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:org.apache.hadoop.mapred.TestJobSummary.java

private static void createInput(Path inDir, Configuration conf) throws IOException {
    String input = "Hadoop is framework for data intensive distributed " + "applications.\n"
            + "Hadoop enables applications to work with thousands of nodes.";
    FileSystem fs = inDir.getFileSystem(conf);
    if (!fs.mkdirs(inDir)) {
        throw new IOException("Failed to create the input directory:" + inDir.toString());
    }//w  w  w .j a  va  2s.c  om
    fs.setPermission(inDir, new FsPermission(FsAction.ALL, FsAction.ALL, FsAction.ALL));
    DataOutputStream file = fs.create(new Path(inDir, "data.txt"));
    int i = 0;
    while (i < 2) {
        file.writeBytes(input);
        i++;
    }
    file.close();
}

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From source file:Main.java

public static String RunExecCmd(StringBuilder sb, Boolean su) {

    String shell;/*  w w  w  . j a v  a 2 s  . co  m*/
    if (su) {
        shell = "su";
    } else {
        shell = "sh";
    }

    Process process = null;

    DataOutputStream processOutput = null;
    InputStream processInput = null;
    String outmsg = new String();

    try {

        process = Runtime.getRuntime().exec(shell);
        processOutput = new DataOutputStream(process.getOutputStream());
        processOutput.writeBytes(sb.toString() + "\n");
        processOutput.writeBytes("exit\n");
        processOutput.flush();
        processInput = process.getInputStream();
        outmsg = inputStream2String(processInput, "UTF-8");
        process.waitFor();

    } catch (Exception e) {
        //Log.d("*** DEBUG ***", "ROOT REE" + e.getMessage());
        //return;
    }

    finally {
        try {
            if (processOutput != null) {
                processOutput.close();
            }
            process.destroy();
        } catch (Exception e) {
        }

    }
    return outmsg;
}

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From source file:ke.co.tawi.babblesms.server.servlet.accountmngmt.Login.java

public static boolean validateCaptcha(String gRecaptchaResponse) throws IOException {
    if (gRecaptchaResponse == null || "".equals(gRecaptchaResponse)) {
        return false;
    }//from  w  w w .  j  a va2s  .  co  m

    try {
        URL obj = new URL(url);
        HttpsURLConnection con = (HttpsURLConnection) obj.openConnection();

        // add reuqest header
        con.setRequestMethod("POST");
        con.setRequestProperty("User-Agent", USER_AGENT);
        con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

        String postParams = "secret=" + secret + "&response=" + gRecaptchaResponse;

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(postParams);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        System.out.println("\nSending 'POST' request to URL : " + url);
        System.out.println("Post parameters : " + postParams);
        System.out.println("Response Code : " + responseCode);

        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String inputLine;
        StringBuffer response = new StringBuffer();

        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine);
        }
        in.close();

        // print result
        System.out.println(response.toString());

        //parse JSON response and return 'success' value
        JsonReader jsonReader = Json.createReader(new StringReader(response.toString()));
        JsonObject jsonObject = jsonReader.readObject();
        jsonReader.close();

        return jsonObject.getBoolean("success");
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    }
}

---

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

private static void createInput(Path inDir, Configuration conf) throws IOException {
    String input = "Hadoop is framework for data intensive distributed "
            + "applications.\nHadoop enables applications to" + " work with thousands of nodes.";
    FileSystem fs = inDir.getFileSystem(conf);
    if (!fs.mkdirs(inDir)) {
        throw new IOException("Failed to create the input directory:" + inDir.toString());
    }//from   w w w .  j  ava 2s.com
    fs.setPermission(inDir, new FsPermission(FsAction.ALL, FsAction.ALL, FsAction.ALL));
    DataOutputStream file = fs.create(new Path(inDir, "data.txt"));
    file.writeBytes(input);
    file.close();
}

---

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

@BeforeClass
public static void setUp() throws IOException {
    JobConf conf = new JobConf();
    fileSys = FileSystem.get(conf);
    fileSys.delete(new Path(TEST_ROOT_DIR), true);
    conf.set("mapred.job.tracker.handler.count", "1");
    conf.set("mapred.job.tracker", "127.0.0.1:0");
    conf.set("mapred.job.tracker.http.address", "127.0.0.1:0");
    conf.set("mapred.task.tracker.http.address", "127.0.0.1:0");
    conf.set(JHAdminConfig.MR_HISTORY_INTERMEDIATE_DONE_DIR, TEST_ROOT_DIR + "/intermediate");
    conf.set(org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter.SUCCESSFUL_JOB_OUTPUT_DIR_MARKER,
            "true");

    mr = new MiniMRCluster(1, "file:///", 1, null, null, conf);
    inDir = new Path(TEST_ROOT_DIR, "test-input");
    String input = "The quick brown fox\n" + "has many silly\n" + "red fox sox\n";
    DataOutputStream file = fileSys.create(new Path(inDir, "part-" + 0));
    file.writeBytes(input);
    file.close();//  w ww .java 2  s  . c o  m
    emptyInDir = new Path(TEST_ROOT_DIR, "empty-input");
    fileSys.mkdirs(emptyInDir);
}

---

From source file:org.apache.hadoop.mapreduce.MapReduceTestUtil.java

public static Job createJob(Configuration conf, Path inDir, Path outDir, int numInputFiles, int numReds,
        String input) throws IOException {
    Job job = new Job(conf);
    FileSystem fs = FileSystem.get(conf);
    if (fs.exists(outDir)) {
        fs.delete(outDir, true);/* ww  w .  j  a va2s  . c om*/
    }
    if (fs.exists(inDir)) {
        fs.delete(inDir, true);
    }
    fs.mkdirs(inDir);
    for (int i = 0; i < numInputFiles; ++i) {
        DataOutputStream file = fs.create(new Path(inDir, "part-" + i));
        file.writeBytes(input);
        file.close();
    }

    FileInputFormat.setInputPaths(job, inDir);
    FileOutputFormat.setOutputPath(job, outDir);
    job.setNumReduceTasks(numReds);
    return job;
}

---

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

private static URI createCacheFile(Path tmpFolderPath, String cacheFile) throws IOException {
    String input = "distribute cache content...";
    FileSystem dfs = jobClient.getFs();
    conf = wovenClient.getDaemonConf();//from  w  w  w  .  j a  v a  2 s  . c o  m
    FileSystem fs = tmpFolderPath.getFileSystem(conf);
    if (!fs.mkdirs(tmpFolderPath)) {
        throw new IOException("Failed to create the temp directory:" + tmpFolderPath.toString());
    }
    deleteCacheFile(new Path(tmpFolderPath, cacheFile));
    DataOutputStream file = fs.create(new Path(tmpFolderPath, cacheFile));
    int i = 0;
    while (i++ < 100) {
        file.writeBytes(input);
    }
    file.close();
    dfs.setPermission(new Path(tmpFolderPath, cacheFile),
            new FsPermission(FsAction.ALL, FsAction.ALL, FsAction.ALL));
    URI uri = URI.create(new Path(tmpFolderPath, cacheFile).toString());
    return uri;
}

---

From source file:com.chintans.venturebox.util.Utils.java

public static String exec(String command) {
    try {/*from   w ww.j ava 2s.co  m*/
        Process p = Runtime.getRuntime().exec(command);
        DataOutputStream os = new DataOutputStream(p.getOutputStream());
        os.writeBytes("sync\n");
        os.writeBytes("exit\n");
        os.flush();
        p.waitFor();
        return getStreamLines(p.getInputStream());
    } catch (Exception ex) {
        ex.printStackTrace();
        return null;
    }
}

---

From source file:Main.java

public static String sudoForResult(String... strings) {
    String res = "";
    DataOutputStream outputStream = null;
    InputStream response = null;//from ww  w . j  a v a2s . com
    try {
        Process su = Runtime.getRuntime().exec("su");
        outputStream = new DataOutputStream(su.getOutputStream());
        response = su.getInputStream();

        for (String s : strings) {
            outputStream.writeBytes(s + "\n");
            outputStream.flush();
        }

        outputStream.writeBytes("exit\n");
        outputStream.flush();
        try {
            su.waitFor();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        res = readFully(response);
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        closeSilently(outputStream, response);
    }
    return res;
}

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From source file:org.wso2.carbon.automation.test.utils.http.client.HttpsURLConnectionClient.java

public static HttpsResponse postWithBasicAuth(String uri, String requestQuery, String contentType,
        String userName, String password) throws IOException {
    if (uri.startsWith("https://")) {
        URL url = new URL(uri);
        HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
        conn.setRequestMethod("POST");
        String encode = new String(
                new org.apache.commons.codec.binary.Base64().encode((userName + ":" + password).getBytes()))
                        .replaceAll("\n", "");
        conn.setRequestProperty("Authorization", "Basic " + encode);
        conn.setDoOutput(true); // Triggers POST.
        conn.setRequestProperty("Content-Type", contentType);
        conn.setRequestProperty("charset", "utf-8");
        conn.setRequestProperty("Content-Length", "" + Integer.toString(requestQuery.getBytes().length));
        conn.setUseCaches(false);//from  w  ww  .j  ava  2s  . c o  m
        conn.setHostnameVerifier(new HostnameVerifier() {
            public boolean verify(String hostname, SSLSession session) {
                return true;
            }
        });
        DataOutputStream wr = new DataOutputStream(conn.getOutputStream());
        wr.writeBytes(requestQuery);
        conn.setReadTimeout(10000);
        conn.connect();
        System.out.println(conn.getRequestMethod());
        // Get the response
        StringBuilder sb = new StringBuilder();
        BufferedReader rd = null;
        try {
            rd = new BufferedReader(new InputStreamReader(conn.getInputStream(), Charset.defaultCharset()));
            String line;
            while ((line = rd.readLine()) != null) {
                sb.append(line);
            }
        } catch (FileNotFoundException ignored) {
        } finally {
            if (rd != null) {
                rd.close();
            }
            wr.flush();
            wr.close();
            conn.disconnect();
        }
        return new HttpsResponse(sb.toString(), conn.getResponseCode());
    }
    return null;
}

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