Example usage for org.apache.http.impl.client DefaultHttpClient DefaultHttpClient

List of usage examples for org.apache.http.impl.client DefaultHttpClient DefaultHttpClient

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Introduction

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

Prototype

public DefaultHttpClient()

Source Link

Usage

From source file:com.dlmu.heipacker.crawler.client.ClientExecuteDirect.java

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {/*from  ww w  .j a v  a  2 s  .c  o  m*/
        HttpHost target = new HttpHost("www.apache.org", 80, "http");
        HttpGet req = new HttpGet("/");

        System.out.println("executing request to " + target);

        HttpResponse rsp = httpclient.execute(target, req);
        HttpEntity entity = rsp.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(rsp.getStatusLine());
        Header[] headers = rsp.getAllHeaders();
        for (int i = 0; i < headers.length; i++) {
            System.out.println(headers[i]);
        }
        System.out.println("----------------------------------------");

        if (entity != null) {
            System.out.println(EntityUtils.toString(entity));
        }

    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:com.hilatest.httpclient.apacheexample.ClientWithResponseHandler.java

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

    HttpClient httpclient = new DefaultHttpClient();

    HttpGet httpget = new HttpGet("http://www.google.com/");

    System.out.println("executing request " + httpget.getURI());

    // Create a response handler
    ResponseHandler<String> responseHandler = new BasicResponseHandler();
    String responseBody = httpclient.execute(httpget, responseHandler);
    System.out.println(responseBody);

    System.out.println("----------------------------------------");

    // When HttpClient instance is no longer needed, 
    // shut down the connection manager to ensure
    // immediate deallocation of all system resources
    httpclient.getConnectionManager().shutdown();
}

From source file:org.salever.rcp.remoteSystem.server.util.ClientAbortMethod.java

public final static void main(String[] args) throws Exception {
    HttpClient httpclient = new DefaultHttpClient();
    try {/*from  w  w w  . j  a v a2 s.  c om*/

        String queryString = "wd=?ddd=";
        String decodeUrl = URLEncoder.encode(queryString, "GBK");
        String string = new String(decodeUrl);
        System.out.println("--------------" + string + "--------------------------");
        HttpGet httpget = new HttpGet("http://www.baidu.com/s?" + string);

        System.out.println("executing request " + httpget.getURI());
        HttpResponse response = httpclient.execute(httpget);
        HttpEntity entity = response.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(response.getStatusLine());
        if (entity != null) {
            System.out.println("Response content length: " + entity.getContentLength());
            BufferedReader reader = new BufferedReader(new InputStreamReader(entity.getContent()));
            String line;
            while ((line = reader.readLine()) != null) {
                // System.out.println(line);
            }
        }
        System.out.println("----------------------------------------");

    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:org.energyos.espi.datacustodian.console.ImportUsagePoint.java

public static void main(String[] args) {
    if (args.length == 2) {
        try {//from  w  w w.ja  va  2 s . c  o m
            String filename = args[0];
            String url = args[1];

            DefaultHttpClient client = new DefaultHttpClient();
            client.getParams().setParameter(CoreProtocolPNames.PROTOCOL_VERSION, HttpVersion.HTTP_1_1);
            upload(filename, url, client);
            client.getConnectionManager().shutdown();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {
        System.out.println("Usage: import_usage_point.sh filename url");
        System.out.println("");
        System.out.println("Example:");
        System.out.println("");
        System.out.println(
                "  import_usage_point.sh etc/usage_point.xml http://localhost:8080/custodian/retailcustomers/1/upload");
    }
}

From source file:com.dlmu.heipacker.crawler.client.ClientAuthentication.java

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {//  w w w .j a va2  s .c  o  m
        httpclient.getCredentialsProvider().setCredentials(new AuthScope("localhost", 443),
                new UsernamePasswordCredentials("username", "password"));

        HttpGet httpget = new HttpGet("https://localhost/protected");

        System.out.println("executing request" + httpget.getRequestLine());
        HttpResponse response = httpclient.execute(httpget);
        HttpEntity entity = response.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(response.getStatusLine());
        if (entity != null) {
            System.out.println("Response content length: " + entity.getContentLength());
        }
        EntityUtils.consume(entity);
    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:ebay.Ebay.java

/**
 * @param args the command line arguments
 *//*from   w ww.  j  a  va2s  .  com*/
public static void main(String[] args) {
    HttpClient client = null;
    HttpResponse response = null;
    BufferedReader rd = null;
    Document doc = null;
    String xml = "";
    EbayDAO<Producto> db = new EbayDAO<>(Producto.class);
    String busqueda;

    while (true) {
        busqueda = JOptionPane.showInputDialog(null, "ingresa una busqueda");
        if (busqueda != null) {
            busqueda = busqueda.replaceAll(" ", "%20");
            try {
                client = new DefaultHttpClient();
                /*
                 peticion GET
                 */
                HttpGet request = new HttpGet("http://open.api.ebay.com/shopping?" + "callname=FindPopularItems"
                        + "&appid=student11-6428-4bd4-ac0d-6ed9d84e345" + "&version=517&QueryKeywords="
                        + busqueda + "&siteid=0" + "&responseencoding=XML");
                /*
                 se ejecuta la peticion GET
                 */
                response = client.execute(request);
                rd = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
                /*
                 comienza la lectura de la respuesta a la peticion GET
                 */
                String line;
                while ((line = rd.readLine()) != null) {
                    xml += line + "\n";
                }
            } catch (IOException ex) {
                Logger.getLogger(Ebay.class.getName()).log(Level.SEVERE, null, ex);
            }

            /*
             creamos nuestro documentBulder(documento constructor) y obtenemos 
             nuestro objeto documento apartir de documentBuilder
             */
            try {
                DocumentBuilder documentBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
                doc = documentBuilder.parse(new InputSource(new ByteArrayInputStream(xml.getBytes("utf-8"))));
            } catch (ParserConfigurationException | SAXException | IOException ex) {
                Logger.getLogger(Ebay.class.getName()).log(Level.SEVERE, null, ex);
            }

            Element raiz = doc.getDocumentElement();
            if (raiz == null) {
                System.exit(0);
            }
            if (raiz.getElementsByTagName("Ack").item(0).getTextContent().equals("Success")) {
                NodeList array = raiz.getElementsByTagName("ItemArray").item(0).getChildNodes();
                for (int i = 0; i < array.getLength(); ++i) {
                    Node n = array.item(i);

                    if (n.getNodeType() != Node.TEXT_NODE) {
                        Producto p = new Producto();
                        if (((Element) n).getElementsByTagName("ItemID").item(0) != null)
                            p.setId(new Long(
                                    ((Element) n).getElementsByTagName("ItemID").item(0).getTextContent()));
                        if (((Element) n).getElementsByTagName("EndTime").item(0) != null)
                            p.setEndtime(
                                    ((Element) n).getElementsByTagName("EndTime").item(0).getTextContent());
                        if (((Element) n).getElementsByTagName("ViewItemURLForNaturalSearch").item(0) != null)
                            p.setViewurl(((Element) n).getElementsByTagName("ViewItemURLForNaturalSearch")
                                    .item(0).getTextContent());
                        if (((Element) n).getElementsByTagName("ListingType").item(0) != null)
                            p.setListingtype(
                                    ((Element) n).getElementsByTagName("ListingType").item(0).getTextContent());
                        if (((Element) n).getElementsByTagName("GalleryURL").item(0) != null)
                            p.setGalleryurl(
                                    ((Element) n).getElementsByTagName("GalleryURL").item(0).getTextContent());
                        if (((Element) n).getElementsByTagName("PrimaryCategoryID").item(0) != null)
                            p.setPrimarycategoryid(new Integer(((Element) n)
                                    .getElementsByTagName("PrimaryCategoryID").item(0).getTextContent()));
                        if (((Element) n).getElementsByTagName("PrimaryCategoryName").item(0) != null)
                            p.setPrimarycategoryname(((Element) n).getElementsByTagName("PrimaryCategoryName")
                                    .item(0).getTextContent());
                        if (((Element) n).getElementsByTagName("BidCount").item(0) != null)
                            p.setBidcount(new Integer(
                                    ((Element) n).getElementsByTagName("BidCount").item(0).getTextContent()));
                        if (((Element) n).getElementsByTagName("ConvertedCurrentPrice").item(0) != null)
                            p.setConvertedcurrentprice(new Double(((Element) n)
                                    .getElementsByTagName("ConvertedCurrentPrice").item(0).getTextContent()));
                        if (((Element) n).getElementsByTagName("ListingStatus").item(0) != null)
                            p.setListingstatus(((Element) n).getElementsByTagName("ListingStatus").item(0)
                                    .getTextContent());
                        if (((Element) n).getElementsByTagName("TimeLeft").item(0) != null)
                            p.setTimeleft(
                                    ((Element) n).getElementsByTagName("TimeLeft").item(0).getTextContent());
                        if (((Element) n).getElementsByTagName("Title").item(0) != null)
                            p.setTitle(((Element) n).getElementsByTagName("Title").item(0).getTextContent());
                        if (((Element) n).getElementsByTagName("ShippingServiceCost").item(0) != null)
                            p.setShippingservicecost(new Double(((Element) n)
                                    .getElementsByTagName("ShippingServiceCost").item(0).getTextContent()));
                        if (((Element) n).getElementsByTagName("ShippingType").item(0) != null)
                            p.setShippingtype(((Element) n).getElementsByTagName("ShippingType").item(0)
                                    .getTextContent());
                        if (((Element) n).getElementsByTagName("WatchCount").item(0) != null)
                            p.setWatchcount(new Integer(
                                    ((Element) n).getElementsByTagName("WatchCount").item(0).getTextContent()));
                        if (((Element) n).getElementsByTagName("ListedShippingServiceCost").item(0) != null)
                            p.setListedshippingservicecost(
                                    new Double(((Element) n).getElementsByTagName("ListedShippingServiceCost")
                                            .item(0).getTextContent()));
                        try {
                            db.insert(p);
                        } catch (Exception e) {
                            db.update(p);
                        }
                    }
                }
            }
            Ventana.crear(xml);
        } else
            System.exit(0);

    }
}

From source file:servletPackage.ClientAuthentication.java

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();

    httpclient.getCredentialsProvider().setCredentials(new AuthScope("localhost", 443),
            new UsernamePasswordCredentials("username", "password"));

    HttpGet httpget = new HttpGet(
            "http://localhost:8080/alfresco/d/a/workspace/SpacesStore/e80fb2c9-8468-45cd-b943-2d76ae13a260/epl-v10.html");

    System.out.println("executing request" + httpget.getRequestLine());
    HttpResponse response = httpclient.execute(httpget);
    HttpEntity entity = response.getEntity();

    System.out.println("----------------------------------------");
    System.out.println(response.getStatusLine());
    if (entity != null) {
        System.out.println("Response content length: " + entity.getContentLength());
    }//www .ja v  a 2  s.  c o m
    if (entity != null) {
        entity.consumeContent();
    }

    // When HttpClient instance is no longer needed, 
    // shut down the connection manager to ensure
    // immediate deallocation of all system resources
    httpclient.getConnectionManager().shutdown();
}

From source file:com.caucho.hessian.client.ClientConnectionRelease.java

public final static void main(String[] args) throws Exception {
    HttpClient httpclient = new DefaultHttpClient();
    try {/*w  ww. j  a  v a  2s .c o  m*/
        HttpGet httpget = new HttpGet("http://www.apache.org/");

        // Execute HTTP request
        System.out.println("executing request " + httpget.getURI());
        HttpResponse response = httpclient.execute(httpget);

        System.out.println("----------------------------------------");
        System.out.println(response.getStatusLine());
        System.out.println("----------------------------------------");

        // Get hold of the response entity
        HttpEntity entity = response.getEntity();

        // If the response does not enclose an entity, there is no need
        // to bother about connection release
        if (entity != null) {
            InputStream instream = entity.getContent();
            try {
                instream.read();
                // do something useful with the response
            } catch (IOException ex) {
                // In case of an IOException the connection will be released
                // back to the connection manager automatically
                throw ex;
            } catch (RuntimeException ex) {
                // In case of an unexpected exception you may want to abort
                // the HTTP request in order to shut down the underlying
                // connection immediately.
                httpget.abort();
                throw ex;
            } finally {
                // Closing the input stream will trigger connection release
                try {
                    instream.close();
                } catch (Exception ignore) {
                }
            }
        }

    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:com.dlmu.heipacker.crawler.client.QuickStart.java

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    HttpGet httpGet = new HttpGet("http://targethost/homepage");

    HttpResponse response1 = httpclient.execute(httpGet);

    // 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 either fully consume the response content  or abort request 
    // execution by calling HttpGet#releaseConnection().

    try {//from  w  ww .  j a v a  2 s .  c  om
        System.out.println(response1.getStatusLine());
        HttpEntity entity1 = response1.getEntity();
        // do something useful with the response body
        // and ensure it is fully consumed
        EntityUtils.consume(entity1);
    } finally {
        httpGet.releaseConnection();
    }

    HttpPost httpPost = new HttpPost("http://targethost/login");
    List<NameValuePair> nvps = new ArrayList<NameValuePair>();
    nvps.add(new BasicNameValuePair("username", "vip"));
    nvps.add(new BasicNameValuePair("password", "secret"));
    httpPost.setEntity(new UrlEncodedFormEntity(nvps));
    HttpResponse response2 = httpclient.execute(httpPost);

    try {
        System.out.println(response2.getStatusLine());
        HttpEntity entity2 = response2.getEntity();
        // do something useful with the response body
        // and ensure it is fully consumed
        EntityUtils.consume(entity2);
    } finally {
        httpPost.releaseConnection();
    }
}

From source file:com.hilatest.httpclient.apacheexample.ClientCustomSSL.java

public final static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();

    KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
    FileInputStream instream = new FileInputStream(new File("my.keystore"));
    try {/*w  w w .j  a  va 2 s.  c o  m*/
        trustStore.load(instream, "nopassword".toCharArray());
    } finally {
        instream.close();
    }

    SSLSocketFactory socketFactory = new SSLSocketFactory(trustStore);
    Scheme sch = new Scheme("https", socketFactory, 443);
    httpclient.getConnectionManager().getSchemeRegistry().register(sch);

    HttpGet httpget = new HttpGet("https://localhost/");

    System.out.println("executing request" + httpget.getRequestLine());

    HttpResponse response = httpclient.execute(httpget);
    HttpEntity entity = response.getEntity();

    System.out.println("----------------------------------------");
    System.out.println(response.getStatusLine());
    if (entity != null) {
        System.out.println("Response content length: " + entity.getContentLength());
    }
    if (entity != null) {
        entity.consumeContent();
    }

    // When HttpClient instance is no longer needed, 
    // shut down the connection manager to ensure
    // immediate deallocation of all system resources
    httpclient.getConnectionManager().shutdown();
}