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

List of usage examples for org.apache.http.client HttpClient execute

  1. HOME
  2. Java
  3. org.apache.http
  4. org.apache.http.client.*
  5. HttpClient
  6. 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:com.seamusdawkins.rest.utils.HttpHelper.java

public static JSONArray doGetArray(Activity act, String url, String charset, String token)
        throws IOException, Exception, JSONException {
    HttpGet conn = new HttpGet(url);

    conn.addHeader(X_APPLICATION_TOKEN, token);
    conn.addHeader(CONNECTION, "close");
    conn.addHeader(CONTENT_TYPE, "application/x-www-form-urlencoded");

    JSONArray o = null;/*from w w w . j ava 2  s.co m*/
    StringBuilder sb = new StringBuilder();
    resp = null;
    try {
        HttpClient httpClient = new DefaultHttpClient();
        resp = httpClient.execute(conn);
    } catch (ClientProtocolException e) {
    } catch (IOException e) {
    }
    try {
        if (resp != null) {

            status = resp.getStatusLine().getStatusCode();

            if (status == 200) {
                InputStream content = resp.getEntity().getContent();
                BufferedReader buffer = new BufferedReader(new InputStreamReader(content));

                String text;

                while ((text = buffer.readLine()) != null) {

                    sb.append(text);

                }
                o = new JSONArray(sb.toString());
            } else {
                JSONArray arr = new JSONArray();
                JSONObject obj = new JSONObject();
                obj.put("statuscode", String.valueOf(status));
                arr.put(0, obj);
                return arr;
            }
        }

    } catch (Exception e) {
        return null;
    }
    return o;

}

From source file:org.openinfinity.cloud.util.http.HttpHelper.java

public static String executeHttpRequest(HttpClient client, String url) {
    HttpUriRequest request = new HttpGet(url);

    try {/*from   w  w  w  .j a v a  2 s. c o  m*/
        HttpResponse response = client.execute(request);
        int status = response.getStatusLine().getStatusCode();
        if (status >= 200 && status < 300) {
            HttpEntity entity = response.getEntity();
            return entity != null ? EntityUtils.toString(entity) : null;
        }
    } catch (ClientProtocolException e) {
        LOG.warn(EXCEPTION_WHILE_EXECUTING_HTTP_REQUEST + "----" + e.getMessage());
    } catch (IOException e) {
        LOG.warn(EXCEPTION_WHILE_EXECUTING_HTTP_REQUEST + "----" + e.getMessage());
    } catch (Exception e) {
        LOG.warn(EXCEPTION_WHILE_EXECUTING_HTTP_REQUEST + "----" + e.getMessage());
    }
    return null;
}

From source file:Main.java

/**
 * Generate an input stream reading from an android URI
 * /*from  w  w  w.j  a  v a 2  s .  co  m*/
 * @param uri
 * @return
 * @throws IOException
 */
public static InputStream getFromURI(Context context, Uri uri) throws IOException {

    if (uri.getScheme().equals("content"))
        return context.getContentResolver().openInputStream(uri);
    else if (uri.getScheme().equals("file")) {
        URL url = new URL(uri.toString());

        return url.openStream();
    } else {
        HttpClient httpclient = new DefaultHttpClient();
        HttpGet httpget = new HttpGet(uri.toString());
        HttpResponse response = httpclient.execute(httpget);
        HttpEntity entity = response.getEntity();
        if (entity != null)
            return entity.getContent();
        else
            throw new IOException("No HTTP response");
        // Use the regular java stuff
        // URL url = new URL(uri.toString());

        // return url.openStream();
    }
}

From source file:Main.java

public static String openGetConnection(String urlString, Map<String, String> map) {
    List<NameValuePair> nameValuePairs = new ArrayList<>();
    for (String key : map.keySet()) {
        nameValuePairs.add(new BasicNameValuePair(key, map.get(key)));
    }/*from   ww  w .  jav a 2 s .c  o m*/
    String params = URLEncodedUtils.format(nameValuePairs, "utf-8");
    urlString += "?";
    urlString += params;
    HttpClient client = new DefaultHttpClient();
    HttpGet get = new HttpGet(urlString);
    try {
        HttpResponse httpResponse = client.execute(get);
        BufferedReader br = new BufferedReader(new InputStreamReader(httpResponse.getEntity().getContent()));
        StringBuilder json = new StringBuilder("");
        String line = null;
        while ((line = br.readLine()) != null) {
            json.append(line);
        }
        return json.toString();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:org.jboss.as.test.clustering.cluster.web.async.AsyncServletTestCase.java

private static void assertValue(HttpClient client, URI uri, int value) throws IOException {
    HttpResponse response = client.execute(new HttpGet(uri));
    try {//w w w. j  av  a 2  s  .  c  o m
        Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode());
        Assert.assertEquals(value,
                Integer.parseInt(response.getFirstHeader(SimpleServlet.VALUE_HEADER).getValue()));
    } finally {
        HttpClientUtils.closeQuietly(response);
    }
}

From source file:Main.java

public static String GET(String url) {
    InputStream inputStream = null;
    String result = "";
    try {// w ww  .  j  a va 2s .c  o  m

        // create HttpClient
        HttpClient httpclient = new DefaultHttpClient();

        // make GET request to the given URL
        HttpResponse httpResponse = httpclient.execute(new HttpGet(url));

        // receive response as inputStream
        inputStream = httpResponse.getEntity().getContent();

        // convert inputstream to string
        if (inputStream != null)
            result = convertInputStreamToString(inputStream);
        else
            result = "Did not work!";

    } catch (Exception e) {
        Log.d("InputStream", e.getLocalizedMessage());
    }

    return result;
}

From source file:cloud4all.Utils.NetworkAnode.java

public static void sendRequest(String anode) {
    AsyncTask<String, Void, Void> at = new AsyncTask<String, Void, Void>() {
        @Override/* w  ww  .j a  va2  s.  c o  m*/
        protected Void doInBackground(String... url) {
            try {
                HttpClient client = new DefaultHttpClient();
                HttpGet command = new HttpGet(url[0]);
                HttpResponse response = client.execute(command);

                InputStreamReader isr = new InputStreamReader(response.getEntity().getContent());
                BufferedReader in = new BufferedReader(isr);
                String res = in.readLine();
                Log.d("GPIIUserListeners", "GPII has returned: " + res);
            } catch (Exception e) {
                e.printStackTrace();
            }
            return null;
        }
    };
    at.execute(anode);
}

From source file:core.RESTCalls.RESTGet.java

public static InputStream httpGetResponse(String urlStr) {

    InputStream inputStream = null;

    try {/*from w ww  .j ava 2  s .c o  m*/

        HttpClient client = new DefaultHttpClient();

        HttpGet get = new HttpGet(urlStr);

        HttpResponse response = client.execute(get);

        inputStream = response.getEntity().getContent();
    }

    catch (Exception ex) {

        ex.printStackTrace();
    }

    return inputStream;
}

From source file:Main.java

public static Bitmap getGoogleMapThumbnail(double latitude, double longitude) {
    String URL = "http://maps.google.com/maps/api/staticmap?center=" + latitude + "," + longitude
            + "&zoom=15&size=600x600&sensor=false";

    Bitmap bmp = null;/*from ww  w .j  ava 2 s . c  om*/
    HttpClient httpclient = new DefaultHttpClient();
    HttpGet request = new HttpGet(URL);

    InputStream in = null;
    try {
        in = httpclient.execute(request).getEntity().getContent();
        bmp = BitmapFactory.decodeStream(in);
        in.close();
    } catch (IllegalStateException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return bmp;
}

From source file:ee.ioc.phon.netspeechapi.Utils.java

/**
 * <p>Executes the given HTTP request using the given HTTP client,
 * and returns the received entity as string.
 * Returns <code>null</code> if the query was performed (i.e. the server
 * was reachable) but resulted in a failure,
 * e.g. 404 error.</p>//  www  .  ja v a 2s  .c o m
 * 
 * @param client HTTP client
 * @param request HTTP request (e.g. GET or POST)
 * @return response as String
 * @throws IOException
 */
public static String getResponseEntityAsString(HttpClient client, HttpUriRequest request) throws IOException {
    try {
        HttpResponse response = client.execute(request);
        HttpEntity entity = response.getEntity();

        if (entity == null) {
            return null;
        }
        int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode != HttpStatus.SC_OK) {
            return null;
        }
        if (entity.getContentEncoding() == null) {
            return EntityUtils.toString(entity, HTTP.UTF_8);
        }
        return EntityUtils.toString(entity);
    } finally {
        client.getConnectionManager().shutdown();
    }
}