Example usage for org.apache.http.util ByteArrayBuffer append

Introduction

In this page you can find the example usage for org.apache.http.util ByteArrayBuffer append.

Prototype

public void append(int i) 

Source Link

Usage

From source file:pl.lewica.util.FileUtil.java

public static boolean fetchAndSaveImage(String sourceUrl, String destinationPath, boolean overwrite)
        throws IOException {
    File destinationFile = new File(destinationPath);
    if (destinationFile.exists() && !overwrite) {
        return false;
    }//from   ww  w  .  java 2s. c  o m

    BufferedInputStream bis = null;
    FileOutputStream fos = null;

    try {
        URL url = new URL(sourceUrl);
        // See http://stackoverflow.com/questions/3498643/dalvik-message-default-buffer-size-used-in-bufferedinputstream-constructor-it/7516554#7516554
        int bufferSize = 8192;
        bis = new BufferedInputStream(url.openStream(), bufferSize);
        ByteArrayBuffer bab = new ByteArrayBuffer(50);

        int current = 0;
        while ((current = bis.read()) != -1) {
            bab.append((byte) current);
        }

        fos = new FileOutputStream(destinationFile);
        fos.write(bab.toByteArray());
        fos.close();
    } catch (MalformedURLException e) {
        throw e;
    } catch (IOException e) {
        throw e;
    } finally {
        if (fos != null) {
            try {
                fos.close();
            } catch (IOException ioe) {
                // This issue can be safely skipped but there's no harm in logging it
                Log.w("FileUtil", "Unable to close file output stream for " + sourceUrl);
            }
        }
        if (bis != null) {
            try {
                bis.close();
            } catch (IOException ioe) {
                // This issue can be safely skipped but there's no harm in logging it
                Log.w("FileUtil", "Unable to close buffered input stream for " + sourceUrl);
            }
        }
    }

    return true;
}

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From source file:com.BibleQuote.utils.FsUtils.java

public static boolean loadContentFromURL(String fromURL, String toFile) {
    try {/*www .j a v a 2  s .  c om*/
        URL url = new URL("http://bible-desktop.com/xml" + fromURL);
        File file = new File(toFile);

        /* Open a connection to that URL. */
        URLConnection ucon = url.openConnection();

        /* Define InputStreams to read from the URLConnection */
        InputStream is = ucon.getInputStream();
        BufferedInputStream bis = new BufferedInputStream(is);

        /* Read bytes to the Buffer until there is nothing more to read(-1) */
        ByteArrayBuffer baf = new ByteArrayBuffer(50);
        int current = 0;
        while ((current = bis.read()) != -1) {
            baf.append((byte) current);
        }

        /* Convert the Bytes read to a String. */
        FileOutputStream fos = new FileOutputStream(file);
        fos.write(baf.toByteArray());
        fos.close();

    } catch (IOException e) {
        Log.e(TAG, String.format("loadContentFromURL(%1$s, %2$s)", fromURL, toFile), e);
        return false;
    }

    return true;
}

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From source file:ota.otaupdates.utils.Utils.java

public static void DownloadFromUrl(String download_url, String fileName) {
    final String TAG = "Downloader";

    if (!isMainThread()) {
        try {/*from ww w .j  a  v  a  2  s.c  om*/
            URL url = new URL(download_url);

            if (!new File(DL_PATH).isDirectory()) {
                if (!new File(DL_PATH).mkdirs()) {
                    Log.e(TAG, "Creating the directory " + DL_PATH + "failed");
                }
            }

            File file = new File(DL_PATH + fileName);

            long startTine = System.currentTimeMillis();
            Log.d(TAG, "Beginning download of " + url.getPath() + " to " + DL_PATH + fileName);

            /*
             * Open a connection and define Streams
             */
            URLConnection ucon = url.openConnection();
            InputStream is = ucon.getInputStream();
            BufferedInputStream bis = new BufferedInputStream(is);

            /*
             * Read bytes until there is nothing left
             */
            ByteArrayBuffer baf = new ByteArrayBuffer(50);
            int current = 0;
            while ((current = bis.read()) != -1) {
                baf.append((byte) current);
            }

            /* Convert Bytes to a String */
            FileOutputStream fos = new FileOutputStream(file);
            fos.write(baf.toByteArray());
            fos.close();

            Log.d(TAG,
                    "Download finished in " + ((System.currentTimeMillis() - startTine) / 1000) + " seconds");
        } catch (Exception e) {
            Log.e(TAG, "Error: " + e);
            e.printStackTrace();
        }
    } else {
        Log.e(TAG, "Tried to run in Main Thread. Aborting...");
    }
}

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From source file:com.fastbootmobile.encore.api.common.HttpGet.java

/**
 * Downloads the data from the provided URL.
 * @param inUrl The URL to get from//from w w w .  ja va  2 s  .c  o  m
 * @param query The query field. '?' + query will be appended automatically, and the query data
 *              MUST be encoded properly.
 * @return A byte array of the data
 */
public static byte[] getBytes(String inUrl, String query, boolean cached)
        throws IOException, RateLimitException {
    final String formattedUrl = inUrl + (query.isEmpty() ? "" : ("?" + query));

    Log.d(TAG, "Formatted URL: " + formattedUrl);

    URL url = new URL(formattedUrl);
    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
    urlConnection.setRequestProperty("User-Agent", "OmniMusic/1.0-dev (http://www.omnirom.org)");
    urlConnection.setUseCaches(cached);
    urlConnection.setInstanceFollowRedirects(true);
    int maxStale = 60 * 60 * 24 * 28; // tolerate 4-weeks stale
    urlConnection.addRequestProperty("Cache-Control", "max-stale=" + maxStale);
    try {
        final int status = urlConnection.getResponseCode();
        // MusicBrainz returns 503 Unavailable on rate limit errors. Parse the JSON anyway.
        if (status == HttpURLConnection.HTTP_OK) {
            InputStream in = new BufferedInputStream(urlConnection.getInputStream());
            int contentLength = urlConnection.getContentLength();
            if (contentLength <= 0) {
                // No length? Let's allocate 100KB.
                contentLength = 100 * 1024;
            }
            ByteArrayBuffer bab = new ByteArrayBuffer(contentLength);
            BufferedInputStream bis = new BufferedInputStream(in);
            int character;

            while ((character = bis.read()) != -1) {
                bab.append(character);
            }
            return bab.toByteArray();
        } else if (status == HttpURLConnection.HTTP_NOT_FOUND) {
            // 404
            return new byte[] {};
        } else if (status == HttpURLConnection.HTTP_FORBIDDEN) {
            return new byte[] {};
        } else if (status == HttpURLConnection.HTTP_UNAVAILABLE) {
            throw new RateLimitException();
        } else if (status == HttpURLConnection.HTTP_MOVED_TEMP || status == HttpURLConnection.HTTP_MOVED_PERM
                || status == 307 /* HTTP/1.1 TEMPORARY REDIRECT */
                || status == HttpURLConnection.HTTP_SEE_OTHER) {
            // We've been redirected, follow the new URL
            final String followUrl = urlConnection.getHeaderField("Location");
            Log.e(TAG, "Redirected to: " + followUrl);
            return getBytes(followUrl, "", cached);
        } else {
            Log.e(TAG, "Error when fetching: " + formattedUrl + " (" + urlConnection.getResponseCode() + ")");
            return new byte[] {};
        }
    } finally {
        urlConnection.disconnect();
    }
}

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From source file:org.ligi.android.dubwise_uavtalk.dashboard.DownloadDashboardImagesStatusAlertDialog.java

/**
 * //ww  w. ja v  a  2  s  .co  m
 * @param activity
 * @param autoclose - if the alert should close when connection is established
 * 
 */
public static void show(Context activity, boolean autoclose, Intent after_connection_intent) {

    LinearLayout lin = new LinearLayout(activity);
    lin.setOrientation(LinearLayout.VERTICAL);

    ScrollView sv = new ScrollView(activity);
    TextView details_text_view = new TextView(activity);

    LinearLayout lin_in_scrollview = new LinearLayout(activity);
    lin_in_scrollview.setOrientation(LinearLayout.VERTICAL);
    sv.addView(lin_in_scrollview);
    lin_in_scrollview.addView(details_text_view);

    details_text_view.setText("no text");

    ProgressBar progress = new ProgressBar(activity, null, android.R.attr.progressBarStyleHorizontal);
    progress.setMax(img_lst.length);

    lin.addView(progress);
    lin.addView(sv);

    new AlertDialog.Builder(activity).setTitle("Download Status").setView(lin)
            .setPositiveButton("OK", new DialogDiscardingOnClickListener()).show();

    class AlertDialogUpdater implements Runnable {

        private Handler h = new Handler();
        private TextView myTextView;
        private ProgressBar myProgress;

        public AlertDialogUpdater(TextView ab, ProgressBar progress) {
            myTextView = ab;
            myProgress = progress;

        }

        public void run() {

            for (int i = 0; i < img_lst.length; i++) {
                class MsgUpdater implements Runnable {

                    private int i;

                    public MsgUpdater(int i) {
                        this.i = i;
                    }

                    public void run() {
                        myProgress.setProgress(i + 1);
                        if (i != img_lst.length - 1)
                            myTextView.setText("Downloading " + img_lst[i] + ".png");
                        else
                            myTextView.setText("Ready - please restart DUBwise to apply changes!");
                    }
                }
                h.post(new MsgUpdater(i));

                try {
                    URLConnection ucon = new URL(url_lst[i]).openConnection();
                    BufferedInputStream bis = new BufferedInputStream(ucon.getInputStream());

                    ByteArrayBuffer baf = new ByteArrayBuffer(50);
                    int current = 0;
                    while ((current = bis.read()) != -1)
                        baf.append((byte) current);

                    File path = new File(
                            Environment.getExternalStorageDirectory() + "/dubwise/images/dashboard");
                    path.mkdirs();

                    FileOutputStream fos = new FileOutputStream(
                            new File(path.getAbsolutePath() + "/" + img_lst[i] + ".png"));
                    fos.write(baf.toByteArray());
                    fos.close();
                } catch (Exception e) {
                }

                try {
                    Thread.sleep(199);
                } catch (InterruptedException e) {
                }

            }
        }
    }

    new Thread(new AlertDialogUpdater(details_text_view, progress)).start();
}

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From source file:bala.padio.Settings.java

public static String DownloadFromUrl(String u) {
    try {//from www .ja  v a  2  s.c om
        URL url = new URL(u);
        URLConnection ucon = url.openConnection();
        InputStream is = ucon.getInputStream();
        BufferedInputStream bis = new BufferedInputStream(is);
        ByteArrayBuffer baf = new ByteArrayBuffer(50);
        int current = 0;
        while ((current = bis.read()) != -1) {
            baf.append((byte) current);
        }

        return new String(baf.toByteArray());

    } catch (Exception e) {
        Log.e(TAG, "Error: " + e);
    }
    return null;
}

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From source file:info.unyttig.helladroid.newzbin.NewzBinController.java

/**
 * Finds reports based on the paramaters given in searchOptions
 * /*from  www  .j a  va2s  .  co  m*/
 * @param searchOptions
 * @return ArrayList<NewzBinReport> - list of result reports.
 */
public static ArrayList<NewzBinReport> findReport(final Handler messageHandler,
        final HashMap<String, String> searchOptions) {
    String url = NBAPIURL + "reportfind/";
    ArrayList<NewzBinReport> searchRes = new ArrayList<NewzBinReport>();
    try {
        HttpResponse response = doPost(url, searchOptions);
        checkReturnCode(response.getStatusLine().getStatusCode(), false);

        InputStream is = response.getEntity().getContent();
        BufferedInputStream bis = new BufferedInputStream(is);
        ByteArrayBuffer baf = new ByteArrayBuffer(20);

        int current = 0;
        while ((current = bis.read()) != -1) {
            baf.append((byte) current);
        }
        /* Convert the Bytes read to a String. */
        String text = new String(baf.toByteArray());
        //         Log.d(LOG_NAME, text);

        BufferedReader reader = new BufferedReader(new StringReader(text));
        String str = reader.readLine();
        totalRes = Integer.parseInt(str.substring(str.indexOf("=") + 1));
        while ((str = reader.readLine()) != null) {
            String[] values = str.split("   ");
            NewzBinReport temp2 = new NewzBinReport();
            temp2.setNzbId(Integer.parseInt(values[0]));
            temp2.setSize(Long.parseLong(values[1]));
            temp2.setTitle(values[2]);

            if (!reports.containsKey(temp2.getNzbId())) {
                reports.put(temp2.getNzbId(), temp2);
                searchRes.add(temp2);
            } else
                searchRes.add(reports.get(temp2.getNzbId()));
        }

        Object[] result = new Object[2];
        result[0] = totalRes;
        result[1] = searchRes;
        return searchRes;

        // TODO message handling
    } catch (ClientProtocolException e) {
        Log.e(LOG_NAME, "ClientProtocol thrown: ", e);
        sendUserMsg(messageHandler, e.toString());
    } catch (IOException e) {
        Log.e(LOG_NAME, "IOException thrown: ", e);
        sendUserMsg(messageHandler, e.toString());
    } catch (NewzBinPostReturnCodeException e) {
        Log.e(LOG_NAME, "POST ReturnCode error: " + e.toString());
        sendUserMsg(messageHandler, e.getMessage());
    }
    return searchRes;
}

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From source file:Main.java

public static byte[] hexToBytes(String hex) {
    ByteArrayBuffer bytes = new ByteArrayBuffer(hex.length() / 2);
    for (int i = 0; i < hex.length(); i++) {
        if (hex.charAt(i) == ' ') {
            continue;
        }/*from   w w  w.  j  a v a2  s  .c o  m*/

        String hexByte;
        if (i + 1 < hex.length()) {
            hexByte = hex.substring(i, i + 2).trim();
            i++;
        } else {
            hexByte = hex.substring(i, i + 1);
        }

        bytes.append(Integer.parseInt(hexByte, 16));
    }
    return bytes.buffer();
}

---

From source file:net.vexelon.bgrates.Utils.java

/**
 * Downloads a file given URL to specified destination
 * @param url/*from   w w  w .j  a  va2  s  .  c  o  m*/
 * @param destFile
 * @return
 */
//public static boolean downloadFile(Context context, String url, String destFile) {
public static boolean downloadFile(Context context, String url, File destFile) {
    //Log.v(TAG, "@downloadFile()");
    //Log.d(TAG, "Downloading " + url);

    boolean ret = false;

    BufferedInputStream bis = null;
    FileOutputStream fos = null;
    InputStream is = null;

    try {
        URL myUrl = new URL(url);
        URLConnection connection = myUrl.openConnection();

        is = connection.getInputStream();
        bis = new BufferedInputStream(is);
        ByteArrayBuffer baf = new ByteArrayBuffer(1024);

        int n = 0;
        while ((n = bis.read()) != -1)
            baf.append((byte) n);

        // save to internal storage
        //Log.v(TAG, "Saving downloaded file ...");
        fos = new FileOutputStream(destFile);
        //context.openFileOutput(destFile, context.MODE_PRIVATE);
        fos.write(baf.toByteArray());
        fos.close();
        //Log.v(TAG, "File saved successfully.");

        ret = true;
    } catch (Exception e) {
        //Log.e(TAG, "Error while downloading and saving file !", e);
    } finally {
        try {
            if (fos != null)
                fos.close();
        } catch (IOException e) {
        }
        try {
            if (bis != null)
                bis.close();
        } catch (IOException e) {
        }
        try {
            if (is != null)
                is.close();
        } catch (IOException e) {
        }
    }

    return ret;
}

---

From source file:com.example.shutapp.DatabaseHandler.java

private static boolean downloadDatabase(Context context) {
    try {//from  w w  w  . j a v a  2 s . c  o m
        Log.d(TAG, "downloading database");
        URL url = new URL(StringLiterals.SERVER_DB_URL);
        /* Open a connection to that URL. */
        URLConnection ucon = url.openConnection();
        /*
         * Define InputStreams to read from the URLConnection.
         */
        InputStream is = ucon.getInputStream();
        BufferedInputStream bis = new BufferedInputStream(is);
        /*
         * Read bytes to the Buffer until there is nothing more to read(-1).
         */
        ByteArrayBuffer baf = new ByteArrayBuffer(StringLiterals.DATABASE_BUFFER);
        int current = 0;
        while ((current = bis.read()) != -1) {
            baf.append((byte) current);
        }

        /* Convert the Bytes read to a String. */
        FileOutputStream fos = null;
        // Select storage location
        fos = context.openFileOutput("db_name.s3db", Context.MODE_PRIVATE);

        fos.write(baf.toByteArray());
        fos.close();
        Log.d(TAG, "downloaded");
    } catch (IOException e) {
        String exception = e.toString();
        Log.e(TAG, "downloadDatabase Error: " + exception);
        return false;
    } catch (Exception e) {
        String exception = e.toString();
        Log.e(TAG, "downloadDatabase Error: " + exception);
        return false;
    }
    return true;
}

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