Example usage for org.apache.http.client HttpClient execute

Introduction

In this page you can find the example usage for org.apache.http.client HttpClient execute.

Prototype

HttpResponse execute(HttpUriRequest request) throws IOException, ClientProtocolException;

Source Link

Document

Executes HTTP request using the default context.

Usage

From source file:fr.pingtimeout.ConnectionUtils.java

public static boolean pressLeftOnServer(String serverHostname) {
    String pingUrlAsString = String.format("http://%s:8080/left", serverHostname);
    Log.d(loggerName, "Triggering a LEFT keystroke on server using " + pingUrlAsString);

    BufferedReader bufferedReader = null;
    try {/*  www  .  jav a 2 s.  c o  m*/
        HttpClient client = new DefaultHttpClient();
        HttpGet request = new HttpGet(new URI(pingUrlAsString));

        HttpResponse response = client.execute(request);

        bufferedReader = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
        while (bufferedReader.readLine() != null) {
        }
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    } finally {
        if (bufferedReader != null) {
            try {
                bufferedReader.close();
            } catch (IOException ignored) {
            }
        }
    }

    return true;
}

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From source file:uk.ac.bbsrc.tgac.miso.core.util.TaxonomyUtils.java

public static String checkScientificNameAtNCBI(String scientificName) {
    try {/*from  w w  w  .  j  a v  a  2  s  .  c o  m*/
        String query = ncbiEntrezUtilsURL + "db=taxonomy&term=" + URLEncoder.encode(scientificName, "UTF-8");
        final HttpClient httpclient = HttpClientBuilder.create().build();
        HttpGet httpget = new HttpGet(query);
        try {
            HttpResponse response = httpclient.execute(httpget);
            String out = parseEntity(response.getEntity());
            log.info(out);
            try {
                DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
                Document d = docBuilder.newDocument();

                TransformerFactory.newInstance().newTransformer()
                        .transform(new StreamSource(new UnicodeReader(out)), new DOMResult(d));

                NodeList nl = d.getElementsByTagName("Id");
                for (int i = 0; i < nl.getLength(); i++) {
                    Element e = (Element) nl.item(i);
                    return e.getTextContent();
                }
            } catch (ParserConfigurationException e) {
                log.error("check scientific name at NCBI", e);
            } catch (TransformerException e) {
                log.error("check scientific name at NCBI", e);
            }
        } catch (ClientProtocolException e) {
            log.error("check scientific name at NCBI", e);
        } catch (IOException e) {
            log.error("check scientific name at NCBI", e);
        }
    } catch (UnsupportedEncodingException e) {
        log.error("check scientific name at NCBI", e);
    }
    return null;
}

---

From source file:Main.java

/**
 * Performs an HTTP Post request to the specified url with the
 * specific HttpEntity, and return the string from the HttpResponse.
 * @param url The web address to post the request to
 * @param httpEntity The entity to send via the request
 * @return The result string of the request
 * @throws Exception/*ww w .j  a  va  2  s . com*/
 */
public static String executeHttpPost(String url, HttpEntity entity) throws Exception {
    BufferedReader in = null;
    try {
        HttpClient client = getHttpClient();
        HttpPost request = new HttpPost(url);
        request.setEntity(entity);
        HttpResponse response = client.execute(request);
        in = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

        StringBuffer sb = new StringBuffer("");
        String line = "";
        String NL = System.getProperty("line.separator");
        while ((line = in.readLine()) != null) {
            sb.append(line + NL);
        }
        in.close();

        String result = sb.toString();
        return result;
    } catch (Exception e) {
        e.printStackTrace();
        return e.getMessage();
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

---

From source file:fr.pingtimeout.ConnectionUtils.java

public static boolean pressRightOnServer(String serverHostname) {
    String pingUrlAsString = String.format("http://%s:8080/right", serverHostname);
    Log.d(loggerName, "Triggering a RIGHT keystroke on server using " + pingUrlAsString);

    BufferedReader bufferedReader = null;
    try {/* w w w.  j av a2 s  .c o m*/
        HttpClient client = new DefaultHttpClient();
        HttpGet request = new HttpGet(new URI(pingUrlAsString));

        HttpResponse response = client.execute(request);

        bufferedReader = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
        while (bufferedReader.readLine() != null) {
        }
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    } finally {

        if (bufferedReader != null) {
            try {
                bufferedReader.close();
            } catch (IOException ignored) {
            }
        }
    }

    return true;
}

---

From source file:com.pyz.tool.weixintool.util.HttpTool.java

/**
 * get  url ?/*from w w w .ja v a  2 s. co m*/
 * @param url
 * @return
 * @throws Exception
 */
public static String request(String url) throws Exception {
    String result = "";
    HttpClient httpClient = new DefaultHttpClient();
    try {
        HttpGet httpget = new HttpGet(url);
        HttpResponse httpresponse = httpClient.execute(httpget);
        HttpEntity entity = httpresponse.getEntity();
        result = EntityUtils.toString(entity, "UTF-8");
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

---

From source file:com.quackware.handsfreemusic.YouTubeUtility.java

public static String calculateYouTubeUrl(String youtubeVideoId)
        throws IOException, ClientProtocolException, UnsupportedEncodingException {
    HttpClient client = new DefaultHttpClient();
    HttpGet getMethod = new HttpGet(YOUTUBE_VIDEO_INFORMATION_URL + youtubeVideoId);
    HttpResponse response = null;//from  ww w. j  av a 2  s.  com

    response = client.execute(getMethod);

    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    String infoStr = null;
    response.getEntity().writeTo(bos);
    infoStr = new String(bos.toString("UTF-8"));

    String[] args = infoStr.split("&");
    Map<String, String> argMap = new HashMap<String, String>();
    for (int i = 0; i < args.length; i++) {
        String[] argValStrArr = args[i].split("=");
        if (argValStrArr != null) {
            if (argValStrArr.length >= 2) {
                argMap.put(argValStrArr[0], URLDecoder.decode(argValStrArr[1]));
            }
        }
    }
    String tokenStr = null;
    try {
        tokenStr = URLDecoder.decode(argMap.get("token"));
    } catch (Exception ex) {
        return null;
    }
    String uriStr = "http://www.youtube.com/get_video?video_id=" + youtubeVideoId + "&t="
            + URLEncoder.encode(tokenStr) + "&fmt=18";
    return uriStr;
}

---

From source file:com.codeskraps.lolo.misc.Utils.java

public static LOLO getLolo() throws UnsupportedEncodingException, ClientProtocolException, IOException,
        IllegalArgumentException, NullPointerException, JSONException {
    long startTime = System.currentTimeMillis();
    if (BuildConfig.DEBUG)
        Log.d(TAG, "download begining");
    if (BuildConfig.DEBUG)
        Log.d(TAG, "download url:" + Constants.LOLO_URL);

    HttpParams httpParameters = new BasicHttpParams();
    HttpConnectionParams.setConnectionTimeout(httpParameters, 5000);
    HttpConnectionParams.setSoTimeout(httpParameters, 10000);

    HttpClient client = new DefaultHttpClient(httpParameters);
    HttpGet request = new HttpGet(Constants.LOLO_URL);
    HttpResponse response = client.execute(request);

    BufferedReader reader = new BufferedReader(
            new InputStreamReader(response.getEntity().getContent(), "UTF-8"));
    String json = reader.readLine();
    Log.d(TAG, "json: " + json);
    reader.close();/*  ww w  .ja  va 2s  .  c  om*/

    JSONTokener tokener = new JSONTokener(json);

    JSONObject finalResult = new JSONObject(tokener);
    LOLO lolo = finalResult.getBoolean("open") ? LOLO.ON : LOLO.OFF;

    if (BuildConfig.DEBUG)
        Log.d(TAG, "lolo: " + lolo);
    if (BuildConfig.DEBUG)
        Log.d(TAG, "download ready in " + ((System.currentTimeMillis() - startTime) / 1000) + " sec");
    return lolo;
}

---

From source file:org.openvoters.android.tasks.RemoteAPIVoteTask.java

public static HttpResponse makeRequest(String path, Item item, String uniqueID) throws Exception {
    JSONObject holder = new JSONObject();
    holder.put("candidate", item.getID());
    holder.put("ID", uniqueID);

    int TIMEOUT_MILLISEC = 10000;
    HttpParams httpParams = new BasicHttpParams();
    HttpConnectionParams.setConnectionTimeout(httpParams, TIMEOUT_MILLISEC);
    HttpConnectionParams.setSoTimeout(httpParams, TIMEOUT_MILLISEC);
    HttpClient client = new DefaultHttpClient(httpParams);

    HttpPost request = new HttpPost(path);
    request.setEntity(new ByteArrayEntity(holder.toString().getBytes("UTF8")));
    HttpResponse response = client.execute(request);
    return response;
}

---

From source file:org.kegbot.app.util.Downloader.java

/**
 * Downloads and returns a URL as a {@link Bitmap}.
 *
 * @param url the image to download/*from   w  ww  .  j a v  a2  s  . co m*/
 * @return a new {@link Bitmap}, or {@code null} if any error occurred
 */
public static Bitmap downloadBitmap(String url) {
    final HttpClient client = new DefaultHttpClient();
    final HttpGet getRequest = new HttpGet(url);

    try {
        HttpResponse response = client.execute(getRequest);
        final int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode != HttpStatus.SC_OK) {
            Log.w(LOG_TAG, "Error " + statusCode + " while retrieving bitmap from " + url);
            return null;
        }

        final HttpEntity entity = response.getEntity();
        if (entity != null) {
            InputStream inputStream = null;
            try {
                BitmapFactory.Options options = new BitmapFactory.Options();
                options.inSampleSize = 2;

                inputStream = entity.getContent();
                return BitmapFactory.decodeStream(inputStream, null, options);
            } finally {
                if (inputStream != null) {
                    inputStream.close();
                }
                entity.consumeContent();
            }
        }
    } catch (IOException e) {
        getRequest.abort();
        Log.w(LOG_TAG, "I/O error while retrieving bitmap from " + url, e);
    } catch (IllegalStateException e) {
        getRequest.abort();
        Log.w(LOG_TAG, "Incorrect URL: " + url);
    } catch (Exception e) {
        getRequest.abort();
        Log.w(LOG_TAG, "Error while retrieving bitmap from " + url, e);
    } finally {
        if ((client instanceof AndroidHttpClient)) {
            ((AndroidHttpClient) client).close();
        }
    }
    return null;
}

---

From source file:nl.coralic.beta.sms.utils.http.HttpHandler.java

private static Response doPost(String url, List<NameValuePair> postdata) {
    HttpClient httpclient = getHttpClient();
    try {//w ww . j av  a 2 s .  c  om
        HttpPost httpost = new HttpPost(url);
        httpost.setEntity(new UrlEncodedFormEntity(postdata, HTTP.UTF_8));
        HttpResponse response = httpclient.execute(httpost);
        if (response.getStatusLine().getStatusCode() == 200) {
            ResponseHandler<String> responseHandler = new BasicResponseHandler();
            return new Response(responseHandler.handleResponse(response));
        } else {
            return new Response(R.string.ERR_PROV_NO_RESP);
        }
    } catch (Exception e) {
        return new Response(R.string.ERR_CONN_ERR);
    } finally {
        // Release the resources
        httpclient.getConnectionManager().shutdown();
    }
}

---

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