Example usage for org.apache.http.impl.client CloseableHttpClient close

List of usage examples for org.apache.http.impl.client CloseableHttpClient close

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Introduction

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

Prototype

public void close() throws IOException;

Source Link

Document

Closes this stream and releases any system resources associated with it.

Usage

From source file:cn.jumper.study.http.ClientFormLogin.java

public static void main(String[] args) throws Exception {
    BasicCookieStore cookieStore = new BasicCookieStore();
    CloseableHttpClient httpclient = HttpClients.custom().setDefaultCookieStore(cookieStore).build();

    HttpHost proxy = new HttpHost("192.168.10.3", 8080, "http");

    RequestConfig config = RequestConfig.custom().setProxy(proxy).build();

    try {/* w  w  w .  j  ava  2s. com*/
        HttpGet httpget = new HttpGet("http://www.ksf-food.com/admin/Login.asp");
        httpget.setConfig(config);
        CloseableHttpResponse response1 = httpclient.execute(httpget);
        try {
            HttpEntity entity = response1.getEntity();

            System.out.println("Login form get: " + response1.getStatusLine());
            EntityUtils.consume(entity);

            System.out.println("Initial set of cookies:");
            List<Cookie> cookies = cookieStore.getCookies();
            if (cookies.isEmpty()) {
                System.out.println("None");
            } else {
                for (int i = 0; i < cookies.size(); i++) {
                    System.out.println("- " + cookies.get(i).toString());
                }
            }
        } finally {
            response1.close();
        }

        String code = "";
        try {
            HttpUriRequest httpgetCode = RequestBuilder.get()
                    .setUri("http://www.ksf-food.com/admin/inc/checkcode.asp").setConfig(config).build();

            /*
             * HttpGet httpgetCode = new HttpGet(
             * "http://www.qufuev.com/admin/inc/checkcode.asp");
             * httpgetCode.setConfig(config);
             */

            System.out.println("Executing request " + httpgetCode.getRequestLine());
            System.out.println("========================================================");
            System.out.println("==httpget header ==");
            for (Header header : httpgetCode.getAllHeaders()) {
                System.out.println(header.getName() + ":" + header.getValue());
            }
            System.out.println("==httpget header ==");

            ResponseHandler<String> responseHandler = new ResponseHandler<String>() {
                public String handleResponse(final HttpResponse response)
                        throws ClientProtocolException, IOException {
                    int status = response.getStatusLine().getStatusCode();
                    if (status >= 200 && status < 300) {
                        HttpEntity entity = response.getEntity();
                        System.out.println("==respons header ==");
                        for (Header header : response.getAllHeaders()) {
                            System.out.println(header.getName() + ":" + header.getValue());
                        }
                        System.out.println("==respons header ==");
                        String fileName = System.currentTimeMillis() + "";
                        DataOutputStream dataOutputStream = new DataOutputStream(
                                new FileOutputStream("d://test//e3//" + fileName + ".jpg"));
                        dataOutputStream.write(EntityUtils.toByteArray(entity));
                        dataOutputStream.close();
                        return ImageTest.getAllOcr("d://test//e3//" + fileName + ".jpg");
                    } else {
                        throw new ClientProtocolException("Unexpected response status: " + status);
                    }
                }

            };
            code = httpclient.execute(httpgetCode, responseHandler);
            System.out.println("ClientFormLogin.main()-CheckCode:" + code);
            System.out.println("----------------------------------------");
        } catch (IOException e) {
            e.printStackTrace();
        }

        HttpUriRequest login = RequestBuilder.post()
                .setUri(new URI("http://www.ksf-food.com/admin/Admin_ChkLogin.asp"))
                .addParameter("UserName", "username").addParameter("Password", "password")
                .addParameter("CheckCode", code).setConfig(config).build();

        System.out.println("========================================================");
        System.out.println("==httpget header ==");
        for (Header header : login.getAllHeaders()) {
            System.out.println(header.getName() + ":" + header.getValue());
        }

        CloseableHttpResponse response2 = httpclient.execute(login);
        try {
            HttpEntity entity = response2.getEntity();

            System.out.println("Login form post: " + response2.getStatusLine());
            // EntityUtils.consume(entity);
            System.out.println("ClientFormLogin.main():\\n" + EntityUtils.toString(entity, "GBK"));

            System.out.println("Post logon cookies:");
            List<Cookie> cookies = cookieStore.getCookies();
            if (cookies.isEmpty()) {
                System.out.println("None");
            } else {
                for (int i = 0; i < cookies.size(); i++) {
                    System.out.println("- " + cookies.get(i).toString());
                }
            }
        } finally {
            response2.close();
        }
    } finally {
        httpclient.close();
    }
}

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   ww  w.  jav 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:org.mobile.mpos.util.HttpClientHelper.java

private static void close(CloseableHttpClient httpClient) {
    try {//w w w . ja v a2 s  . com
        if (httpClient != null) {
            httpClient.close();
        }
    } catch (IOException e) {
        log.error("close httpClient IOException " + e.getMessage());
    }
}

From source file:org.n52.sos.soe.HttpUtil.java

public static XmlObject executeGetAndParseAsXml(String target) throws IOException, XmlException {
    CloseableHttpClient client = createClient();
    XmlObject xo = XmlObject.Factory.parse(executeGet(target, client));
    client.close();
    return xo;/*from ww w  . ja  v  a 2s.  c  o m*/
}

From source file:org.n52.sos.soe.HttpUtil.java

public static JsonNode executeGetAndParseAsJson(String target) throws IOException, ClientProtocolException {
    CloseableHttpClient client = createClient();
    ObjectMapper mapper = new ObjectMapper();
    JsonNode json = mapper.readTree(executeGet(target, client));
    client.close();
    return json;//from   www .j  a  v  a2s. co  m
}

From source file:edu.lternet.pasta.client.LoginClient.java

private static void closeHttpClient(CloseableHttpClient httpClient) {
    try {//w  w w  .jav  a 2s  . c o  m
        httpClient.close();
    } catch (IOException e) {
        logger.error(e.getMessage());
        e.printStackTrace();
    }
}

From source file:com.precioustech.fxtrading.utils.TradingUtils.java

public static void closeSilently(CloseableHttpClient httpClient) {
    if (httpClient == null) {
        return;/* w w w .j av  a  2 s . c  om*/
    }
    try {
        httpClient.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:com.comcast.viper.hlsparserj.PlaylistFactory.java

/**
 * Factory method to generate playlist object. This method uses a very
 * simple HTTP client to download the URL passed by the playlistURL
 * parameters. This method should not be used for applications that require
 * high-performance, as the HTTP connection management is very basic. If
 * your application has high performance requirements us the parsePlaylist
 * method that takes an InputStream./* w  w  w  .j  a  v  a  2 s  .  c  o  m*/
 *
 * @param playlistVersion version of the playlist (V12 is the default)
 * @param playlistURL URL pointing to a playlist
 * @return parsed playlist
 * @throws IOException on connection and parsing exceptions
 */
public static AbstractPlaylist parsePlaylist(final PlaylistVersion playlistVersion, final URL playlistURL)
        throws IOException {
    HttpClientBuilder builder = HttpClientBuilder.create();
    CloseableHttpClient httpClient = builder.build();
    PlaylistParser parser = new PlaylistParser();

    try {
        InputStream playlistStream = getPlaylistInputStream(httpClient, playlistURL);
        parser.parse(playlistStream);
    } finally {
        httpClient.close();
    }

    return getVersionSpecificPlaylist(parser, playlistVersion);
}

From source file:org.smartloli.kafka.eagle.common.util.TestHttpClientUtils.java

/**
 * send & get response result./*from   w  w w . j  a v  a 2s .  c  o m*/
 * 
 * @param httpPost
 */
private static void executeAndGetResponse(HttpPost httpPost) {
    CloseableHttpClient httpClient = HttpClients.custom().build();
    HttpResponse response = null;
    try {
        response = httpClient.execute(httpPost);
        String result = EntityUtils.toString(response.getEntity(), "utf-8");
        LOG.info("dingding server result:" + result);
        httpClient.close();
    } catch (Exception e) {
        LOG.error(e.getMessage(), e);
    } finally {
        if (httpClient != null) {
            try {
                httpClient.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:net.wedjaa.elasticparser.tester.ESSearchTester.java

private static void populateTest() {
    // Get the bulk index as a stream
    InputStream bulkStream = Thread.currentThread().getContextClassLoader()
            .getResourceAsStream("bulk-insert.json");
    CloseableHttpClient httpclient = HttpClientBuilder.create().build();

    HttpResponse response;/*from   www. j  a v a2 s.  co  m*/
    // Drop the index if it's there
    HttpDelete httpdelete = new HttpDelete("http://localhost:9500/unit");
    try {
        response = httpclient.execute(httpdelete);
        System.out.println("Index Deleted: " + response);
        httpclient.close();
    } catch (ClientProtocolException protoException) {
        System.err.println("Protocol Error while deleting index: " + protoException);
    } catch (IOException ioException) {
        System.err.println("IO Error while deleting index: " + ioException);
    }

    HttpPost httppost = new HttpPost("http://localhost:9500/_bulk");

    InputStreamEntity isEntity = new InputStreamEntity(bulkStream);
    httppost.setEntity(isEntity);

    try {
        httpclient = HttpClientBuilder.create().build();
        response = httpclient.execute(httppost);
        System.out.println(response.getStatusLine());
        httpclient.close();
    } catch (ClientProtocolException protoException) {
        System.err.println("Protocol Error while bulk indexing: " + protoException);
    } catch (IOException ioException) {
        System.err.println("IO Error while bulk indexing: " + ioException);
    }
    System.out.println("Waiting for index to settle down...");
    while (countIndexed() < 50) {
        System.out.println("...");
    }
    System.out.println("...done!");
}