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

Example 11 with FileNameMap

use of java.net.FileNameMap in project okhttp-OkGo by jeasonlzy.

the class HttpUtils method guessMimeType.

/**
 * 根据文件名获取MIME类型
 */
public static MediaType guessMimeType(String fileName) {
    FileNameMap fileNameMap = URLConnection.getFileNameMap();
    // 解决文件名中含有#号异常的问题
    fileName = fileName.replace("#", "");
    String contentType = fileNameMap.getContentTypeFor(fileName);
    if (contentType == null) {
        return HttpParams.MEDIA_TYPE_STREAM;
    }
    return MediaType.parse(contentType);
}

Example 12 with FileNameMap

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

the class WebViewServlet method service.

@SuppressWarnings("unchecked")
@Override
public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    logger.trace("in service");
    ModelManager mgr = getModelManager();
    GlobalSettings settings = mgr.getGlobalSettings();
    String validTempPath = settings.validateTemporaryStoragePath();
    if (validTempPath != null) {
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, validTempPath);
    }
    String pathInfo = request.getPathInfo();
    String[] pathParts = pathInfo.split("[/]");
    if (pathParts.length < 4) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
    }
    String remove = pathParts[1] + "/" + pathParts[2] + "/" + pathParts[3];
    String fileRelative = pathInfo.replace(remove, "");
    String applicationNameString = URLDecoder.decode(pathParts[APP_NAME_INDEX], FormConstants.CHAR_ENC_DEFAULT);
    String archiveHash = URLDecoder.decode(pathParts[APP_VER_INDEX], FormConstants.CHAR_ENC_DEFAULT);
    Application app = mgr.getModelService().findApplicationByName(applicationNameString);
    ApplicationArchive arch = mgr.getModelService().findApplicationArchiveByHashAndAlgorithm(app, archiveHash, "MD5");
    String authSalt = app.getProxyAuthSalt();
    String authToken = URLDecoder.decode(pathParts[AUTH_TOKEN_INDEX], FormConstants.CHAR_ENC_DEFAULT);
    try {
        if (!AuthTokenProvider.validateAuthToken(authSalt, authToken)) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN);
        }
    } catch (DigestException e1) {
        throw new GenericRuntimeException(e1);
    }
    File fileFull = new File(arch.getExplodedPath(settings.getTemporaryStoragePath()).getAbsolutePath() + "/" + fileRelative);
    try {
        FileNameMap fileNameMap = URLConnection.getFileNameMap();
        String mimeType = fileNameMap.getContentTypeFor(fileFull.toURL().toString());
        response.setContentType(mimeType);
        response.setContentLength(Long.valueOf(fileFull.length()).intValue());
        InputStream inputStream = null;
        OutputStream outputStream = null;
        try {
            // response.setStatus(HttpServletResponse.SC_FOUND);
            inputStream = new FileInputStream(fileFull);
            outputStream = response.getOutputStream();
            Utils.pipeInputStreamIntoOutputStream(inputStream, outputStream);
        } finally {
            if (inputStream != null) {
                inputStream.close();
            }
            response.getOutputStream().flush();
            response.getOutputStream().close();
        }
    } catch (FileNotFoundException e) {
        logger.error("Exception {}", e);
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
    } catch (IOException ioe) {
        logger.error("Exception {}", ioe);
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
    }
}

Example 13 with FileNameMap

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

the class OldFileNameMapTest method test_getContentTypeFor.

public void test_getContentTypeFor() {
    String[] files = { "text", "txt", "htm", "html" };
    String[] mimeTypes = { "text/plain", "text/plain", "text/html", "text/html" };
    FileNameMap fileNameMap = URLConnection.getFileNameMap();
    for (int i = 0; i < files.length; i++) {
        String mimeType = fileNameMap.getContentTypeFor("test." + files[i]);
        assertEquals("getContentTypeFor returns incorrect MIME type for " + files[i], mimeTypes[i], mimeType);
    }
}

Example 14 with FileNameMap

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

the class URLConnectionTest method test_setFileNameMapLjava_net_FileNameMap.

/**
     * @throws IOException
     * {@link java.net.URLConnection#setFileNameMap(java.net.FileNameMap)}
     */
public void test_setFileNameMapLjava_net_FileNameMap() throws IOException {
    FileNameMap mapOld = URLConnection.getFileNameMap();
    // nothing happens if set null
    URLConnection.setFileNameMap(null);
    // take no effect
    assertNotNull(URLConnection.getFileNameMap());
    try {
        URLConnection.setFileNameMap(new java.net.FileNameMap() {

            public String getContentTypeFor(String fileName) {
                if (fileName == null || fileName.length() < 1)
                    return null;
                String name = fileName.toLowerCase();
                String type = null;
                if (name.endsWith(".xml"))
                    type = "text/xml";
                else if (name.endsWith(".dtd"))
                    type = "text/dtd";
                else if (name.endsWith(".pdf"))
                    type = "application/pdf";
                else if (name.endsWith(".zip"))
                    type = "application/zip";
                else if (name.endsWith(".gif"))
                    type = "image/gif";
                else
                    type = "application/unknown";
                return type;
            }
        });
        FileNameMap mapNew = URLConnection.getFileNameMap();
        assertEquals("application/pdf", mapNew.getContentTypeFor(".pdf"));
        assertEquals("application/zip", mapNew.getContentTypeFor(".zip"));
        assertEquals("image/gif", mapNew.getContentTypeFor(".gif"));
    } finally {
        URLConnection.setFileNameMap(mapOld);
    }
}

Example 15 with FileNameMap

use of java.net.FileNameMap in project HongsCORE by ihongs.

the class UploadHelper method upload.

/**
 * 检查文件对象并写入目标目录
 * 检查当前文件
 * @param file
 * @param subn
 * @return
 * @throws Wrong
 */
public File upload(File file, String subn) throws Wrong {
    if (file == null) {
        setResultName("", null);
        return null;
    }
    if (file.exists() == false) {
        throw new Wrong("core.file.upload.not.exists");
    }
    /**
     * 从文件名中解析类型和提取扩展名
     */
    // type = MimeUtil.getMimeTypes (file).toString(   );
    // extn = MimeUtil.getExtension (file);
    FileNameMap nmap = URLConnection.getFileNameMap();
    String extn = file.getName();
    String type = nmap.getContentTypeFor(extn);
    extn = extn.substring(extn.lastIndexOf('.') + 1);
    chkTypeOrExtn(type, extn);
    setResultName(subn, extn);
    /**
     * 原始文件与目标文件不同才需移动
     */
    File dist = new File(getResultPath());
    if (!dist.equals(file)) {
        File dirt = dist.getParentFile();
        if (!dirt.isDirectory()) {
            dirt.mkdirs();
        }
        file.renameTo(dist);
    }
    return dist;
}