Example usage for java.net HttpURLConnection setChunkedStreamingMode

List of usage examples for java.net HttpURLConnection setChunkedStreamingMode

Introduction

In this page you can find the example usage for java.net HttpURLConnection setChunkedStreamingMode.

Prototype

public void setChunkedStreamingMode(int chunklen) 

Source Link

Document

This method is used to enable streaming of a HTTP request body without internal buffering, when the content length is <b>not</b> known in advance.

Usage

From source file:org.apache.cordova.core.FileTransfer.java

/**
 * Uploads the specified file to the server URL provided using an HTTP multipart request.
 * @param source        Full path of the file on the file system
 * @param target        URL of the server to receive the file
 * @param args          JSON Array of args
 * @param callbackContext    callback id for optional progress reports
 *
 * args[2] fileKey       Name of file request parameter
 * args[3] fileName      File name to be used on server
 * args[4] mimeType      Describes file content type
 * args[5] params        key:value pairs of user-defined parameters
 * @return FileUploadResult containing result of upload request
 *//* ww  w.ja  v  a  2  s.com*/
private void upload(final String source, final String target, JSONArray args, CallbackContext callbackContext)
        throws JSONException {
    Log.d(LOG_TAG, "upload " + source + " to " + target);

    // Setup the options
    final String fileKey = getArgument(args, 2, "file");
    final String fileName = getArgument(args, 3, "image.jpg");
    final String mimeType = getArgument(args, 4, "image/jpeg");
    final JSONObject params = args.optJSONObject(5) == null ? new JSONObject() : args.optJSONObject(5);
    final boolean trustEveryone = args.optBoolean(6);
    // Always use chunked mode unless set to false as per API
    final boolean chunkedMode = args.optBoolean(7) || args.isNull(7);
    // Look for headers on the params map for backwards compatibility with older Cordova versions.
    final JSONObject headers = args.optJSONObject(8) == null ? params.optJSONObject("headers")
            : args.optJSONObject(8);
    final String objectId = args.getString(9);
    final String httpMethod = getArgument(args, 10, "POST");

    final CordovaResourceApi resourceApi = webView.getResourceApi();

    Log.d(LOG_TAG, "fileKey: " + fileKey);
    Log.d(LOG_TAG, "fileName: " + fileName);
    Log.d(LOG_TAG, "mimeType: " + mimeType);
    Log.d(LOG_TAG, "params: " + params);
    Log.d(LOG_TAG, "trustEveryone: " + trustEveryone);
    Log.d(LOG_TAG, "chunkedMode: " + chunkedMode);
    Log.d(LOG_TAG, "headers: " + headers);
    Log.d(LOG_TAG, "objectId: " + objectId);
    Log.d(LOG_TAG, "httpMethod: " + httpMethod);

    final Uri targetUri = resourceApi.remapUri(Uri.parse(target));
    // Accept a path or a URI for the source.
    Uri tmpSrc = Uri.parse(source);
    final Uri sourceUri = resourceApi
            .remapUri(tmpSrc.getScheme() != null ? tmpSrc : Uri.fromFile(new File(source)));

    int uriType = CordovaResourceApi.getUriType(targetUri);
    final boolean useHttps = uriType == CordovaResourceApi.URI_TYPE_HTTPS;
    if (uriType != CordovaResourceApi.URI_TYPE_HTTP && !useHttps) {
        JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target, null, 0);
        Log.e(LOG_TAG, "Unsupported URI: " + targetUri);
        callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
        return;
    }

    final RequestContext context = new RequestContext(source, target, callbackContext);
    synchronized (activeRequests) {
        activeRequests.put(objectId, context);
    }

    cordova.getThreadPool().execute(new Runnable() {
        public void run() {
            if (context.aborted) {
                return;
            }
            HttpURLConnection conn = null;
            HostnameVerifier oldHostnameVerifier = null;
            SSLSocketFactory oldSocketFactory = null;
            int totalBytes = 0;
            int fixedLength = -1;
            try {
                // Create return object
                FileUploadResult result = new FileUploadResult();
                FileProgressResult progress = new FileProgressResult();

                //------------------ CLIENT REQUEST
                // Open a HTTP connection to the URL based on protocol
                conn = resourceApi.createHttpConnection(targetUri);
                if (useHttps && trustEveryone) {
                    // Setup the HTTPS connection class to trust everyone
                    HttpsURLConnection https = (HttpsURLConnection) conn;
                    oldSocketFactory = trustAllHosts(https);
                    // Save the current hostnameVerifier
                    oldHostnameVerifier = https.getHostnameVerifier();
                    // Setup the connection not to verify hostnames
                    https.setHostnameVerifier(DO_NOT_VERIFY);
                }

                // Allow Inputs
                conn.setDoInput(true);

                // Allow Outputs
                conn.setDoOutput(true);

                // Don't use a cached copy.
                conn.setUseCaches(false);

                // Use a post method.
                conn.setRequestMethod(httpMethod);
                conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + BOUNDARY);

                // Set the cookies on the response
                String cookie = CookieManager.getInstance().getCookie(target);
                if (cookie != null) {
                    conn.setRequestProperty("Cookie", cookie);
                }

                // Handle the other headers
                if (headers != null) {
                    addHeadersToRequest(conn, headers);
                }

                /*
                * Store the non-file portions of the multipart data as a string, so that we can add it
                * to the contentSize, since it is part of the body of the HTTP request.
                */
                StringBuilder beforeData = new StringBuilder();
                try {
                    for (Iterator<?> iter = params.keys(); iter.hasNext();) {
                        Object key = iter.next();
                        if (!String.valueOf(key).equals("headers")) {
                            beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
                            beforeData.append("Content-Disposition: form-data; name=\"").append(key.toString())
                                    .append('"');
                            beforeData.append(LINE_END).append(LINE_END);
                            beforeData.append(params.getString(key.toString()));
                            beforeData.append(LINE_END);
                        }
                    }
                } catch (JSONException e) {
                    Log.e(LOG_TAG, e.getMessage(), e);
                }

                beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
                beforeData.append("Content-Disposition: form-data; name=\"").append(fileKey).append("\";");
                beforeData.append(" filename=\"").append(fileName).append('"').append(LINE_END);
                beforeData.append("Content-Type: ").append(mimeType).append(LINE_END).append(LINE_END);
                byte[] beforeDataBytes = beforeData.toString().getBytes("UTF-8");
                byte[] tailParamsBytes = (LINE_END + LINE_START + BOUNDARY + LINE_START + LINE_END)
                        .getBytes("UTF-8");

                // Get a input stream of the file on the phone
                OpenForReadResult readResult = resourceApi.openForRead(sourceUri);

                int stringLength = beforeDataBytes.length + tailParamsBytes.length;
                if (readResult.length >= 0) {
                    fixedLength = (int) readResult.length + stringLength;
                    progress.setLengthComputable(true);
                    progress.setTotal(fixedLength);
                }
                Log.d(LOG_TAG, "Content Length: " + fixedLength);
                // setFixedLengthStreamingMode causes and OutOfMemoryException on pre-Froyo devices.
                // http://code.google.com/p/android/issues/detail?id=3164
                // It also causes OOM if HTTPS is used, even on newer devices.
                boolean useChunkedMode = chunkedMode
                        && (Build.VERSION.SDK_INT < Build.VERSION_CODES.FROYO || useHttps);
                useChunkedMode = useChunkedMode || (fixedLength == -1);

                if (useChunkedMode) {
                    conn.setChunkedStreamingMode(MAX_BUFFER_SIZE);
                    // Although setChunkedStreamingMode sets this header, setting it explicitly here works
                    // around an OutOfMemoryException when using https.
                    conn.setRequestProperty("Transfer-Encoding", "chunked");
                } else {
                    conn.setFixedLengthStreamingMode(fixedLength);
                }

                conn.connect();

                OutputStream sendStream = null;
                try {
                    sendStream = conn.getOutputStream();
                    synchronized (context) {
                        if (context.aborted) {
                            return;
                        }
                        context.currentOutputStream = sendStream;
                    }
                    //We don't want to change encoding, we just want this to write for all Unicode.
                    sendStream.write(beforeDataBytes);
                    totalBytes += beforeDataBytes.length;

                    // create a buffer of maximum size
                    int bytesAvailable = readResult.inputStream.available();
                    int bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
                    byte[] buffer = new byte[bufferSize];

                    // read file and write it into form...
                    int bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);

                    long prevBytesRead = 0;
                    while (bytesRead > 0) {
                        result.setBytesSent(totalBytes);
                        sendStream.write(buffer, 0, bytesRead);
                        totalBytes += bytesRead;
                        if (totalBytes > prevBytesRead + 102400) {
                            prevBytesRead = totalBytes;
                            Log.d(LOG_TAG, "Uploaded " + totalBytes + " of " + fixedLength + " bytes");
                        }
                        bytesAvailable = readResult.inputStream.available();
                        bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
                        bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);

                        // Send a progress event.
                        progress.setLoaded(totalBytes);
                        PluginResult progressResult = new PluginResult(PluginResult.Status.OK,
                                progress.toJSONObject());
                        progressResult.setKeepCallback(true);
                        context.sendPluginResult(progressResult);
                    }

                    // send multipart form data necessary after file data...
                    sendStream.write(tailParamsBytes);
                    totalBytes += tailParamsBytes.length;
                    sendStream.flush();
                } finally {
                    safeClose(readResult.inputStream);
                    safeClose(sendStream);
                }
                context.currentOutputStream = null;
                Log.d(LOG_TAG, "Sent " + totalBytes + " of " + fixedLength);

                //------------------ read the SERVER RESPONSE
                String responseString;
                int responseCode = conn.getResponseCode();
                Log.d(LOG_TAG, "response code: " + responseCode);
                Log.d(LOG_TAG, "response headers: " + conn.getHeaderFields());
                TrackingInputStream inStream = null;
                try {
                    inStream = getInputStream(conn);
                    synchronized (context) {
                        if (context.aborted) {
                            return;
                        }
                        context.currentInputStream = inStream;
                    }

                    ByteArrayOutputStream out = new ByteArrayOutputStream(
                            Math.max(1024, conn.getContentLength()));
                    byte[] buffer = new byte[1024];
                    int bytesRead = 0;
                    // write bytes to file
                    while ((bytesRead = inStream.read(buffer)) > 0) {
                        out.write(buffer, 0, bytesRead);
                    }
                    responseString = out.toString("UTF-8");
                } finally {
                    context.currentInputStream = null;
                    safeClose(inStream);
                }

                Log.d(LOG_TAG, "got response from server");
                Log.d(LOG_TAG, responseString.substring(0, Math.min(256, responseString.length())));

                // send request and retrieve response
                result.setResponseCode(responseCode);
                result.setResponse(responseString);

                context.sendPluginResult(new PluginResult(PluginResult.Status.OK, result.toJSONObject()));
            } catch (FileNotFoundException e) {
                JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target, conn);
                Log.e(LOG_TAG, error.toString(), e);
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } catch (IOException e) {
                JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn);
                Log.e(LOG_TAG, error.toString(), e);
                Log.e(LOG_TAG, "Failed after uploading " + totalBytes + " of " + fixedLength + " bytes.");
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } catch (JSONException e) {
                Log.e(LOG_TAG, e.getMessage(), e);
                context.sendPluginResult(new PluginResult(PluginResult.Status.JSON_EXCEPTION));
            } catch (Throwable t) {
                // Shouldn't happen, but will
                JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn);
                Log.e(LOG_TAG, error.toString(), t);
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } finally {
                synchronized (activeRequests) {
                    activeRequests.remove(objectId);
                }

                if (conn != null) {
                    // Revert back to the proper verifier and socket factories
                    // Revert back to the proper verifier and socket factories
                    if (trustEveryone && useHttps) {
                        HttpsURLConnection https = (HttpsURLConnection) conn;
                        https.setHostnameVerifier(oldHostnameVerifier);
                        https.setSSLSocketFactory(oldSocketFactory);
                    }
                }
            }
        }
    });
}

From source file:com.remobile.filetransfer.FileTransfer.java

/**
 * Uploads the specified file to the server URL provided using an HTTP multipart request.
 *
 * @param source          Full path of the file on the file system
 * @param target          URL of the server to receive the file
 * @param args            JSON Array of args
 * @param callbackContext callback id for optional progress reports
 *                        <p>/*from w w  w  . ja  va  2s  . com*/
 *                        args[2] fileKey       Name of file request parameter
 *                        args[3] fileName      File name to be used on server
 *                        args[4] mimeType      Describes file content type
 *                        args[5] params        key:value pairs of user-defined parameters
 * @return FileUploadResult containing result of upload request
 */
private void upload(final String source, final String target, JSONArray args, CallbackContext callbackContext)
        throws JSONException {
    Log.d(LOG_TAG, "upload " + source + " to " + target);

    // Setup the options
    final String fileKey = getArgument(args, 2, "file");
    final String fileName = getArgument(args, 3, "image.jpg");
    final String mimeType = getArgument(args, 4, "image/jpeg");
    final JSONObject params = args.optJSONObject(5) == null ? new JSONObject() : args.optJSONObject(5);
    final boolean trustEveryone = args.optBoolean(6);
    // Always use chunked mode unless set to false as per API
    final boolean chunkedMode = args.optBoolean(7) || args.isNull(7);
    // Look for headers on the params map for backwards compatibility with older Cordova versions.
    final JSONObject headers = args.optJSONObject(8) == null ? params.optJSONObject("headers")
            : args.optJSONObject(8);
    final String objectId = args.getString(9);
    final String httpMethod = getArgument(args, 10, "POST");

    final CordovaResourceApi resourceApi = new CordovaResourceApi(getReactApplicationContext());

    Log.d(LOG_TAG, "fileKey: " + fileKey);
    Log.d(LOG_TAG, "fileName: " + fileName);
    Log.d(LOG_TAG, "mimeType: " + mimeType);
    Log.d(LOG_TAG, "params: " + params);
    Log.d(LOG_TAG, "trustEveryone: " + trustEveryone);
    Log.d(LOG_TAG, "chunkedMode: " + chunkedMode);
    Log.d(LOG_TAG, "headers: " + headers);
    Log.d(LOG_TAG, "objectId: " + objectId);
    Log.d(LOG_TAG, "httpMethod: " + httpMethod);

    final Uri targetUri = resourceApi.remapUri(Uri.parse(target));
    // Accept a path or a URI for the source.
    Uri tmpSrc = Uri.parse(source);
    final Uri sourceUri = resourceApi
            .remapUri(tmpSrc.getScheme() != null ? tmpSrc : Uri.fromFile(new File(source)));

    int uriType = CordovaResourceApi.getUriType(targetUri);
    final boolean useHttps = uriType == CordovaResourceApi.URI_TYPE_HTTPS;
    if (uriType != CordovaResourceApi.URI_TYPE_HTTP && !useHttps) {
        JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target, null, 0, null);
        Log.e(LOG_TAG, "Unsupported URI: " + targetUri);
        callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
        return;
    }

    final RequestContext context = new RequestContext(source, target, callbackContext);
    synchronized (activeRequests) {
        activeRequests.put(objectId, context);
    }

    this.cordova.getThreadPool().execute(new Runnable() {
        public void run() {
            if (context.aborted) {
                return;
            }
            HttpURLConnection conn = null;
            HostnameVerifier oldHostnameVerifier = null;
            SSLSocketFactory oldSocketFactory = null;
            int totalBytes = 0;
            int fixedLength = -1;
            try {
                // Create return object
                FileUploadResult result = new FileUploadResult();
                FileProgressResult progress = new FileProgressResult();

                //------------------ CLIENT REQUEST
                // Open a HTTP connection to the URL based on protocol
                conn = resourceApi.createHttpConnection(targetUri);
                if (useHttps && trustEveryone) {
                    // Setup the HTTPS connection class to trust everyone
                    HttpsURLConnection https = (HttpsURLConnection) conn;
                    oldSocketFactory = trustAllHosts(https);
                    // Save the current hostnameVerifier
                    oldHostnameVerifier = https.getHostnameVerifier();
                    // Setup the connection not to verify hostnames
                    https.setHostnameVerifier(DO_NOT_VERIFY);
                }

                // Allow Inputs
                conn.setDoInput(true);

                // Allow Outputs
                conn.setDoOutput(true);

                // Don't use a cached copy.
                conn.setUseCaches(false);

                // Use a post method.
                conn.setRequestMethod(httpMethod);

                // if we specified a Content-Type header, don't do multipart form upload
                boolean multipartFormUpload = (headers == null) || !headers.has("Content-Type");
                if (multipartFormUpload) {
                    conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);
                }

                // Handle the other headers
                if (headers != null) {
                    addHeadersToRequest(conn, headers);
                }

                /*
                * Store the non-file portions of the multipart data as a string, so that we can add it
                * to the contentSize, since it is part of the body of the HTTP request.
                */
                StringBuilder beforeData = new StringBuilder();
                try {
                    for (Iterator<?> iter = params.keys(); iter.hasNext();) {
                        Object key = iter.next();
                        if (!String.valueOf(key).equals("headers")) {
                            beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
                            beforeData.append("Content-Disposition: form-data; name=\"").append(key.toString())
                                    .append('"');
                            beforeData.append(LINE_END).append(LINE_END);
                            beforeData.append(params.getString(key.toString()));
                            beforeData.append(LINE_END);
                        }
                    }
                } catch (JSONException e) {
                    Log.e(LOG_TAG, e.getMessage(), e);
                }

                beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
                beforeData.append("Content-Disposition: form-data; name=\"").append(fileKey).append("\";");
                beforeData.append(" filename=\"").append(fileName).append('"').append(LINE_END);
                beforeData.append("Content-Type: ").append(mimeType).append(LINE_END).append(LINE_END);
                byte[] beforeDataBytes = beforeData.toString().getBytes("UTF-8");
                byte[] tailParamsBytes = (LINE_END + LINE_START + BOUNDARY + LINE_START + LINE_END)
                        .getBytes("UTF-8");

                // Get a input stream of the file on the phone
                CordovaResourceApi.OpenForReadResult readResult = resourceApi.openForRead(sourceUri);

                int stringLength = beforeDataBytes.length + tailParamsBytes.length;
                if (readResult.length >= 0) {
                    fixedLength = (int) readResult.length;
                    if (multipartFormUpload)
                        fixedLength += stringLength;
                    progress.setLengthComputable(true);
                    progress.setTotal(fixedLength);
                }
                Log.d(LOG_TAG, "Content Length: " + fixedLength);
                // setFixedLengthStreamingMode causes and OutOfMemoryException on pre-Froyo devices.
                // http://code.google.com/p/android/issues/detail?id=3164
                // It also causes OOM if HTTPS is used, even on newer devices.
                boolean useChunkedMode = chunkedMode
                        && (Build.VERSION.SDK_INT < Build.VERSION_CODES.FROYO || useHttps);
                useChunkedMode = useChunkedMode || (fixedLength == -1);

                if (useChunkedMode) {
                    conn.setChunkedStreamingMode(MAX_BUFFER_SIZE);
                    // Although setChunkedStreamingMode sets this header, setting it explicitly here works
                    // around an OutOfMemoryException when using https.
                    conn.setRequestProperty("Transfer-Encoding", "chunked");
                } else {
                    conn.setFixedLengthStreamingMode(fixedLength);
                }

                conn.connect();

                OutputStream sendStream = null;
                try {
                    sendStream = conn.getOutputStream();
                    synchronized (context) {
                        if (context.aborted) {
                            return;
                        }
                        context.connection = conn;
                    }

                    if (multipartFormUpload) {
                        //We don't want to change encoding, we just want this to write for all Unicode.
                        sendStream.write(beforeDataBytes);
                        totalBytes += beforeDataBytes.length;
                    }

                    // create a buffer of maximum size
                    int bytesAvailable = readResult.inputStream.available();
                    int bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
                    byte[] buffer = new byte[bufferSize];

                    // read file and write it into form...
                    int bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);

                    long prevBytesRead = 0;
                    while (bytesRead > 0) {
                        result.setBytesSent(totalBytes);
                        sendStream.write(buffer, 0, bytesRead);
                        totalBytes += bytesRead;
                        if (totalBytes > prevBytesRead + 102400) {
                            prevBytesRead = totalBytes;
                            Log.d(LOG_TAG, "Uploaded " + totalBytes + " of " + fixedLength + " bytes");
                        }
                        bytesAvailable = readResult.inputStream.available();
                        bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
                        bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);

                        // Send a progress event.
                        progress.setLoaded(totalBytes);
                        FileTransfer.this.sendJSEvent("UploadProgress-" + objectId,
                                JsonConvert.jsonToReact(progress.toJSONObject()));
                    }

                    if (multipartFormUpload) {
                        // send multipart form data necessary after file data...
                        sendStream.write(tailParamsBytes);
                        totalBytes += tailParamsBytes.length;
                    }
                    sendStream.flush();
                } finally {
                    safeClose(readResult.inputStream);
                    safeClose(sendStream);
                }
                synchronized (context) {
                    context.connection = null;
                }
                Log.d(LOG_TAG, "Sent " + totalBytes + " of " + fixedLength);

                //------------------ read the SERVER RESPONSE
                String responseString;
                int responseCode = conn.getResponseCode();
                Log.d(LOG_TAG, "response code: " + responseCode);
                Log.d(LOG_TAG, "response headers: " + conn.getHeaderFields());
                TrackingInputStream inStream = null;
                try {
                    inStream = getInputStream(conn);
                    synchronized (context) {
                        if (context.aborted) {
                            return;
                        }
                        context.connection = conn;
                    }

                    ByteArrayOutputStream out = new ByteArrayOutputStream(
                            Math.max(1024, conn.getContentLength()));
                    byte[] buffer = new byte[1024];
                    int bytesRead = 0;
                    // write bytes to file
                    while ((bytesRead = inStream.read(buffer)) > 0) {
                        out.write(buffer, 0, bytesRead);
                    }
                    responseString = out.toString("UTF-8");
                } finally {
                    synchronized (context) {
                        context.connection = null;
                    }
                    safeClose(inStream);
                }

                Log.d(LOG_TAG, "got response from server");
                Log.d(LOG_TAG, responseString.substring(0, Math.min(256, responseString.length())));

                // send request and retrieve response
                result.setResponseCode(responseCode);
                result.setResponse(responseString);

                context.sendPluginResult(new PluginResult(PluginResult.Status.OK, result.toJSONObject()));
            } catch (FileNotFoundException e) {
                JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target, conn, e);
                Log.e(LOG_TAG, error.toString(), e);
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } catch (IOException e) {
                JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn, e);
                Log.e(LOG_TAG, error.toString(), e);
                Log.e(LOG_TAG, "Failed after uploading " + totalBytes + " of " + fixedLength + " bytes.");
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } catch (JSONException e) {
                Log.e(LOG_TAG, e.getMessage(), e);
                context.sendPluginResult(new PluginResult(PluginResult.Status.JSON_EXCEPTION));
            } catch (Throwable t) {
                // Shouldn't happen, but will
                JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn, t);
                Log.e(LOG_TAG, error.toString(), t);
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } finally {
                synchronized (activeRequests) {
                    activeRequests.remove(objectId);
                }

                if (conn != null) {
                    // Revert back to the proper verifier and socket factories
                    // Revert back to the proper verifier and socket factories
                    if (trustEveryone && useHttps) {
                        HttpsURLConnection https = (HttpsURLConnection) conn;
                        https.setHostnameVerifier(oldHostnameVerifier);
                        https.setSSLSocketFactory(oldSocketFactory);
                    }
                }
            }
        }
    });
}

From source file:org.apache.cordova.filetransfer.FileTransfer.java

/**
 * Uploads the specified file to the server URL provided using an HTTP multipart request.
 * @param source        Full path of the file on the file system
 * @param target        URL of the server to receive the file
 * @param args          JSON Array of args
 * @param callbackContext    callback id for optional progress reports
 *
 * args[2] fileKey       Name of file request parameter
 * args[3] fileName      File name to be used on server
 * args[4] mimeType      Describes file content type
 * args[5] params        key:value pairs of user-defined parameters
 * @return FileUploadResult containing result of upload request
 */// w  ww.  j ava 2  s.co m
private void upload(final String source, final String target, JSONArray args, CallbackContext callbackContext)
        throws JSONException {
    Log.d(LOG_TAG, "upload " + source + " to " + target);

    // Setup the options
    final String fileKey = getArgument(args, 2, "file");
    final String fileName = getArgument(args, 3, "image.jpg");
    final String mimeType = getArgument(args, 4, "image/jpeg");
    final JSONObject params = args.optJSONObject(5) == null ? new JSONObject() : args.optJSONObject(5);
    final boolean trustEveryone = args.optBoolean(6);
    // Always use chunked mode unless set to false as per API
    final boolean chunkedMode = args.optBoolean(7) || args.isNull(7);
    // Look for headers on the params map for backwards compatibility with older Cordova versions.
    final JSONObject headers = args.optJSONObject(8) == null ? params.optJSONObject("headers")
            : args.optJSONObject(8);
    final String objectId = args.getString(9);
    final String httpMethod = getArgument(args, 10, "POST");

    final CordovaResourceApi resourceApi = webView.getResourceApi();

    Log.d(LOG_TAG, "fileKey: " + fileKey);
    Log.d(LOG_TAG, "fileName: " + fileName);
    Log.d(LOG_TAG, "mimeType: " + mimeType);
    Log.d(LOG_TAG, "params: " + params);
    Log.d(LOG_TAG, "trustEveryone: " + trustEveryone);
    Log.d(LOG_TAG, "chunkedMode: " + chunkedMode);
    Log.d(LOG_TAG, "headers: " + headers);
    Log.d(LOG_TAG, "objectId: " + objectId);
    Log.d(LOG_TAG, "httpMethod: " + httpMethod);

    final Uri targetUri = resourceApi.remapUri(Uri.parse(target));
    // Accept a path or a URI for the source.
    Uri tmpSrc = Uri.parse(source);
    final Uri sourceUri = resourceApi
            .remapUri(tmpSrc.getScheme() != null ? tmpSrc : Uri.fromFile(new File(source)));

    int uriType = CordovaResourceApi.getUriType(targetUri);
    final boolean useHttps = uriType == CordovaResourceApi.URI_TYPE_HTTPS;
    if (uriType != CordovaResourceApi.URI_TYPE_HTTP && !useHttps) {
        JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target, null, 0, null);
        Log.e(LOG_TAG, "Unsupported URI: " + targetUri);
        callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
        return;
    }

    final RequestContext context = new RequestContext(source, target, callbackContext);
    synchronized (activeRequests) {
        activeRequests.put(objectId, context);
    }

    cordova.getThreadPool().execute(new Runnable() {
        public void run() {
            if (context.aborted) {
                return;
            }
            HttpURLConnection conn = null;
            HostnameVerifier oldHostnameVerifier = null;
            SSLSocketFactory oldSocketFactory = null;
            int totalBytes = 0;
            int fixedLength = -1;
            try {
                // Create return object
                FileUploadResult result = new FileUploadResult();
                FileProgressResult progress = new FileProgressResult();

                //------------------ CLIENT REQUEST
                // Open a HTTP connection to the URL based on protocol
                conn = resourceApi.createHttpConnection(targetUri);
                if (useHttps && trustEveryone) {
                    // Setup the HTTPS connection class to trust everyone
                    HttpsURLConnection https = (HttpsURLConnection) conn;
                    oldSocketFactory = trustAllHosts(https);
                    // Save the current hostnameVerifier
                    oldHostnameVerifier = https.getHostnameVerifier();
                    // Setup the connection not to verify hostnames
                    https.setHostnameVerifier(DO_NOT_VERIFY);
                }

                // Allow Inputs
                conn.setDoInput(true);

                // Allow Outputs
                conn.setDoOutput(true);

                // Don't use a cached copy.
                conn.setUseCaches(false);

                // Use a post method.
                conn.setRequestMethod(httpMethod);

                // if we specified a Content-Type header, don't do multipart form upload
                boolean multipartFormUpload = (headers == null) || !headers.has("Content-Type");
                if (multipartFormUpload) {
                    conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);
                }

                // Set the cookies on the response
                String cookie = getCookies(target);

                if (cookie != null) {
                    conn.setRequestProperty("Cookie", cookie);
                }

                // Handle the other headers
                if (headers != null) {
                    addHeadersToRequest(conn, headers);
                }

                /*
                * Store the non-file portions of the multipart data as a string, so that we can add it
                * to the contentSize, since it is part of the body of the HTTP request.
                */
                StringBuilder beforeData = new StringBuilder();
                try {
                    for (Iterator<?> iter = params.keys(); iter.hasNext();) {
                        Object key = iter.next();
                        if (!String.valueOf(key).equals("headers")) {
                            beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
                            beforeData.append("Content-Disposition: form-data; name=\"").append(key.toString())
                                    .append('"');
                            beforeData.append(LINE_END).append(LINE_END);
                            beforeData.append(params.getString(key.toString()));
                            beforeData.append(LINE_END);
                        }
                    }
                } catch (JSONException e) {
                    Log.e(LOG_TAG, e.getMessage(), e);
                }

                beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
                beforeData.append("Content-Disposition: form-data; name=\"").append(fileKey).append("\";");
                beforeData.append(" filename=\"").append(fileName).append('"').append(LINE_END);
                beforeData.append("Content-Type: ").append(mimeType).append(LINE_END).append(LINE_END);
                byte[] beforeDataBytes = beforeData.toString().getBytes("UTF-8");
                byte[] tailParamsBytes = (LINE_END + LINE_START + BOUNDARY + LINE_START + LINE_END)
                        .getBytes("UTF-8");

                // Get a input stream of the file on the phone
                OpenForReadResult readResult = resourceApi.openForRead(sourceUri);

                int stringLength = beforeDataBytes.length + tailParamsBytes.length;
                if (readResult.length >= 0) {
                    fixedLength = (int) readResult.length;
                    if (multipartFormUpload)
                        fixedLength += stringLength;
                    progress.setLengthComputable(true);
                    progress.setTotal(fixedLength);
                }
                Log.d(LOG_TAG, "Content Length: " + fixedLength);
                // setFixedLengthStreamingMode causes and OutOfMemoryException on pre-Froyo devices.
                // http://code.google.com/p/android/issues/detail?id=3164
                // It also causes OOM if HTTPS is used, even on newer devices.
                boolean useChunkedMode = chunkedMode
                        && (Build.VERSION.SDK_INT < Build.VERSION_CODES.FROYO || useHttps);
                useChunkedMode = useChunkedMode || (fixedLength == -1);

                if (useChunkedMode) {
                    conn.setChunkedStreamingMode(MAX_BUFFER_SIZE);
                    // Although setChunkedStreamingMode sets this header, setting it explicitly here works
                    // around an OutOfMemoryException when using https.
                    conn.setRequestProperty("Transfer-Encoding", "chunked");
                } else {
                    conn.setFixedLengthStreamingMode(fixedLength);
                }

                conn.connect();

                OutputStream sendStream = null;
                try {
                    sendStream = conn.getOutputStream();
                    synchronized (context) {
                        if (context.aborted) {
                            return;
                        }
                        context.connection = conn;
                    }

                    if (multipartFormUpload) {
                        //We don't want to change encoding, we just want this to write for all Unicode.
                        sendStream.write(beforeDataBytes);
                        totalBytes += beforeDataBytes.length;
                    }

                    // create a buffer of maximum size
                    int bytesAvailable = readResult.inputStream.available();
                    int bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
                    byte[] buffer = new byte[bufferSize];

                    // read file and write it into form...
                    int bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);

                    long prevBytesRead = 0;
                    while (bytesRead > 0) {
                        result.setBytesSent(totalBytes);
                        sendStream.write(buffer, 0, bytesRead);
                        totalBytes += bytesRead;
                        if (totalBytes > prevBytesRead + 102400) {
                            prevBytesRead = totalBytes;
                            Log.d(LOG_TAG, "Uploaded " + totalBytes + " of " + fixedLength + " bytes");
                        }
                        bytesAvailable = readResult.inputStream.available();
                        bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
                        bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);

                        // Send a progress event.
                        progress.setLoaded(totalBytes);
                        PluginResult progressResult = new PluginResult(PluginResult.Status.OK,
                                progress.toJSONObject());
                        progressResult.setKeepCallback(true);
                        context.sendPluginResult(progressResult);
                    }

                    if (multipartFormUpload) {
                        // send multipart form data necessary after file data...
                        sendStream.write(tailParamsBytes);
                        totalBytes += tailParamsBytes.length;
                    }
                    sendStream.flush();
                } finally {
                    safeClose(readResult.inputStream);
                    safeClose(sendStream);
                }
                synchronized (context) {
                    context.connection = null;
                }
                Log.d(LOG_TAG, "Sent " + totalBytes + " of " + fixedLength);

                //------------------ read the SERVER RESPONSE
                String responseString;
                int responseCode = conn.getResponseCode();
                Log.d(LOG_TAG, "response code: " + responseCode);
                Log.d(LOG_TAG, "response headers: " + conn.getHeaderFields());
                TrackingInputStream inStream = null;
                try {
                    inStream = getInputStream(conn);
                    synchronized (context) {
                        if (context.aborted) {
                            return;
                        }
                        context.connection = conn;
                    }

                    ByteArrayOutputStream out = new ByteArrayOutputStream(
                            Math.max(1024, conn.getContentLength()));
                    byte[] buffer = new byte[1024];
                    int bytesRead = 0;
                    // write bytes to file
                    while ((bytesRead = inStream.read(buffer)) > 0) {
                        out.write(buffer, 0, bytesRead);
                    }
                    responseString = out.toString("UTF-8");
                } finally {
                    synchronized (context) {
                        context.connection = null;
                    }
                    safeClose(inStream);
                }

                Log.d(LOG_TAG, "got response from server");
                Log.d(LOG_TAG, responseString.substring(0, Math.min(256, responseString.length())));

                // send request and retrieve response
                result.setResponseCode(responseCode);
                result.setResponse(responseString);

                context.sendPluginResult(new PluginResult(PluginResult.Status.OK, result.toJSONObject()));
            } catch (FileNotFoundException e) {
                JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target, conn, e);
                Log.e(LOG_TAG, error.toString(), e);
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } catch (IOException e) {
                JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn, e);
                Log.e(LOG_TAG, error.toString(), e);
                Log.e(LOG_TAG, "Failed after uploading " + totalBytes + " of " + fixedLength + " bytes.");
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } catch (JSONException e) {
                Log.e(LOG_TAG, e.getMessage(), e);
                context.sendPluginResult(new PluginResult(PluginResult.Status.JSON_EXCEPTION));
            } catch (Throwable t) {
                // Shouldn't happen, but will
                JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn, t);
                Log.e(LOG_TAG, error.toString(), t);
                context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
            } finally {
                synchronized (activeRequests) {
                    activeRequests.remove(objectId);
                }

                if (conn != null) {
                    // Revert back to the proper verifier and socket factories
                    // Revert back to the proper verifier and socket factories
                    if (trustEveryone && useHttps) {
                        HttpsURLConnection https = (HttpsURLConnection) conn;
                        https.setHostnameVerifier(oldHostnameVerifier);
                        https.setSSLSocketFactory(oldSocketFactory);
                    }
                }
            }
        }
    });
}

From source file:com.codename1.impl.android.AndroidImplementation.java

@Override
public void setChunkedStreamingMode(Object connection, int bufferLen) {
    HttpURLConnection con = ((HttpURLConnection) connection);
    con.setChunkedStreamingMode(bufferLen);
}