Example usage for java.net HttpURLConnection disconnect

Introduction

In this page you can find the example usage for java.net HttpURLConnection disconnect.

Prototype

public abstract void disconnect();

Source Link

Document

Indicates that other requests to the server are unlikely in the near future.

Usage

From source file:Main.java

public static String customrequest(String url, HashMap<String, String> params, String method) {
    try {//from  w  ww .  j  a  v a 2 s.c om

        URL postUrl = new URL(url);
        HttpURLConnection conn = (HttpURLConnection) postUrl.openConnection();
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setConnectTimeout(5 * 1000);

        conn.setRequestMethod(method);
        conn.setUseCaches(false);
        conn.setInstanceFollowRedirects(true);
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        conn.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 5.0; Windows XP; DigExt)");

        conn.connect();
        OutputStream out = conn.getOutputStream();
        StringBuilder sb = new StringBuilder();
        if (null != params) {
            int i = params.size();
            for (Map.Entry<String, String> entry : params.entrySet()) {
                if (i == 1) {
                    sb.append(entry.getKey() + "=" + entry.getValue());
                } else {
                    sb.append(entry.getKey() + "=" + entry.getValue() + "&");
                }

                i--;
            }
        }
        String content = sb.toString();
        out.write(content.getBytes("UTF-8"));
        out.flush();
        out.close();
        InputStream inStream = conn.getInputStream();
        String result = inputStream2String(inStream);
        conn.disconnect();
        return result;
    } catch (Exception e) {
        // TODO: handle exception
    }
    return null;
}

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From source file:com.orchestra.portale.external.services.manager.CiRoService.java

@Override
public String getResponse(Map<String, String[]> mapParams) {
    try {//from w w  w .j a  v a  2 s. com
        HttpURLConnection urlConnection = (HttpURLConnection) new URL(getUrl).openConnection();
        urlConnection.setConnectTimeout(15000);
        urlConnection.setReadTimeout(30000);
        urlConnection.addRequestProperty("Accept-Language", Locale.getDefault().toString().replace('_', '-'));
        String result = IOUtils.toString(urlConnection.getInputStream());
        urlConnection.disconnect();
        return result;
    } catch (IOException e) {
        return "response{code:1,error:" + e.getMessage() + "}";
    }
}

---

From source file:org.jenkinsci.plugins.url_auth.UrlSecurityRealm.java

@Override
protected UserDetails authenticate(String username, String password) throws AuthenticationException {
    try {/* w  w  w.j  a  va2s.  c o  m*/
        if (username == null || password == null || username.trim().isEmpty() || password.trim().isEmpty()) {
            throw new BadCredentialsException("Username or password can't be empty.");
        }
        String urlString = loginUrl.replace("[username]", username).replace("[password]", password);
        //System.out.println(urlString);
        URL iurl = new URL(urlString);
        HttpURLConnection uc;
        if (testConnection == null) {
            uc = (HttpURLConnection) iurl.openConnection();
        } else {
            uc = testConnection;
        }
        uc.connect();
        if (this.useResponseCode) {
            int response = uc.getResponseCode();
            uc.disconnect();
            if (response != successResponse) {
                throw new BadCredentialsException(
                        String.format("Response %d didn't match %d", response, this.successResponse));
            }
        } else {
            BufferedReader in = new BufferedReader(new InputStreamReader(uc.getInputStream()));

            String matchLine = in.readLine().toLowerCase();
            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                System.out.println(inputLine);
                matchLine = matchLine.concat(inputLine);
            }
            matchLine = matchLine.trim().toLowerCase();
            System.out.println(matchLine);
            in.close();
            uc.disconnect();
            if (matchLine == null ? this.successString.toLowerCase() != null
                    : !matchLine.equals(this.successString.toLowerCase())) {
                throw new BadCredentialsException(
                        String.format("Response %s didn't match %s", matchLine, this.successString));
            }
        }
        GrantedAuthority[] groups = new GrantedAuthority[0];
        UserDetails d = new User(username, password, true, true, true, true, groups);
        return d;
    } catch (Exception e) {
        throw new AuthenticationServiceException("Failed", e);
    }
}

---

From source file:com.github.gilbertotorrezan.viacep.se.ViaCEPClient.java

/**
 * Executa a consulta de endereos a partir da UF, localidade e logradouro
 * //  w w  w  . ja  va  2 s .com
 * @param uf Unidade Federativa. Precisa ter 2 caracteres.
 * @param localidade Localidade (p.e. municpio). Precisa ter ao menos 3 caracteres.
 * @param logradouro Logradouro (p.e. rua, avenida, estrada). Precisa ter ao menos 3 caracteres.
 * 
 * @return Os endereos encontrado para os dados enviados, nunca <code>null</code>. Caso no sejam encontrados endereos, uma lista vazia  retornada.
 * @throws IOException em casos de erro de conexo.
 * @throws IllegalArgumentException para localidades e logradouros com tamanho menor do que 3 caracteres.
 */
public List<ViaCEPEndereco> getEnderecos(String uf, String localidade, String logradouro) throws IOException {
    if (uf == null || uf.length() != 2) {
        throw new IllegalArgumentException("UF invlida - deve conter 2 caracteres: " + uf);
    }
    if (localidade == null || localidade.length() < 3) {
        throw new IllegalArgumentException(
                "Localidade invlida - deve conter pelo menos 3 caracteres: " + localidade);
    }
    if (logradouro == null || logradouro.length() < 3) {
        throw new IllegalArgumentException(
                "Logradouro invlido - deve conter pelo menos 3 caracteres: " + logradouro);
    }

    String urlString = getHost() + uf + "/" + localidade + "/" + logradouro + "/json/";
    URL url = new URL(urlString);
    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
    try {
        InputStream in = new BufferedInputStream(urlConnection.getInputStream());
        List<ViaCEPEndereco> obj = getService().listOfFrom(ViaCEPEndereco.class, in);
        return obj;
    } finally {
        urlConnection.disconnect();
    }
}

---

From source file:lu.list.itis.dkd.aig.util.FusekiHttpHelper.java

/**
 * Upload ontology content on specified dataset. Graph used is the default
 * one except if specified/*from   ww w.j  a v a2s . c  o m*/
 * 
 * @param ontology
 * @param datasetName
 * @param graphName
 * @throws IOException
 * @throws HttpException
 */
public static void uploadOntology(InputStream ontology, String datasetName, @Nullable String graphName)
        throws IOException, HttpException {
    graphName = Strings.emptyToNull(graphName);

    logger.info("upload ontology in dataset: " + datasetName + " graph:" + Strings.nullToEmpty(graphName));

    boolean createGraph = (graphName != null) ? true : false;
    String dataSetEncoded = URLEncoder.encode(datasetName, "UTF-8");
    String graphEncoded = createGraph ? URLEncoder.encode(graphName, "UTF-8") : null;

    URL url = new URL(HOST + '/' + dataSetEncoded + "/data" + (createGraph ? "?graph=" + graphEncoded : ""));

    final HttpURLConnection httpConnection = (HttpURLConnection) url.openConnection();

    String boundary = "------------------" + System.currentTimeMillis()
            + Long.toString(Math.round(Math.random() * 1000));

    httpConnection.setUseCaches(false);
    httpConnection.setRequestMethod("POST");
    httpConnection.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);
    httpConnection.setRequestProperty("Connection", "keep-alive");
    httpConnection.setRequestProperty("Cache-Control", "no-cache");

    // set content
    httpConnection.setDoOutput(true);
    final OutputStreamWriter out = new OutputStreamWriter(httpConnection.getOutputStream());
    out.write(BOUNDARY_DECORATOR + boundary + EOL);
    out.write("Content-Disposition: form-data; name=\"files[]\"; filename=\"ontology.owl\"" + EOL);
    out.write("Content-Type: application/octet-stream" + EOL + EOL);
    out.write(CharStreams.toString(new InputStreamReader(ontology)));
    out.write(EOL + BOUNDARY_DECORATOR + boundary + BOUNDARY_DECORATOR + EOL);
    out.close();

    // handle HTTP/HTTPS strange behaviour
    httpConnection.connect();
    httpConnection.disconnect();

    // handle response
    switch (httpConnection.getResponseCode()) {
    case HttpURLConnection.HTTP_CREATED:
        checkState(createGraph, "bad state - code:" + httpConnection.getResponseCode() + " message: "
                + httpConnection.getResponseMessage());
        break;
    case HttpURLConnection.HTTP_OK:
        checkState(!createGraph, "bad state - code:" + httpConnection.getResponseCode() + " message: "
                + httpConnection.getResponseMessage());
        break;
    default:
        throw new HttpException(
                httpConnection.getResponseCode() + " message: " + httpConnection.getResponseMessage());
    }

}

---

From source file:KV78Tester.java

public void checkLines(String[] lines) throws IOException {
    System.out.println("Checking " + lines.length + " lines");
    for (int i = 0; i < lines.length; i++) {
        String uri = "http://openov.nl:5078/line/" + lines[i];
        URL url = new URL(uri);
        HttpURLConnection uc = (HttpURLConnection) url.openConnection();
        uc.setRequestProperty("User-Agent", "KV78Turbo-Test");
        uc.setConnectTimeout(60000);/*  ww w. jav a2  s  .  c o m*/
        uc.setReadTimeout(60000);
        BufferedReader in;
        in = new BufferedReader(new InputStreamReader(uc.getInputStream(), "UTF-8"));
        try {
            checkLines(in);
        } finally {
            uc.disconnect();
        }
    }
}

---

From source file:com.mebigfatguy.polycasso.URLFetcher.java

/**
 * retrieve arbitrary data found at a specific url
 * - either http or file urls/*from ww w  .j a  va  2 s  .c om*/
 * for http requests, sets the user-agent to mozilla to avoid
 * sites being cranky about a java sniffer
 * 
 * @param url the url to retrieve
 * @param proxyHost the host to use for the proxy
 * @param proxyPort the port to use for the proxy
 * @return a byte array of the content
 * 
 * @throws IOException the site fails to respond
 */
public static byte[] fetchURLData(String url, String proxyHost, int proxyPort) throws IOException {
    HttpURLConnection con = null;
    InputStream is = null;

    try {
        URL u = new URL(url);
        if (url.startsWith("file://")) {
            is = new BufferedInputStream(u.openStream());
        } else {
            Proxy proxy;
            if (proxyHost != null) {
                proxy = new Proxy(Type.HTTP, new InetSocketAddress(proxyHost, proxyPort));
            } else {
                proxy = Proxy.NO_PROXY;
            }
            con = (HttpURLConnection) u.openConnection(proxy);
            con.addRequestProperty("User-Agent",
                    "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.6 (KHTML, like Gecko) Chrome/20.0.1092.0 Safari/536.6");
            con.addRequestProperty("Accept-Charset", "UTF-8");
            con.addRequestProperty("Accept-Language", "en-US,en");
            con.addRequestProperty("Accept", "text/html,image/*");
            con.setDoInput(true);
            con.setDoOutput(false);
            con.connect();

            is = new BufferedInputStream(con.getInputStream());
        }

        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IOUtils.copy(is, baos);
        return baos.toByteArray();
    } finally {
        IOUtils.closeQuietly(is);
        if (con != null) {
            con.disconnect();
        }
    }
}

---

From source file:AddressSvc.AddressSvc.java

public ValidateResult Validate(Address address) {

    //Create query/url
    String queryparams = address.toQuery();
    String addrval = svcURL + "/1.0/address/validate?" + queryparams;
    URL url;/*  ww  w  .j a va2s .  c  o m*/

    HttpURLConnection conn;
    try {
        //Connect to specified URL with authorization header
        url = new URL(addrval);
        conn = (HttpURLConnection) url.openConnection();
        String encoded = "Basic " + new String(Base64.encodeBase64((accountNum + ":" + license).getBytes())); //Create auth content
        conn.setRequestProperty("Authorization", encoded); //Add authorization header
        conn.disconnect();

        ObjectMapper mapper = new ObjectMapper(); //Deserialization object

        if (conn.getResponseCode() != 200) //If we didn't get a success back, print out the error
        {
            ValidateResult vres = mapper.readValue(conn.getErrorStream(), ValidateResult.class); //Deserializes the response object
            return vres;
        }

        else //Otherwise, print out the validated address.
        {
            ValidateResult vres = mapper.readValue(conn.getInputStream(), ValidateResult.class); //Deserializes the response object
            return vres;
        }

    } catch (IOException e) {
        e.printStackTrace();
        return null;

    }
}

---

From source file:ext.services.network.TestNetworkUtils.java

/**
 * Test method for.//from  w  ww  . j  a v a2s .  co  m
 *
 * @throws Exception the exception
 * {@link ext.services.network.NetworkUtils#readURL(java.net.URLConnection)}.
 */
public void testReadURLURLConnection() throws Exception {
    HttpURLConnection connection = NetworkUtils.getConnection(URL, null);
    assertNotNull(connection);
    String str = NetworkUtils.readURL(connection);
    assertNotNull(str);
    assertTrue(StringUtils.isNotBlank(str));
    connection.disconnect();
}

---

From source file:ext.services.network.TestNetworkUtils.java

/**
 * Test read urlurl connection string disabled.
 * /*w  ww  . j  av  a2 s.  c  o m*/
 *
 * @throws Exception the exception
 */
public void testReadURLURLConnectionStringDisabled() throws Exception {
    HttpURLConnection connection = NetworkUtils.getConnection(URL, null);
    assertNotNull(connection);
    Conf.setProperty(Const.CONF_NETWORK_NONE_INTERNET_ACCESS, "true");
    assertNull(NetworkUtils.readURL(connection, "UTF-8"));
    connection.disconnect();
}

---

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