Example usage for java.io DataOutputStream writeBytes

Introduction

In this page you can find the example usage for java.io DataOutputStream writeBytes.

Prototype

public final void writeBytes(String s) throws IOException 

Source Link

Document

Writes out the string to the underlying output stream as a sequence of bytes.

Usage

From source file:de.gebatzens.sia.SiaAPI.java

public APIResponse doRequest(String url, JSONObject request) throws IOException {
    HttpURLConnection con = (HttpURLConnection) new URL(BuildConfig.BACKEND_SERVER + url).openConnection();

    con.setRequestProperty("User-Agent",
            "SchulinfoAPP/" + BuildConfig.VERSION_NAME + " (" + BuildConfig.VERSION_CODE + " "
                    + BuildConfig.BUILD_TYPE + " Android " + Build.VERSION.RELEASE + " " + Build.PRODUCT + ")");
    con.setRequestProperty("Accept-Encoding", "gzip");
    con.setConnectTimeout(3000);// www.  j  a  v  a  2  s .c  om
    con.setRequestMethod(request == null ? "GET" : "POST");
    con.setInstanceFollowRedirects(false);

    if (request != null) {
        con.setDoOutput(true);
        con.setRequestProperty("Content-Type", "application/json");
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(request.toString());
        wr.flush();
        wr.close();
    }

    if (BuildConfig.DEBUG)
        Log.d("ggvp", "connection to " + con.getURL() + " established");

    InputStream in = con.getResponseCode() != 200 ? con.getErrorStream() : con.getInputStream();
    String encoding = con.getHeaderField("Content-Encoding");
    if (encoding != null && encoding.equalsIgnoreCase("gzip")) {
        in = new GZIPInputStream(in);
    }

    BufferedReader reader = new BufferedReader(new InputStreamReader(in));
    String response = "";
    String line = "";
    while ((line = reader.readLine()) != null)
        response += line;
    JSONObject json = null;
    try {
        json = new JSONObject(response);
        String state = json.getString("state");
        Object data = json.opt("data");
        String reason = json.optString("reason", "");

        Log.d("ggvp", "received state " + state + " " + con.getResponseCode() + " reason: " + reason);

        return new APIResponse(state.equals("succeeded") ? APIState.SUCCEEDED : APIState.FAILED, data, reason);

    } catch (JSONException e) {
        Log.e("ggvp", e.toString());
        e.printStackTrace();
        return new APIResponse(APIState.FAILED);
    }

}

---

From source file:net.phalapi.sdk.PhalApiClient.java

protected String doRequest(String requestUrl, Map<String, String> params, int timeoutMs) throws Exception {
    String result = null;/*from w w  w  .  j  a va  2 s  .c o  m*/
    URL url = null;
    HttpURLConnection connection = null;
    InputStreamReader in = null;

    url = new URL(requestUrl);
    connection = (HttpURLConnection) url.openConnection();
    connection.setDoInput(true);
    connection.setDoOutput(true);
    connection.setRequestMethod("POST"); // ?
    connection.setUseCaches(false);
    connection.setConnectTimeout(timeoutMs);

    DataOutputStream out = new DataOutputStream(connection.getOutputStream());

    //POST?
    String postContent = "";
    Iterator<Entry<String, String>> iter = params.entrySet().iterator();
    while (iter.hasNext()) {
        Map.Entry<String, String> entry = (Map.Entry<String, String>) iter.next();
        postContent += "&" + entry.getKey() + "=" + entry.getValue();
    }
    out.writeBytes(postContent);
    out.flush();
    out.close();

    Log.d("[PhalApiClient requestUrl]", requestUrl + postContent);

    in = new InputStreamReader(connection.getInputStream());
    BufferedReader bufferedReader = new BufferedReader(in);
    StringBuffer strBuffer = new StringBuffer();
    String line = null;
    while ((line = bufferedReader.readLine()) != null) {
        strBuffer.append(line);
    }
    result = strBuffer.toString();

    Log.d("[PhalApiClient apiResult]", result);

    if (connection != null) {
        connection.disconnect();
    }

    if (in != null) {
        try {
            in.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    return result;
}

---

From source file:com.gsbabil.antitaintdroid.UtilityFunctions.java

@SuppressWarnings("deprecation")
public String runAsRoot(String command) {
    String output = new String();

    try {/*from  ww w.ja  v  a  2 s  . com*/
        Process p = Runtime.getRuntime().exec("su");
        DataOutputStream os = new DataOutputStream(p.getOutputStream());
        DataInputStream is = new DataInputStream(p.getInputStream());
        os.writeBytes(command + "\n");
        os.flush();

        String line = new String();
        while ((line = is.readLine()) != null) {
            output = output + line;
        }

        os.writeBytes("exit\n");
        os.flush();
    } catch (Throwable e) {
        Log.i(MyApp.TAG, e.getMessage().toString());
    }

    return output;
}

---

From source file:com.gsbabil.antitaintdroid.UtilityFunctions.java

@SuppressWarnings("deprecation")
public String runAsUser(String command) {
    String output = new String();

    try {/*from  ww  w.java 2 s . c om*/
        Process p = Runtime.getRuntime().exec("sh");
        DataOutputStream os = new DataOutputStream(p.getOutputStream());
        DataInputStream is = new DataInputStream(p.getInputStream());

        os.writeBytes("exec " + command + "\n");
        os.flush();

        String line = new String();
        while ((line = is.readLine()) != null) {
            output = output + line;
        }

        // os.writeBytes("exit\n");
        os.flush();
        p.waitFor();

    } catch (Throwable e) {
        Log.i(MyApp.TAG, e.getMessage().toString());
    }

    return output;
}

---

From source file:pl.edu.agh.BackgroundServiceConnection.java

/**
 * Compares sent hash to the one in database
 *///from  w  w  w  .  j  a va  2s.c  o  m
public void run() {
    while (true) {
        try {
            LOGGER.info("Accepting connections on port: " + serverPort);
            Socket client = serverSocket.accept();

            BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));
            String message = in.readLine();
            DataOutputStream out = new DataOutputStream(client.getOutputStream());

            LOGGER.info("Daemon message: " + message);

            String[] data = message.trim().split("\\|");
            try {
                Service service = serviceDAO.getById(Integer.parseInt(data[1]));
                if (!data[0].equalsIgnoreCase(service.getPassword()))
                    throw new IllegalArgumentException("Daemon password: " + data[0]
                            + " does not match server password: " + service.getPassword());
                out.writeBytes("OK\r\n");
            } catch (Exception e) {
                LOGGER.error("Could not find server: " + message.trim(), e);
                out.writeBytes("ERROR\r\n");
            }

            in.close();
            out.close();
            client.close();

        } catch (Exception e) {
            LOGGER.error("Error connecting with server: " + e.getMessage());
        }
    }
}

---

From source file:org.royaldev.royalcommands.rcommands.BaseCommand.java

/**
 * Gets a link to a Hastebin paste with the given content.
 *
 * @param paste Content to paste/*from  w w w.j  a  va 2  s. co m*/
 * @return Link to Hastebin paste with the given content
 * @throws IOException Upon any issue
 */
private String hastebin(final String paste) throws IOException {
    final URL url = new URL("http://hastebin.com/documents");
    final HttpURLConnection huc = (HttpURLConnection) url.openConnection();
    huc.setRequestMethod("POST");
    huc.setDoOutput(true);
    final DataOutputStream dos = new DataOutputStream(huc.getOutputStream());
    dos.writeBytes(paste);
    dos.flush();
    dos.close();
    final BufferedReader br = new BufferedReader(new InputStreamReader(huc.getInputStream()));
    String inputLine;
    final StringBuilder sb = new StringBuilder();
    while ((inputLine = br.readLine()) != null)
        sb.append(inputLine);
    br.close();
    final HastebinData hd = new Gson().fromJson(sb.toString(), HastebinData.class);
    return "http://hastebin.com/" + hd.getKey() + ".txt";
}

---

From source file:org.apache.hadoop.hive.ql.exec.SentryFilterDDLTask.java

/**
 * Filter the command "show columns in table"
 *
 *///from  w w  w.j a va  2 s.  com
private int showFilterColumns(ShowColumnsDesc showCols) throws HiveException {
    Table table = Hive.get(conf).getTable(showCols.getTableName());

    // write the results in the file
    DataOutputStream outStream = null;
    try {
        Path resFile = new Path(showCols.getResFile());
        FileSystem fs = resFile.getFileSystem(conf);
        outStream = fs.create(resFile);

        List<FieldSchema> cols = table.getCols();
        cols.addAll(table.getPartCols());
        // In case the query is served by HiveServer2, don't pad it with spaces,
        // as HiveServer2 output is consumed by JDBC/ODBC clients.
        boolean isOutputPadded = !SessionState.get().isHiveServerQuery();
        outStream.writeBytes(MetaDataFormatUtils.getAllColumnsInformation(fiterColumns(cols, table), false,
                isOutputPadded, null));
        outStream.close();
        outStream = null;
    } catch (IOException e) {
        throw new HiveException(e, ErrorMsg.GENERIC_ERROR);
    } finally {
        IOUtils.closeStream(outStream);
    }
    return 0;
}

---

From source file:org.dcm4che3.tool.stowrs.StowRS.java

private StowRSResponse sendMetaDataAndBulkData(Attributes metadata, ExtractedBulkData extractedBulkData)
        throws IOException {
    Attributes responseAttrs = new Attributes();

    URL newUrl;// w w w .  j  av  a2  s. c  o  m
    try {
        newUrl = new URL(URL);
    } catch (MalformedURLException e2) {
        throw new RuntimeException(e2);
    }

    HttpURLConnection connection = (HttpURLConnection) newUrl.openConnection();
    connection.setChunkedStreamingMode(2048);
    connection.setDoOutput(true);
    connection.setDoInput(true);
    connection.setInstanceFollowRedirects(false);
    connection.setRequestMethod("POST");

    String metaDataType = mediaType == StowMetaDataType.XML ? "application/dicom+xml" : "application/json";
    connection.setRequestProperty("Content-Type",
            "multipart/related; type=" + metaDataType + "; boundary=" + MULTIPART_BOUNDARY);
    String bulkDataTransferSyntax = "transfer-syntax=" + transferSyntax;

    MediaType pixelDataMediaType = getBulkDataMediaType(metadata);
    connection.setRequestProperty("Accept", "application/dicom+xml");
    connection.setRequestProperty("charset", "utf-8");
    connection.setUseCaches(false);

    DataOutputStream wr = new DataOutputStream(connection.getOutputStream());

    // write metadata
    wr.writeBytes("\r\n--" + MULTIPART_BOUNDARY + "\r\n");

    if (mediaType == StowMetaDataType.XML)
        wr.writeBytes("Content-Type: application/dicom+xml; " + bulkDataTransferSyntax + " \r\n");
    else
        wr.writeBytes("Content-Type: application/json; " + bulkDataTransferSyntax + " \r\n");
    wr.writeBytes("\r\n");

    coerceAttributes(metadata, keys);

    try {
        if (mediaType == StowMetaDataType.XML)
            SAXTransformer.getSAXWriter(new StreamResult(wr)).write(metadata);
        else {
            JsonGenerator gen = Json.createGenerator(wr);
            JSONWriter writer = new JSONWriter(gen);
            writer.write(metadata);
            gen.flush();
        }
    } catch (TransformerConfigurationException e) {
        throw new IOException(e);
    } catch (SAXException e) {
        throw new IOException(e);
    }

    // write bulkdata

    for (BulkData chunk : extractedBulkData.otherBulkDataChunks) {
        writeBulkDataPart(MediaType.APPLICATION_OCTET_STREAM_TYPE, wr, chunk.getURIOrUUID(),
                Collections.singletonList(chunk));
    }

    if (!extractedBulkData.pixelDataBulkData.isEmpty()) {
        // pixeldata as a single bulk data part

        if (extractedBulkData.pixelDataBulkData.size() > 1) {
            LOG.info("Combining bulk data of multiple pixel data fragments");
        }

        writeBulkDataPart(pixelDataMediaType, wr, extractedBulkData.pixelDataBulkDataURI,
                extractedBulkData.pixelDataBulkData);
    }

    // end of multipart message
    wr.writeBytes("\r\n--" + MULTIPART_BOUNDARY + "--\r\n");
    wr.close();
    String response = connection.getResponseMessage();
    int rspCode = connection.getResponseCode();
    LOG.info("response: " + response);
    try {
        responseAttrs = SAXReader.parse(connection.getInputStream());
    } catch (Exception e) {
        LOG.error("Error creating response attributes", e);
    }
    connection.disconnect();

    return new StowRSResponse(rspCode, response, responseAttrs);
}

---

From source file:org.apache.hadoop.mapred.TestTaskLogsTruncater.java

/**
 * Test logs monitoring with {@link MiniMRCluster}
 * // w ww. j  av  a2s . com
 * @throws IOException
 */
@Test
@Ignore // Trunction is now done in the Child JVM, because the TaskTracker
        // no longer has write access to the user log dir. MiniMRCluster
        // needs to be modified to put the config params set here in a config
        // on the Child's classpath
public void testLogsMonitoringWithMiniMR() throws IOException {

    MiniMRCluster mr = null;
    try {
        final long LSIZE = 10000L;
        JobConf clusterConf = new JobConf();
        clusterConf.setLong(TaskLogsTruncater.MAP_USERLOG_RETAIN_SIZE, LSIZE);
        clusterConf.setLong(TaskLogsTruncater.REDUCE_USERLOG_RETAIN_SIZE, LSIZE);
        mr = new MiniMRCluster(1, "file:///", 3, null, null, clusterConf);

        JobConf conf = mr.createJobConf();

        Path inDir = new Path(TEST_ROOT_DIR + "/input");
        Path outDir = new Path(TEST_ROOT_DIR + "/output");
        FileSystem fs = FileSystem.get(conf);
        if (fs.exists(outDir)) {
            fs.delete(outDir, true);
        }
        if (!fs.exists(inDir)) {
            fs.mkdirs(inDir);
        }
        String input = "The quick brown fox jumped over the lazy dog";
        DataOutputStream file = fs.create(new Path(inDir, "part-0"));
        file.writeBytes(input);
        file.close();

        conf.setInputFormat(TextInputFormat.class);
        conf.setOutputKeyClass(LongWritable.class);
        conf.setOutputValueClass(Text.class);

        FileInputFormat.setInputPaths(conf, inDir);
        FileOutputFormat.setOutputPath(conf, outDir);
        conf.setNumMapTasks(1);
        conf.setNumReduceTasks(0);
        conf.setMapperClass(LoggingMapper.class);

        RunningJob job = JobClient.runJob(conf);
        assertTrue(job.getJobState() == JobStatus.SUCCEEDED);
        for (TaskCompletionEvent tce : job.getTaskCompletionEvents(0)) {
            long length = TaskLog.getTaskLogFile(tce.getTaskAttemptId(), false, TaskLog.LogName.STDOUT)
                    .length();
            assertTrue("STDOUT log file length for " + tce.getTaskAttemptId() + " is " + length + " and not <="
                    + LSIZE, length <= LSIZE + truncatedMsgSize);
            if (tce.isMap) {
                String stderr = TestMiniMRMapRedDebugScript.readTaskLog(LogName.STDERR, tce.getTaskAttemptId(),
                        false);
                System.out.println("STDERR log:" + stderr);
                assertTrue(stderr.equals(STDERR_LOG));
            }
        }
    } finally {
        if (mr != null) {
            mr.shutdown();
        }
    }
}

---

From source file:org.opentox.toxotis.client.https.PostHttpsClient.java

@Override
public void post() throws ServiceInvocationException {
    String query = getParametersAsQuery();
    if (fileContentToPost != null && query != null && !query.isEmpty()) {
        postMultiPart();//from  www.  j ava 2s .c o  m
    } else {

        connect(getUri().toURI());
        DataOutputStream wr;
        try {
            getPostLock().lock(); // LOCK
            wr = new DataOutputStream(getConnection().getOutputStream());

            if (query != null && !query.isEmpty()) {
                wr.writeBytes(getParametersAsQuery());// POST the parameters
            } else if (model != null) {
                model.write(wr);
            } else if (staxComponent != null) {
                staxComponent.writeRdf(wr);
            } else if (postableString != null) {
                wr.writeChars(postableString);
            } else if (postableBytes != null) {
                wr.writeBytes(postableBytes);
            } else if (fileContentToPost != null) {
                FileReader fr = null;
                BufferedReader br = null;
                try {
                    fr = new FileReader(fileContentToPost);
                    br = new BufferedReader(fr);
                    String line;
                    while ((line = br.readLine()) != null) {
                        wr.writeBytes(line);
                        wr.writeChars("\n");
                    }
                } catch (IOException ex) {
                    throw new ConnectionException("Unable to post data to the remote service at '" + getUri()
                            + "' - The connection dropped " + "unexpectidly while POSTing.", ex);
                } finally {
                    Throwable thr = null;
                    if (br != null) {
                        try {
                            br.close();
                        } catch (final IOException ex) {
                            thr = ex;
                        }
                    }
                    if (fr != null) {
                        try {
                            fr.close();
                        } catch (final IOException ex) {
                            thr = ex;
                        }
                    }
                    if (thr != null) {
                        ConnectionException connExc = new ConnectionException("Stream could not close", thr);
                        connExc.setActor(getUri() != null ? getUri().toString() : "N/A");
                    }
                }
            }
            wr.flush();
            wr.close();
        } catch (final IOException ex) {
            ConnectionException postException = new ConnectionException(
                    "Exception caught while posting the parameters to the " + "remote web service located at '"
                            + getUri() + "'",
                    ex);
            postException.setActor(getUri() != null ? getUri().toString() : "N/A");
            throw postException;
        } finally {
            getPostLock().unlock(); // UNLOCK
        }
    }
}

---

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