Examples with FileNameMap java.net.FileNameMap used on opensource projects

Example 26 with FileNameMap

use of java.net.FileNameMap in project collect by opendatakit.

the class FileUtils method getMimeType.

public static String getMimeType(File file) {
    String extension = MimeTypeMap.getFileExtensionFromUrl(file.getAbsolutePath());
    String mimeType = extension != null ? MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension) : null;
    if (mimeType == null || mimeType.isEmpty()) {
        FileNameMap fileNameMap = URLConnection.getFileNameMap();
        mimeType = fileNameMap.getContentTypeFor(file.getAbsolutePath());
    }
    if (mimeType == null || mimeType.isEmpty()) {
        mimeType = URLConnection.guessContentTypeFromName(file.getName());
    }
    return mimeType;
}

Example 27 with FileNameMap

use of java.net.FileNameMap in project OpenMEAP by OpenMEAP.

the class ApplicationManagementServlet method handleArchiveDownload.

private Result handleArchiveDownload(HttpServletRequest request, HttpServletResponse response) {
    Result res = new Result();
    Error err = new Error();
    res.setError(err);
    GlobalSettings settings = modelManager.getGlobalSettings();
    Map properties = this.getServicesWebProperties();
    String nodeKey = (String) properties.get("clusterNodeUrlPrefix");
    ClusterNode clusterNode = settings.getClusterNode(nodeKey);
    if (nodeKey == null || clusterNode == null) {
        // TODO: create a configuration error code
        err.setCode(ErrorCode.UNDEFINED);
        err.setMessage("A configuration is missing.  Please consult the error logs.");
        logger.error("For each node in the cluster, the property or environment variable OPENMEAP_CLUSTER_NODE_URL_PREFIX must match the \"Service Url Prefix\" value configured in the administrative interface.  This value is currently " + nodeKey + ".");
        return res;
    }
    String pathValidation = clusterNode.validateFileSystemStoragePathPrefix();
    if (pathValidation != null) {
        err.setCode(ErrorCode.UNDEFINED);
        err.setMessage("A configuration is missing.  Please consult the error logs.");
        logger.error("There is an issue with the location at \"File-system Storage Prefix\".  " + pathValidation);
        return res;
    }
    String hash = request.getParameter(UrlParamConstants.APPARCH_HASH);
    String hashAlg = request.getParameter(UrlParamConstants.APPARCH_HASH_ALG);
    String fileName = null;
    if (hash == null || hashAlg == null) {
        // look in the apps directory for the archive specified
        String appName = request.getParameter(UrlParamConstants.APP_NAME);
        String versionId = request.getParameter(UrlParamConstants.APP_VERSION);
        ApplicationVersion appVersion = modelManager.getModelService().findAppVersionByNameAndId(appName, versionId);
        if (appVersion == null) {
            String mesg = "The application version " + versionId + " was not found for application " + appName;
            err.setCode(ErrorCode.APPLICATION_VERSION_NOTFOUND);
            err.setMessage(mesg);
            logger.warn(mesg);
            return res;
        }
        String auth = request.getParameter(UrlParamConstants.AUTH_TOKEN);
        com.openmeap.model.dto.Application app = appVersion.getApplication();
        try {
            if (auth == null || !AuthTokenProvider.validateAuthToken(app.getProxyAuthSalt(), auth)) {
                err.setCode(ErrorCode.AUTHENTICATION_FAILURE);
                err.setMessage("The \"auth\" token presented is not recognized, missing, or empty.");
                return res;
            }
        } catch (DigestException e) {
            throw new GenericRuntimeException(e);
        }
        hash = appVersion.getArchive().getHash();
        hashAlg = appVersion.getArchive().getHashAlgorithm();
        fileName = app.getName() + " - " + appVersion.getIdentifier();
    } else {
        fileName = hashAlg + "-" + hash;
    }
    File file = ApplicationArchive.getFile(clusterNode.getFileSystemStoragePathPrefix(), hashAlg, hash);
    if (!file.exists()) {
        String mesg = "The application archive with " + hashAlg + " hash " + hash + " was not found.";
        // TODO: create an enumeration for this error
        err.setCode(ErrorCode.UNDEFINED);
        err.setMessage(mesg);
        logger.warn(mesg);
        return res;
    }
    try {
        FileNameMap fileNameMap = URLConnection.getFileNameMap();
        String mimeType = fileNameMap.getContentTypeFor(file.toURL().toString());
        response.setContentType(mimeType);
        response.setContentLength(Long.valueOf(file.length()).intValue());
        URLCodec codec = new URLCodec();
        response.setHeader("Content-Disposition", "attachment; filename=\"" + fileName + ".zip\";");
        InputStream inputStream = null;
        OutputStream outputStream = null;
        try {
            inputStream = new BufferedInputStream(new FileInputStream(file));
            outputStream = response.getOutputStream();
            Utils.pipeInputStreamIntoOutputStream(inputStream, outputStream);
        } finally {
            if (inputStream != null) {
                inputStream.close();
            }
        // if(outputStream!=null) {outputStream.close();}
        }
        response.flushBuffer();
    } catch (FileNotFoundException e) {
        logger.error("Exception {}", e);
    } catch (IOException ioe) {
        logger.error("Exception {}", ioe);
    }
    return null;
}

Example 28 with FileNameMap

use of java.net.FileNameMap in project OpenMEAP by OpenMEAP.

the class FileHandlingHttpRequestExecuterImpl method postData.

@Override
public HttpResponse postData(String url, Hashtable getParams, Hashtable postParams) throws HttpRequestException {
    // test to determine whether this is a file upload or not.
    Boolean isFileUpload = false;
    for (Object o : postParams.values()) {
        if (o instanceof File) {
            isFileUpload = true;
            break;
        }
    }
    if (isFileUpload) {
        try {
            HttpPost httpPost = new HttpPost(createUrl(url, getParams));
            httpPost.getParams().setParameter(CoreProtocolPNames.PROTOCOL_VERSION, HttpVersion.HTTP_1_1);
            MultipartEntity entity = new MultipartEntity(HttpMultipartMode.BROWSER_COMPATIBLE);
            for (Object o : postParams.entrySet()) {
                Map.Entry<String, Object> entry = (Map.Entry<String, Object>) o;
                if (entry.getValue() instanceof File) {
                    // For File parameters
                    File file = (File) entry.getValue();
                    FileNameMap fileNameMap = URLConnection.getFileNameMap();
                    String type = fileNameMap.getContentTypeFor(file.toURL().toString());
                    entity.addPart(entry.getKey(), new FileBody(((File) entry.getValue()), type));
                } else {
                    // For usual String parameters
                    entity.addPart(entry.getKey(), new StringBody(entry.getValue().toString(), "text/plain", Charset.forName(FormConstants.CHAR_ENC_DEFAULT)));
                }
            }
            httpPost.setEntity(entity);
            return execute(httpPost);
        } catch (Exception e) {
            throw new HttpRequestException(e);
        }
    } else {
        return super.postData(url, getParams, postParams);
    }
}

Example 29 with FileNameMap

use of java.net.FileNameMap in project Fast-Android-Networking by amitshekhariitbhu.

the class Utils method getMimeType.

public static String getMimeType(String path) {
    FileNameMap fileNameMap = URLConnection.getFileNameMap();
    String contentTypeFor = fileNameMap.getContentTypeFor(path);
    if (contentTypeFor == null) {
        contentTypeFor = "application/octet-stream";
    }
    return contentTypeFor;
}

Example 30 with FileNameMap

use of java.net.FileNameMap in project AndroidFrame by tongxiaoyun.

the class UploadBuilder method guessMimeType.

// 获取mime type
private String guessMimeType(String path) {
    FileNameMap fileNameMap = URLConnection.getFileNameMap();
    String contentTypeFor = fileNameMap.getContentTypeFor(path);
    if (contentTypeFor == null) {
        contentTypeFor = "application/octet-stream";
    }
    return contentTypeFor;
}