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:com.foundationdb.http.HttpMonitorVerifySSLIT.java

private static int openRestURL(HttpClient client, String userInfo, int port, String path) throws Exception {
    URI uri = new URI("https", userInfo, "localhost", port, path, null, null);
    HttpGet get = new HttpGet(uri);
    HttpResponse response = client.execute(get);
    int code = response.getStatusLine().getStatusCode();
    EntityUtils.consume(response.getEntity());
    return code;/*from   w  w  w . ja v  a 2s  . com*/
}

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From source file:in.goahead.apps.yaytd.util.URLUtils.java

public static InputStream OpenURL(String url, long skipLength) throws MalformedURLException, IOException {
    InputStream is = null;/* w w  w .j av a2  s  . c  o  m*/
    HttpClient httpClient = new DefaultHttpClient();
    HttpGet httpGet = new HttpGet(url);

    if (skipLength > 0) {
        httpGet.setHeader("Range", "bytes=" + skipLength + "-");
    }
    HttpResponse httpResponse = httpClient.execute(httpGet);
    HttpEntity httpEntity = httpResponse.getEntity();
    if (httpEntity != null) {
        is = httpEntity.getContent();
    }

    return is;
}

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From source file:fr.pasteque.client.utils.URLTextGetter.java

public static void getBinary(final String url, final Map<String, String> getParams, final Handler h) {
    new Thread() {
        @Override/*from   w w w . j a  v a 2 s. c  o m*/
        public void run() {
            try {
                String fullUrl = url;
                if (getParams != null && getParams.size() > 0) {
                    fullUrl += "?";
                    for (String param : getParams.keySet()) {
                        fullUrl += URLEncoder.encode(param, "utf-8") + "="
                                + URLEncoder.encode(getParams.get(param), "utf-8") + "&";
                    }
                }
                if (fullUrl.endsWith("&")) {
                    fullUrl = fullUrl.substring(0, fullUrl.length() - 1);
                }
                HttpClient client = new DefaultHttpClient();
                HttpResponse response = null;
                HttpGet req = new HttpGet(fullUrl);
                response = client.execute(req);
                int status = response.getStatusLine().getStatusCode();
                if (status == HttpStatus.SC_OK) {
                    // Get http response
                    byte[] content = null;
                    try {
                        final int size = 10240;
                        ByteArrayOutputStream bos = new ByteArrayOutputStream(size);
                        byte[] buffer = new byte[size];
                        BufferedInputStream bis = new BufferedInputStream(response.getEntity().getContent(),
                                size);
                        int read = bis.read(buffer, 0, size);
                        while (read != -1) {
                            bos.write(buffer, 0, read);
                            read = bis.read(buffer, 0, size);
                        }
                        content = bos.toByteArray();
                    } catch (IOException ioe) {
                        ioe.printStackTrace();
                    }
                    if (h != null) {
                        Message m = h.obtainMessage();
                        m.what = SUCCESS;
                        m.obj = content;
                        m.sendToTarget();
                    }
                } else {
                    if (h != null) {
                        Message m = h.obtainMessage();
                        m.what = STATUS_NOK;
                        m.obj = new Integer(status);
                        m.sendToTarget();
                    }
                }
            } catch (IOException e) {
                if (h != null) {
                    Message m = h.obtainMessage();
                    m.what = ERROR;
                    m.obj = e;
                    m.sendToTarget();
                }
            }
        }
    }.start();
}

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From source file:edu.uci.ics.hyracks.control.common.deployment.DeploymentUtils.java

/**
 * Download remote Http URLs and return the stored local file URLs
 * //from   www  . j  a va  2s  .  c  o m
 * @param urls
 *            the remote Http URLs
 * @param deploymentDir
 *            the deployment jar storage directory
 * @param isNC
 *            true is NC/false is CC
 * @return a list of local file URLs
 * @throws HyracksException
 */
private static List<URL> downloadURLs(List<URL> urls, String deploymentDir, boolean isNC)
        throws HyracksException {
    //retry 10 times at maximum for downloading binaries
    int retryCount = 10;
    int tried = 0;
    Exception trace = null;
    while (tried < retryCount) {
        try {
            tried++;
            List<URL> downloadedFileURLs = new ArrayList<URL>();
            File dir = new File(deploymentDir);
            if (!dir.exists()) {
                FileUtils.forceMkdir(dir);
            }
            for (URL url : urls) {
                String urlString = url.toString();
                int slashIndex = urlString.lastIndexOf('/');
                String fileName = urlString.substring(slashIndex + 1).split("&")[1];
                String filePath = deploymentDir + File.separator + fileName;
                File targetFile = new File(filePath);
                if (isNC) {
                    HttpClient hc = HttpClientBuilder.create().build();
                    HttpGet get = new HttpGet(url.toString());
                    HttpResponse response = hc.execute(get);
                    InputStream is = response.getEntity().getContent();
                    OutputStream os = new FileOutputStream(targetFile);
                    try {
                        IOUtils.copyLarge(is, os);
                    } finally {
                        os.close();
                        is.close();
                    }
                }
                downloadedFileURLs.add(targetFile.toURI().toURL());
            }
            return downloadedFileURLs;
        } catch (Exception e) {
            e.printStackTrace();
            trace = e;
        }
    }
    throw new HyracksException(trace);
}

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From source file:com.balk.rsswidget.GoogleReaderHelper.java

/**
 * Pull the raw text content of the given URL. This call blocks until the
 * operation has completed, and is synchronized because it uses a shared
 * buffer {@link #sBuffer}.//  w  w w  . jav a 2 s.co m
 *
 * @param url The exact URL to request.
 * @return The raw content returned by the server.
 * @throws ApiException If any connection or server error occurs.
 */
protected static synchronized String getUrlContent(String url) throws ApiException {
    if (sUserAgent == null) {
        throw new ApiException("User-Agent string must be prepared");
    }

    // Create client and set our specific user-agent string
    HttpClient client = new DefaultHttpClient();
    HttpGet request = new HttpGet(url);
    request.setHeader("User-Agent", sUserAgent);

    try {
        HttpResponse response = client.execute(request);

        // Check if server response is valid
        StatusLine status = response.getStatusLine();
        if (status.getStatusCode() != HTTP_STATUS_OK) {
            throw new ApiException("Invalid response from server: " + status.toString());
        }

        // Pull content stream from response
        HttpEntity entity = response.getEntity();
        InputStream inputStream = entity.getContent();

        ByteArrayOutputStream content = new ByteArrayOutputStream();

        // Read response into a buffered stream
        int readBytes = 0;
        while ((readBytes = inputStream.read(sBuffer)) != -1) {
            content.write(sBuffer, 0, readBytes);
        }

        // Return result from buffered stream
        return new String(content.toByteArray());
    } catch (IOException e) {
        throw new ApiException("Problem communicating with API", e);
    }
}

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From source file:org.keycloak.example.CustomerDatabaseClient.java

public static List<String> getCustomers(HttpServletRequest req) throws Failure {
    KeycloakSecurityContext session = (KeycloakSecurityContext) req
            .getAttribute(KeycloakSecurityContext.class.getName());

    HttpClient client = new DefaultHttpClient();
    try {//from w w  w.j av a  2s  . c  o  m
        HttpGet get = new HttpGet(UriUtils.getOrigin(req.getRequestURL().toString()) + "/database/customers");
        get.addHeader("Authorization", "Bearer " + session.getTokenString());
        try {
            HttpResponse response = client.execute(get);
            if (response.getStatusLine().getStatusCode() != 200) {
                throw new Failure(response.getStatusLine().getStatusCode());
            }
            HttpEntity entity = response.getEntity();
            InputStream is = entity.getContent();
            try {
                return JsonSerialization.readValue(is, TypedList.class);
            } finally {
                is.close();
            }
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    } finally {
        client.getConnectionManager().shutdown();
    }
}

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From source file:org.jboss.additional.testsuite.jdkall.present.clustering.cluster.ejb.stateful.StatefulFailoverTestCase.java

private static int queryCount(HttpClient client, URI uri) throws IOException {
    HttpResponse response = client.execute(new HttpGet(uri));
    try {/*from ww w  . ja v a  2  s . com*/
        assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode());
        return Integer.parseInt(response.getFirstHeader("count").getValue());
    } finally {
        HttpClientUtils.closeQuietly(response);
    }
}

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From source file:com.leprechaun.solveig.http.RequestExecutor.java

public static ResponseEntity simpleExecutor(String host, String port, String query) {

    ResponseEntity responseEntity = new ResponseEntity();

    HttpClient client = new DefaultHttpClient();

    String url = "http://" + host + ":" + port + "/query?q=" + query;

    System.out.println(url);/*from  w ww.  j a  va2 s .  com*/

    HttpGet get = new HttpGet(url);

    try {
        HttpResponse response = client.execute(get);
        HttpEntity entity = response.getEntity();
        String responseString = EntityUtils.toString(entity, "UTF-8");
        System.out.println(responseString);

        responseEntity.setCode(response.getStatusLine().toString());
        responseEntity.setBody(responseString);
    } catch (IOException e) {
        System.out.println(e.getMessage());

        responseEntity.setCode("ERROR");
        responseEntity.setBody(e.getMessage());
    }

    return responseEntity;
}

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From source file:com.photon.phresco.nativeapp.eshop.net.NetworkManager.java

public static boolean checkHttpURLStatus(final String url) {
    boolean httpStatusFlag = false;

    HttpClient httpclient = new DefaultHttpClient();
    // Prepare a request object
    HttpGet httpget = new HttpGet(url);
    // Execute the request
    HttpResponse response;//from  ww  w.ja va 2s.co m
    try {
        response = httpclient.execute(httpget);
        int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode == HttpURLConnection.HTTP_OK) {
            httpStatusFlag = true;
        }
    } catch (ClientProtocolException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return httpStatusFlag;

}

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From source file:core.RESTCalls.RESTPost.java

public static String httpPost(String urlStr, String data) throws Exception {

    String result = null;/*w  ww .  j a v  a2s  .  c  o m*/

    HttpClient client = new DefaultHttpClient();

    HttpPost post = new HttpPost(urlStr);

    StringEntity input = new StringEntity(data);

    post.setEntity(input);

    HttpResponse response = client.execute(post);

    if (response != null && response.getEntity() != null) {

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

        StringBuilder total = new StringBuilder();

        String line = null;

        while ((line = r.readLine()) != null)
            total.append(line + "\n");

        total.toString();
    }

    return result;
}

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