Example usage for org.apache.http.impl.client HttpClients createDefault

List of usage examples for org.apache.http.impl.client HttpClients createDefault

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Introduction

In this page you can find the example usage for org.apache.http.impl.client HttpClients createDefault.

Prototype

public static CloseableHttpClient createDefault()

Source Link

Document

Creates CloseableHttpClient instance with default configuration.

Usage

From source file:edu.harvard.hul.ois.fits.clients.FormFileUploaderClientApplication.java

/**
 * Run the program.//from ww w.  ja  v a 2  s .c  o  m
 *
 * @param args First argument is path to the file to analyze; second (optional) is path to server for overriding default value.
 */
public static void main(String[] args) {
    // takes file path from first program's argument
    if (args.length < 1) {
        logger.error("****** Path to input file must be first argument to program! *******");
        logger.error("===== Exiting Program =====");
        System.exit(1);
    }

    String filePath = args[0];
    File uploadFile = new File(filePath);
    if (!uploadFile.exists()) {
        logger.error("****** File does not exist at expected locations! *******");
        logger.error("===== Exiting Program =====");
        System.exit(1);
    }

    if (args.length > 1) {
        serverUrl = args[1];
    }

    logger.info("File to upload: " + filePath);

    CloseableHttpClient httpclient = HttpClients.createDefault();
    try {
        HttpPost httppost = new HttpPost(serverUrl + "false");
        FileBody bin = new FileBody(uploadFile);
        MultipartEntityBuilder builder = MultipartEntityBuilder.create();
        builder.addPart(FITS_FORM_FIELD_DATAFILE, bin);
        HttpEntity reqEntity = builder.build();
        httppost.setEntity(reqEntity);

        logger.info("executing request " + httppost.getRequestLine());
        CloseableHttpResponse response = httpclient.execute(httppost);
        try {
            logger.info("HTTP Response Status Line: " + response.getStatusLine());
            // Expecting a 200 Status Code
            if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
                String reason = response.getStatusLine().getReasonPhrase();
                logger.warn("Unexpected HTTP response status code:[" + response.getStatusLine().getStatusCode()
                        + "] -- Reason (if available): " + reason);
            } else {
                HttpEntity resEntity = response.getEntity();
                InputStream is = resEntity.getContent();
                BufferedReader in = new BufferedReader(new InputStreamReader(is));

                String output;
                StringBuilder sb = new StringBuilder();
                while ((output = in.readLine()) != null) {
                    sb.append(output);
                    sb.append(System.getProperty("line.separator"));
                }
                logger.info(sb.toString());
                in.close();
                EntityUtils.consume(resEntity);
            }
        } finally {
            response.close();
        }
    } catch (Exception e) {
        logger.error("Caught exception: " + e.getMessage(), e);
    } finally {
        try {
            httpclient.close();
        } catch (IOException e) {
            logger.warn("Exception closing HTTP client: " + e.getMessage(), e);
        }
        logger.info("DONE");
    }
}

From source file:edu.harvard.hul.ois.drs.pdfaconvert.clients.FormFileUploaderClientApplication.java

/**
 * Run the program.//from   w  w  w. j av a2 s. co  m
 * 
 * @param args First argument is path to the file to analyze; second (optional) is path to server for overriding default value.
 */
public static void main(String[] args) {
    // takes file path from first program's argument
    if (args.length < 1) {
        logger.error("****** Path to input file must be first argument to program! *******");
        logger.error("===== Exiting Program =====");
        System.exit(1);
    }

    String filePath = args[0];
    File uploadFile = new File(filePath);
    if (!uploadFile.exists()) {
        logger.error("****** File does not exist at expected locations! *******");
        logger.error("===== Exiting Program =====");
        System.exit(1);
    }

    if (args.length > 1) {
        serverUrl = args[1];
    }

    logger.info("File to upload: " + filePath);

    CloseableHttpClient httpclient = HttpClients.createDefault();
    try {
        HttpPost httppost = new HttpPost(serverUrl);
        FileBody bin = new FileBody(uploadFile);
        HttpEntity reqEntity = MultipartEntityBuilder.create().addPart(FORM_FIELD_DATAFILE, bin).build();
        httppost.setEntity(reqEntity);

        logger.info("executing request " + httppost.getRequestLine());
        CloseableHttpResponse response = httpclient.execute(httppost);
        try {
            logger.info("HTTP Response Status Line: " + response.getStatusLine());
            // Expecting a 200 Status Code
            if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
                String reason = response.getStatusLine().getReasonPhrase();
                logger.warn("Unexpected HTTP response status code:[" + response.getStatusLine().getStatusCode()
                        + "] -- Reason (if available): " + reason);
            } else {
                HttpEntity resEntity = response.getEntity();
                InputStream is = resEntity.getContent();
                BufferedReader in = new BufferedReader(new InputStreamReader(is));

                String output;
                StringBuilder sb = new StringBuilder("Response data received:");
                while ((output = in.readLine()) != null) {
                    sb.append(System.getProperty("line.separator"));
                    sb.append(output);
                }
                logger.info(sb.toString());
                in.close();
                EntityUtils.consume(resEntity);
            }
        } finally {
            response.close();
        }
    } catch (Exception e) {
        logger.error("Caught exception: " + e.getMessage(), e);
    } finally {
        try {
            httpclient.close();
        } catch (IOException e) {
            logger.warn("Exception closing HTTP client: " + e.getMessage(), e);
        }
        logger.info("DONE");
    }
}

From source file:com.linkedin.pinotdruidbenchmark.DruidThroughput.java

@SuppressWarnings("InfiniteLoopStatement")
public static void main(String[] args) throws Exception {
    if (args.length != 3 && args.length != 4) {
        System.err.println(/*from w  w  w.  ja  va 2  s  . c  o  m*/
                "3 or 4 arguments required: QUERY_DIR, RESOURCE_URL, NUM_CLIENTS, TEST_TIME (seconds).");
        return;
    }

    File queryDir = new File(args[0]);
    String resourceUrl = args[1];
    final int numClients = Integer.parseInt(args[2]);
    final long endTime;
    if (args.length == 3) {
        endTime = Long.MAX_VALUE;
    } else {
        endTime = System.currentTimeMillis() + Integer.parseInt(args[3]) * MILLIS_PER_SECOND;
    }

    File[] queryFiles = queryDir.listFiles();
    assert queryFiles != null;
    Arrays.sort(queryFiles);

    final int numQueries = queryFiles.length;
    final HttpPost[] httpPosts = new HttpPost[numQueries];
    for (int i = 0; i < numQueries; i++) {
        HttpPost httpPost = new HttpPost(resourceUrl);
        httpPost.addHeader("content-type", "application/json");
        StringBuilder stringBuilder = new StringBuilder();
        try (BufferedReader bufferedReader = new BufferedReader(new FileReader(queryFiles[i]))) {
            int length;
            while ((length = bufferedReader.read(CHAR_BUFFER)) > 0) {
                stringBuilder.append(new String(CHAR_BUFFER, 0, length));
            }
        }
        String query = stringBuilder.toString();
        httpPost.setEntity(new StringEntity(query));
        httpPosts[i] = httpPost;
    }

    final AtomicInteger counter = new AtomicInteger(0);
    final AtomicLong totalResponseTime = new AtomicLong(0L);
    final ExecutorService executorService = Executors.newFixedThreadPool(numClients);

    for (int i = 0; i < numClients; i++) {
        executorService.submit(new Runnable() {
            @Override
            public void run() {
                try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
                    while (System.currentTimeMillis() < endTime) {
                        long startTime = System.currentTimeMillis();
                        CloseableHttpResponse httpResponse = httpClient
                                .execute(httpPosts[RANDOM.nextInt(numQueries)]);
                        httpResponse.close();
                        long responseTime = System.currentTimeMillis() - startTime;
                        counter.getAndIncrement();
                        totalResponseTime.getAndAdd(responseTime);
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        });
    }
    executorService.shutdown();

    long startTime = System.currentTimeMillis();
    while (System.currentTimeMillis() < endTime) {
        Thread.sleep(REPORT_INTERVAL_MILLIS);
        double timePassedSeconds = ((double) (System.currentTimeMillis() - startTime)) / MILLIS_PER_SECOND;
        int count = counter.get();
        double avgResponseTime = ((double) totalResponseTime.get()) / count;
        System.out.println("Time Passed: " + timePassedSeconds + "s, Query Executed: " + count + ", QPS: "
                + count / timePassedSeconds + ", Avg Response Time: " + avgResponseTime + "ms");
    }
}

From source file:test.TestJavaService.java

/**
 * Main.  The cmdline arguments either do or don't contain the flag -remote: that's the only supported flag.  If it is specified,
 *   we test code on the AWS instance.  If it is not, we test code running locally.
 * The first non-flag argument is the "verb", which (currently) should be one of the verbs set at the top of source file
 *   org.qcert.javasrc.Main.  Remaining non-flag arguments are file names.  There must be at least one.  The number of such 
 *   arguments and what they should contain depends on the verb.
 * @throws Exception/*  w  ww.j  a  va2  s.c o m*/
 */
public static void main(String[] args) throws Exception {
    /* Parse command line */
    List<String> files = new ArrayList<>();
    String loc = "localhost", verb = null;
    for (String arg : args) {
        if (arg.equals("-remote"))
            loc = REMOTE_LOC;
        else if (arg.startsWith("-"))
            illegal();
        else if (verb == null)
            verb = arg;
        else
            files.add(arg);
    }
    /* Simple consistency checks and verb-specific parsing */
    if (files.size() == 0)
        illegal();
    String file = files.remove(0);
    String schema = null;
    switch (verb) {
    case "parseSQL":
    case "serialRule2CAMP":
    case "sqlSchema2JSON":
        if (files.size() != 0)
            illegal();
        break;
    case "techRule2CAMP":
        if (files.size() != 1)
            illegal();
        schema = files.get(0);
        break;
    case "csv2JSON":
        if (files.size() < 1)
            illegal();
        break;
    default:
        illegal();
    }

    /* Assemble information from arguments */
    String url = String.format("http://%s:9879?verb=%s", loc, verb);
    byte[] contents = Files.readAllBytes(Paths.get(file));
    String toSend;
    if ("serialRule2CAMP".equals(verb))
        toSend = Base64.getEncoder().encodeToString(contents);
    else
        toSend = new String(contents);
    if ("techRule2CAMP".equals(verb))
        toSend = makeSpecialJson(toSend, schema);
    else if ("csv2JSON".equals(verb))
        toSend = makeSpecialJson(toSend, files);
    HttpClient client = HttpClients.createDefault();
    HttpPost post = new HttpPost(url);
    StringEntity entity = new StringEntity(toSend);
    entity.setContentType("text/plain");
    post.setEntity(entity);
    HttpResponse resp = client.execute(post);
    int code = resp.getStatusLine().getStatusCode();
    if (code == HttpStatus.SC_OK) {
        HttpEntity answer = resp.getEntity();
        InputStream s = answer.getContent();
        BufferedReader rdr = new BufferedReader(new InputStreamReader(s));
        String line = rdr.readLine();
        while (line != null) {
            System.out.println(line);
            line = rdr.readLine();
        }
        rdr.close();
        s.close();
    } else
        System.out.println(resp.getStatusLine());
}

From source file:myexamples.MyExamples.java

public static void main(String[] args) throws Exception {
    String tweetString = "";
    RefEntity refEntity = new RefEntity();
    String refEntityString = gson.toJson(refEntity);
    httpclient = HttpClients.createDefault();
    try {/*  w w  w  .j a  v  a 2s . com*/
        //getExample();    
        tweetString = getTweet();
        StringEntity stringEntity = new StringEntity(refEntityString);
        HttpPost httppost = new HttpPost("http://localhost:9200/referenzer/reference");
        httppost.setEntity(stringEntity);
        CloseableHttpResponse response1 = httpclient.execute(httppost);
        System.out.println("responseStatus=" + response1.getStatusLine());
        PostResponseEntity pRE = gson.fromJson(EntityUtils.toString(response1.getEntity()),
                PostResponseEntity.class);
        System.out.println(pRE.toString(1));
        //System.out.println("response="+EntityUtils.toString(response1.getEntity()));
    } finally {
        httpclient.close();
    }

    System.out.println(tweetString);

    Gson gson = new Gson();
    TweetResponse tweetResponse = gson.fromJson(tweetString, TweetResponse.class);
    System.out.println(tweetResponse.toString(1));

    System.out.println(refEntityString);
}

From source file:client.QueryLastFm.java

License:asdf

public static void main(String[] args) throws Exception {

    // isAlreadyInserted("asdfs","jas,jnjkah");

    // FileWriter fw = new FileWriter(".\\tracks.csv");
    OutputStream track_os = new FileOutputStream(".\\tracks.csv");
    PrintWriter out = new PrintWriter(new OutputStreamWriter(track_os, "UTF-8"));

    OutputStream track_id_os = new FileOutputStream(".\\track_id_sim_track_id.csv");
    PrintWriter track_id_out = new PrintWriter(new OutputStreamWriter(track_id_os, "UTF-8"));

    track_id_out.print("");

    ByteArrayInputStream input;/*from   w w w  . ja  v a 2  s . c o m*/
    Document doc = null;
    CloseableHttpClient httpclient = HttpClients.createDefault();

    String trackName = "";
    String artistName = "";
    String sourceMbid = "";
    out.print("ID");// first row first column
    out.print(",");
    out.print("TrackName");// first row second column
    out.print(",");
    out.println("Artist");// first row third column

    track_id_out.print("source");// first row second column
    track_id_out.print(",");
    track_id_out.println("target");// first row third column
    // track_id_out.print(",");
    // track_id_out.println("type");// first row third column

    // out.flush();

    // out.close();

    // fw.close();

    // os.close();

    try {
        URI uri = new URIBuilder().setScheme("http").setHost("ws.audioscrobbler.com").setPath("/2.0/")
                .setParameter("method", "track.getsimilar").setParameter("artist", "cher")
                .setParameter("track", "believe").setParameter("limit", "100")
                .setParameter("api_key", "88858618961414f8bec919bddd057044").build();

        // new URIBuilder().
        HttpGet request = new HttpGet(uri);

        // request.
        // This is useful for last.fm logging and preventing them from blocking this client
        request.setHeader(HttpHeaders.USER_AGENT,
                "nileshmore@gatech.edu - ClassAssignment at GeorgiaTech Non-commercial use");

        HttpGet httpGet = new HttpGet(
                "http://ws.audioscrobbler.com/2.0/?method=track.getsimilar&artist=cher&track=believe&limit=4&api_key=88858618961414f8bec919bddd057044");
        CloseableHttpResponse response = httpclient.execute(request);

        int statusCode = response.getStatusLine().getStatusCode();
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder = factory.newDocumentBuilder();
        // The underlying HTTP connection is still held by the response object
        // to allow the response content to be streamed directly from the network socket.
        // In order to ensure correct deallocation of system resources
        // the user MUST call CloseableHttpResponse#close() from a finally clause.
        // Please note that if response content is not fully consumed the underlying
        // connection cannot be safely re-used and will be shut down and discarded
        // by the connection manager.
        try {
            if (statusCode == 200) {
                HttpEntity entity1 = response.getEntity();
                BufferedReader br = new BufferedReader(
                        new InputStreamReader((response.getEntity().getContent())));
                Document document = builder.parse((response.getEntity().getContent()));
                Element root = document.getDocumentElement();
                root.normalize();
                // Need to focus and resolve this part
                NodeList nodes;
                nodes = root.getChildNodes();

                nodes = root.getElementsByTagName("track");
                if (nodes.getLength() == 0) {
                    // System.out.println("empty");
                    return;
                }
                Node trackNode;
                for (int k = 0; k < nodes.getLength(); k++) // can access all tracks now
                {
                    trackNode = nodes.item(k);
                    NodeList trackAttributes = trackNode.getChildNodes();

                    // check if mbid is present in track attributes
                    // System.out.println("Length  " + (trackAttributes.item(5).getNodeName().compareToIgnoreCase("mbid") == 0));

                    if ((trackAttributes.item(5).getNodeName().compareToIgnoreCase("mbid") == 0)) {
                        if (((Element) trackAttributes.item(5)).hasChildNodes())
                            ;// System.out.println("Go aHead");
                        else
                            continue;
                    } else
                        continue;

                    for (int n = 0; n < trackAttributes.getLength(); n++) {
                        Node attribute = trackAttributes.item(n);
                        if ((attribute.getNodeName().compareToIgnoreCase("name")) == 0) {
                            // System.out.println(((Element)attribute).getFirstChild().getNodeValue());
                            trackName = ((Element) attribute).getFirstChild().getNodeValue(); // make string encoding as UTF-8 ************ 

                        }

                        if ((attribute.getNodeName().compareToIgnoreCase("mbid")) == 0) {
                            // System.out.println(n +  "   " +  ((Element)attribute).getFirstChild().getNodeValue());
                            sourceMbid = attribute.getFirstChild().getNodeValue();

                        }

                        if ((attribute.getNodeName().compareToIgnoreCase("artist")) == 0) {
                            NodeList ArtistNodeList = attribute.getChildNodes();
                            for (int j = 0; j < ArtistNodeList.getLength(); j++) {
                                Node Artistnode = ArtistNodeList.item(j);
                                if ((Artistnode.getNodeName().compareToIgnoreCase("name")) == 0) {
                                    // System.out.println(((Element)Artistnode).getFirstChild().getNodeValue());
                                    artistName = ((Element) Artistnode).getFirstChild().getNodeValue();
                                }
                            }
                        }
                    }
                    out.print(sourceMbid);
                    out.print(",");
                    out.print(trackName);
                    out.print(",");
                    out.println(artistName);
                    // out.print(",");
                    findSimilarTracks(track_id_out, sourceMbid, trackName, artistName);

                }
                track_id_out.flush();

                out.flush();
                out.close();
                track_id_out.close();
                track_os.close();

                // fw.close();
                Element trac = (Element) nodes.item(0);
                // trac.normalize();
                nodes = trac.getChildNodes();
                // System.out.println(nodes.getLength());

                for (int i = 0; i < nodes.getLength(); i++) {
                    Node node = nodes.item(i);
                    // System.out.println(node.getNodeName());
                    if ((node.getNodeName().compareToIgnoreCase("name")) == 0) {
                        // System.out.println(((Element)node).getFirstChild().getNodeValue());
                    }

                    if ((node.getNodeName().compareToIgnoreCase("mbid")) == 0) {
                        // System.out.println(((Element)node).getFirstChild().getNodeValue());
                    }

                    if ((node.getNodeName().compareToIgnoreCase("artist")) == 0) {

                        // System.out.println("Well");
                        NodeList ArtistNodeList = node.getChildNodes();
                        for (int j = 0; j < ArtistNodeList.getLength(); j++) {
                            Node Artistnode = ArtistNodeList.item(j);
                            if ((Artistnode.getNodeName().compareToIgnoreCase("name")) == 0) {
                                /* System.out.println(((Element)Artistnode).getFirstChild().getNodeValue());*/
                            }
                            /*System.out.println(Artistnode.getNodeName());*/
                        }
                    }

                }
                /*if(node instanceof Element){
                  //a child element to process
                  Element child = (Element) node;
                  String attribute = child.getAttribute("width");
                }*/

                // System.out.println(root.getAttribute("status"));
                NodeList tracks = root.getElementsByTagName("track");
                Element track = (Element) tracks.item(0);
                // System.out.println(track.getTagName());
                track.getChildNodes();

            } else {
                System.out.println("failed with status" + response.getStatusLine());
            }
            // input = (ByteArrayInputStream)entity1.getContent();
            // do something useful with the response body
            // and ensure it is fully consumed
        } finally {
            response.close();
        }
    }

    finally {
        System.out.println("Exited succesfully.");
        httpclient.close();

    }
}

From source file:com.fufang.httprequest.HttpPostBuild.java

public static String postBuildJson(String url, String params)
        throws UnsupportedEncodingException, ClientProtocolException, IOException {

    CloseableHttpClient httpClient = HttpClients.createDefault();
    String postResult = null;/*from   w  ww . j av a  2 s. c o  m*/

    HttpPost httpPost = new HttpPost(url);
    System.out.println(" request " + httpPost.getRequestLine());

    RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(10000).setConnectTimeout(10000)
            .build();
    httpPost.setConfig(requestConfig);
    StringEntity entity = new StringEntity(params.toString(), "UTF-8");
    entity.setContentType("application/json");
    httpPost.setEntity(entity);

    try {
        HttpResponse response = httpClient.execute(httpPost);
        int status = response.getStatusLine().getStatusCode();
        if (status >= 200 && status < 300) {
            HttpEntity responseEntity = response.getEntity();
            postResult = EntityUtils.toString(responseEntity);
        } else {
            System.out.println("unexpected response status - " + status);
        }
    } catch (ClientProtocolException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return postResult;
}

From source file:com.lushell.tc.dbpaas.api.utils.MyHttpUtil.java

public static String getDataFromUrl(String url, int timeout) {
    try {/*  www  . j  a  v a2s.c o  m*/
        HttpClient httpClient = HttpClients.createDefault();
        HttpGet httpget = new HttpGet(url);
        HttpResponse response = httpClient.execute(httpget);
        HttpEntity entity = response.getEntity();
        //StatusLine statusLine = response.getStatusLine();
        String body = EntityUtils.toString(entity);
        return body;
    } catch (IOException ex) {
        Logger.getLogger(MyHttpUtil.class.getName()).log(Level.SEVERE, null, ex);
        return null;
    }
}

From source file:fridgegameinstaller.MCJsonConf.java

public static void getJson(String path, int mb) throws IOException {
    CloseableHttpClient httpclient = HttpClients.createDefault();
    HttpGet httpGet = new HttpGet("http://api.fridgegame.com/mcconf/Fridgegame.json");

    CloseableHttpResponse response1 = httpclient.execute(httpGet);
    try {//ww  w.j a  v  a  2s  . c o m
        System.out.println(httpGet.toString());
        System.out.println(response1.getStatusLine());
        BufferedReader br = new BufferedReader(new InputStreamReader(response1.getEntity().getContent()));
        String a;
        String output = "";
        while ((a = br.readLine()) != null) {
            output += a + "\n";
        }
        System.out.println(output);
        try {

            JSONObject json = new JSONObject(output);
            String mcArgs = json.getString("minecraftArguments");
            String regex = "(-Xmx[^ ]*)";
            Pattern p = Pattern.compile(regex);
            Matcher m = p.matcher(mcArgs);
            String newArgs = m.replaceAll("-Xmx" + mb + "M");
            json.put("minecraftArguments", newArgs);
            FileWriter file = new FileWriter(path);

            try {
                file.write(json.toString());

            } catch (IOException e) {
                e.printStackTrace();

            } finally {
                file.flush();
                file.close();
            }

        } catch (JSONException e) {

        }
    } finally {
        response1.close();
    }

}

From source file:com.atomiton.watermanagement.ngo.util.HttpRequestResponseHandler.java

public static String sendGet(String serverURL, String qParams) throws Exception {

    String url = serverURL + "?" + qParams;

    CloseableHttpClient client = HttpClients.createDefault();
    HttpGet request = new HttpGet(url);

    HttpResponse response = client.execute(request);

    // System.out.println("\nSending 'GET' request to URL : " + url);

    BufferedReader rd = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

    StringBuffer result = new StringBuffer();
    String line = "";
    while ((line = rd.readLine()) != null) {
        result.append(line);/*from   w w w.  j  a  va  2 s.  c  om*/
    }
    client.close();
    return result.toString();
}