file and return the file ID...
                    Logger.info("AdultPTPController: File is not null, sending to uploadFile...");
                    fileID = GoogleDrive.uploadFile(fileFinal, folderIDToFind);
                    Logger.info("AdultPTPController: File ID = " + fileID);
                    if (!fileID.equals("")) {
                        // Success...
                        // Create a file record...
                        FileUpload fileUpload = new FileUpload();
                        // Create a unique ID...
                        fileUpload.setFileKey(fileUpload.createFileKey());
                        // Set the needed fields...
                        fileUpload.setRecordID(adultDemo.getLegacy_Provider_Id().toString());
                        fileUpload.setRecordKey(adultPTP.getPtpkey());
                        fileUpload.setCreatedBy(user.getFullname());
                        fileUpload.setCreatedByEmail(user.getEmail());
                        fileUpload.setCreatedByKey(user.getUserkey());
                        fileUpload.setCreatedDate(GlobalUtilities.getCurrentLocalDateTime());
                        fileUpload.setDateCreatedDisplay(
                                GlobalUtilities.getStringDate(fileUpload.getCreatedDate()));
                        // Set the file info...
                        fileUpload.setFileID(fileID);
                        fileUpload.setFileName(fileName);
                        fileUpload.setFilePath(filePath);
                        String folderID = Configuration.root().getString("google.drive.folderid");
                        fileUpload.setFolderID(folderID);
                        // Set the URL...
                        String urlString = Configuration.root().getString("server.hostname");
                        String fullURL = urlString + "/downloadfile?ptpKey=" + adultPTP.getPtpkey() + "&fileID="
                                + fileID;
                        fileUpload.setFileURL(fullURL);
                        fileUpload.save();
                    }
                }
            }
        }
    }
} catch (Exception e) {
    e.printStackTrace();
}

fileID = GoogleDrive.uploadFile(fileFinal, folderIDToFind);

public static String uploadFile(java.io.File file, String folderIDToFind) throws IOException {
        String fileID = "";
        String fileName = "";
        try {
            Logger.info("GoogleDrive: uploadFile: Starting File Upload...");
            // Build a new authorized API client service.
            Drive service = getDriveService();
            Logger.info("GoogleDrive: uploadFile: Completed Drive Service...");

            // Set the folder...
            String folderID = Configuration.root().getString("google.drive.folderid");
            Logger.info("GoogleDrive: uploadFile: Folder ID = " + folderID);

            String folderIDToUse = getSubfolderID(service, folderID, folderIDToFind);

            String fullFilePath = file.getAbsolutePath();
            Logger.info("GoogleDrive: uploadFile: Full File Path: " + fullFilePath);
            File fileMetadata = new File();

            // Let's see what slashes exist to get the correct file name...
            if (fullFilePath.contains("/")) {
                fileName = StringControl.rightBack(fullFilePath, "/");
            } else {
                fileName = StringControl.rightBack(fullFilePath, "\");
            }
            String fileContentType = getContentType(fileName);
            Logger.info("GoogleDrive: uploadFile: File Content Type: " + fileContentType);
            fileMetadata.setName(fileName);
            Logger.info("GoogleDrive: uploadFile: File Name = " + fileName);

            Logger.info("GoogleDrive: uploadFile: Setting the folder...");
            fileMetadata.setParents(Collections.singletonList(folderIDToUse));
            Logger.info("GoogleDrive: uploadFile: Folder set...");

            // Team Drive settings...
            fileMetadata.set("supportsTeamDrives", true);

            java.io.File filePath = new java.io.File(fullFilePath);

            FileContent mediaContent = new FileContent(fileContentType, filePath);

            File fileToUpload = service.files().create(fileMetadata, mediaContent).setSupportsTeamDrives(true)
                    .setFields("id, parents").execute();

            fileID = fileToUpload.getId();
            Logger.info("GoogleDrive: uploadFile: File ID: " + fileID);
        } catch (Exception ex) {
            System.out.println(ex.toString());
            ex.printStackTrace();
        }
        Logger.info("GoogleDrive: uploadFile: Ending File Upload...");
        return fileID;
    }

application - AdultPTPController: Starting File Upload...
application - AdultPTPController: File Name = icon_Add_User2.png
application - AdultPTPController: origPath = /tmp/playtemp3821505761099468678/multipartBody536561590473173911asTemporaryFile
application - AdultPTPController: destPath = /tmp/playtemp3821505761099468678/
application - AdultPTPController: filePath = /tmp/playtemp3821505761099468678/icon_Add_User2.png
application - AdultPTPController: File Final = /tmp/playtemp3821505761099468678/icon_Add_User2.png
application - AdultPTPController: Deleted temporary file...
application - AdultPTPController: File is not null, sending to uploadFile...