Example usage for java.net Proxy Proxy

Introduction

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

Prototype

public Proxy(Type type, SocketAddress sa) 

Source Link

Document

Creates an entry representing a PROXY connection.

Usage

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

/**
 * retrieve arbitrary data found at a specific url
 * - either http or file urls//www . j  a va2s . 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();
        }
    }
}

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From source file:com.clustercontrol.util.EndpointManager.java

public static void setProxy(String proxyHost, int proxyPort) {
    Proxy proxy = null;/*w w  w  .  jav  a  2  s.  co  m*/
    if (proxyHost == null || proxyHost.length() == 0) {
        proxy = Proxy.NO_PROXY;
    } else {
        proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyHost, proxyPort));
    }
    getInstance().proxy = proxy;
}

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From source file:mdretrieval.FileFetcher.java

public static InputStream fetchFileFromUrl(String urlString) {

    InputStream inputStream = null;

    Proxy proxy = ServerConstants.isProxyEnabled
            ? new Proxy(Proxy.Type.HTTP, new InetSocketAddress(ServerConstants.hostname, ServerConstants.port))
            : Proxy.NO_PROXY;/*  w w w.  jav a2s. c  o  m*/

    URL url;
    try {
        url = new URL(urlString);
        url.openConnection();

        if (proxy != Proxy.NO_PROXY && proxy.type() != Proxy.Type.DIRECT) {
            inputStream = url.openConnection(proxy).getInputStream();
        } else {
            inputStream = url.openConnection().getInputStream();
        }
    } catch (MalformedURLException e) {
        GUIrefs.displayAlert("Invalid URL " + urlString + "- \\n malformed expression");
        e.printStackTrace();
        inputStream = null;
    } catch (IOException ioe) {
        GUIrefs.displayAlert("Cannot read from " + StringUtilities.escapeQuotes(urlString) + "- IOException");
        ioe.printStackTrace();
        inputStream = null;
    }

    return inputStream;
}

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From source file:com.metratech.metanga.api.impl.ClientHttpRequestFactorySelector.java

public static ClientHttpRequestFactory getRequestFactory() {
    Properties properties = System.getProperties();
    String proxyHost = properties.getProperty("http.proxyHost");
    int proxyPort = properties.containsKey("http.proxyPort")
            ? Integer.valueOf(properties.getProperty("http.proxyPort"))
            : 80;//w ww  .  j  a v a  2s .co  m
    if (HTTP_COMPONENTS_AVAILABLE) {
        return HttpComponentsClientRequestFactoryCreator.createRequestFactory(proxyHost, proxyPort);
    } else {
        SimpleClientHttpRequestFactory requestFactory = new SimpleClientHttpRequestFactory();
        if (proxyHost != null) {
            requestFactory.setProxy(new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyHost, proxyPort)));
        }
        return requestFactory;
    }
}

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From source file:com.zf.util.Post_NetNew.java

/**
 * ?//  ww w.j a va2s.co m
 * 
 * @param pams
 * @param ip
 * @param port
 * @return
 * @throws Exception
 */
public static String pn(Map<String, String> pams, String ip, int port) throws Exception {
    if (null == pams) {
        return "";
    }
    InetSocketAddress addr = new InetSocketAddress(ip, port);
    Proxy proxy = new Proxy(Type.HTTP, addr);
    String strtmp = "url";
    URL url = new URL(pams.get(strtmp));
    pams.remove(strtmp);
    strtmp = "body";
    String body = pams.get(strtmp);
    pams.remove(strtmp);
    strtmp = "POST";
    if (StringUtils.isEmpty(body))
        strtmp = "GET";
    HttpURLConnection httpConn = (HttpURLConnection) url.openConnection(proxy);
    httpConn.setConnectTimeout(30000);
    httpConn.setReadTimeout(30000);
    httpConn.setUseCaches(false);
    httpConn.setRequestMethod(strtmp);
    for (String pam : pams.keySet()) {
        httpConn.setRequestProperty(pam, pams.get(pam));
    }
    if ("POST".equals(strtmp)) {
        httpConn.setDoOutput(true);
        httpConn.setDoInput(true);
        DataOutputStream dos = new DataOutputStream(httpConn.getOutputStream());
        dos.writeBytes(body);
        dos.flush();
    }
    int resultCode = httpConn.getResponseCode();
    StringBuilder sb = new StringBuilder();
    sb.append(resultCode).append("\n");
    String readLine;
    InputStream stream;
    try {
        stream = httpConn.getInputStream();
    } catch (Exception ignored) {
        stream = httpConn.getErrorStream();
    }
    try {
        BufferedReader responseReader = new BufferedReader(new InputStreamReader(stream, "UTF-8"));
        while ((readLine = responseReader.readLine()) != null) {
            sb.append(readLine).append("\n");
        }
    } catch (Exception ignored) {
    }

    return sb.toString();
}

---

From source file:io.github.bonigarcia.wdm.Downloader.java

public static Proxy createProxy() {
    String proxyString = System.getenv("HTTPS_PROXY");
    if (proxyString == null || proxyString.length() < 1)
        proxyString = System.getenv("HTTP_PROXY");
    if (proxyString == null || proxyString.length() < 1) {
        return null;
    }/*from  ww w. ja  v a 2s  .c o  m*/
    proxyString = proxyString.replace("http://", "");
    proxyString = proxyString.replace("https://", "");
    StringTokenizer st = new StringTokenizer(proxyString, ":");
    if (st.countTokens() != 2)
        return null;
    String host = st.nextToken();
    String portString = st.nextToken();
    try {
        int port = Integer.parseInt(portString);
        return new Proxy(Proxy.Type.HTTP, new InetSocketAddress(host, port));
    } catch (NumberFormatException e) {
        return null;
    }
}

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From source file:info.guardianproject.netcipher.NetCipher.java

/**
 * Set the global HTTP proxy for all new {@link HttpURLConnection}s and
 * {@link HttpsURLConnection}s that are created after this is called.
 * <p>//www .jav a 2 s. c  o  m
 * {@link #useTor()} will override this setting.  Traffic must be directed
 * to Tor using the proxy settings, and Orbot has its own proxy settings
 * for connections that need proxies to work.  So if "use Tor" is enabled,
 * as tested by looking for the static instance of Proxy, then no other
 * proxy settings are allowed to override the current Tor proxy.
 *
 * @param host the IP address for the HTTP proxy to use globally
 * @param port the port number for the HTTP proxy to use globally
 */
public static void setProxy(String host, int port) {
    if (!TextUtils.isEmpty(host) && port > 0) {
        InetSocketAddress isa = new InetSocketAddress(host, port);
        setProxy(new Proxy(Proxy.Type.HTTP, isa));
    } else if (NetCipher.proxy != ORBOT_HTTP_PROXY) {
        setProxy(null);
    }
}

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From source file:org.springframework.social.openidconnect.api.impl.GAECompatibleClientHttpRequestFactorySelector.java

public static ClientHttpRequestFactory getRequestFactory() {
    Properties properties = System.getProperties();
    String proxyHost = properties.getProperty("http.proxyHost");
    int proxyPort = properties.containsKey("http.proxyPort")
            ? Integer.valueOf(properties.getProperty("http.proxyPort"))
            : 80;// w  w  w  .  j a v a2 s .com
    if (HTTP_COMPONENTS_AVAILABLE) {
        HttpClientBuilder httpClientBuilder = HttpClients.custom();
        if (proxyHost != null) {
            HttpHost proxy = new HttpHost(proxyHost, proxyPort);
            httpClientBuilder.setProxy(proxy);
        }
        return HttpComponentsClientRequestFactoryCreator.createRequestFactory(httpClientBuilder.build(),
                proxyHost, proxyPort);
    } else {
        SimpleClientHttpRequestFactory requestFactory = new SimpleClientHttpRequestFactory();
        if (proxyHost != null) {
            requestFactory.setProxy(new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyHost, proxyPort)));
        }
        return requestFactory;
    }
}

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From source file:com.intuit.tank.rest.BaseRestClient.java

/**
 * /*from www . ja  v a  2s . com*/
 * @param serviceUrl
 */
public BaseRestClient(String serviceUrl, final String proxyServer, final Integer proxyPort) {
    setBaseUrl(serviceUrl);
    if (StringUtils.isNotEmpty(proxyServer)) {
        ConnectorProvider connectorprovider = new HttpUrlConnectorProvider() {
            private Proxy proxy;

            private void initializeProxy() {
                int port = proxyPort != null ? proxyPort : 80;
                proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyServer, port));
            }

            public HttpURLConnection getHttpURLConnection(URL url) throws IOException {
                initializeProxy();
                return (HttpURLConnection) url.openConnection(proxy);
            }
        };
        client = ClientBuilder.newBuilder().register(connectorprovider).build();
    } else {
        client = ClientBuilder.newClient();
    }
    //        client.setConnectTimeout(5000);
    //        client.setFollowRedirects(true);
    LOG.info("client for url " + baseUrl + ": proxy="
            + (proxyServer != null ? proxyServer + ":" + proxyPort : "none"));
}

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From source file:se252.jan15.calvinandhobbes.project0.IIScCampusMapRDBMS_GETService.java

private static JSONObject getJSON(String url) {
    Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress("proxy.iisc.ernet.in", 3128));
    InputStream is;//w  ww .ja  v  a  2 s  . c om
    try {
        is = new URL(url).openConnection(proxy).getInputStream();
        BufferedReader rd = new BufferedReader(new InputStreamReader(is, Charset.forName("UTF-8")));
        String jsonText = readAll(rd);
        JSONObject json = new JSONObject(jsonText);
        is.close();
        return json;
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

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