Example usage for org.apache.http.params HttpParams setIntParameter

List of usage examples for org.apache.http.params HttpParams setIntParameter

Introduction

In this page you can find the example usage for org.apache.http.params HttpParams setIntParameter.

Prototype

HttpParams setIntParameter(String str, int i);

Source Link

Usage

From source file:com.chen.emailsync.SyncManager.java

static public synchronized EmailClientConnectionManager getClientConnectionManager(Context context,
        HostAuth hostAuth) {/*www.  j  a va2  s .c o m*/
    // We'll use a different connection manager for each HostAuth
    EmailClientConnectionManager mgr = null;
    // We don't save managers for validation/autodiscover
    if (hostAuth.mId != HostAuth.NOT_SAVED) {
        mgr = sClientConnectionManagers.get(hostAuth.mId);
    }
    if (mgr == null) {
        // After two tries, kill the process.  Most likely, this will happen in the background
        // The service will restart itself after about 5 seconds
        if (sClientConnectionManagerShutdownCount > MAX_CLIENT_CONNECTION_MANAGER_SHUTDOWNS) {
            alwaysLog("Shutting down process to unblock threads");
            Process.killProcess(Process.myPid());
        }
        HttpParams params = new BasicHttpParams();
        params.setIntParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 25);
        params.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, sConnPerRoute);
        boolean ssl = hostAuth.shouldUseSsl();
        int port = hostAuth.mPort;
        mgr = EmailClientConnectionManager.newInstance(context, params, hostAuth);
        log("Creating connection manager for port " + port + ", ssl: " + ssl);
        sClientConnectionManagers.put(hostAuth.mId, mgr);
    }
    // Null is a valid return result if we get an exception
    return mgr;
}

From source file:com.android.exchange.SyncManager.java

static public synchronized ClientConnectionManager getClientConnectionManager() {
    if (sClientConnectionManager == null) {
        // After two tries, kill the process.  Most likely, this will happen in the background
        // The service will restart itself after about 5 seconds
        if (sClientConnectionManagerShutdownCount > MAX_CLIENT_CONNECTION_MANAGER_SHUTDOWNS) {
            alwaysLog("Shutting down process to unblock threads");
            Process.killProcess(Process.myPid());
        }/*from   ww  w  . j  a v a2 s .c  o  m*/
        // Create a registry for our three schemes; http and https will use built-in factories
        SchemeRegistry registry = new SchemeRegistry();
        registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        registry.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));

        // Use "insecure" socket factory.
        SSLSocketFactory sf = new SSLSocketFactory(SSLUtils.getSSLSocketFactory(true));
        sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
        // Register the httpts scheme with our factory
        registry.register(new Scheme("httpts", sf, 443));
        // And create a ccm with our registry
        HttpParams params = new BasicHttpParams();
        params.setIntParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 25);
        params.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, sConnPerRoute);
        sClientConnectionManager = new ThreadSafeClientConnManager(params, registry);
    }
    // Null is a valid return result if we get an exception
    return sClientConnectionManager;
}

From source file:com.mwebster.exchange.SyncManager.java

static public synchronized ClientConnectionManager getClientConnectionManager(String accountUUID) {

    Log.d(TAG, "Requesting SSL factory for account UUID: " + accountUUID);
    if (accountUUID == null && validationKeyStore != null) {
        // Validating account, use temporarily provided keystore
        Log.d(TAG, "Create SSL factory with validation keystore");
        SchemeRegistry registry = new SchemeRegistry();
        registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        try {//from ww w.  j  a  va2  s . co m
            registry.register(new Scheme("https", new SSLSocketFactory(validationKeyStore, ""), 443));
        } catch (Exception e) {
            throw new Error(e);
        }
        // Use "insecure" socket factory.
        SSLSocketFactory sf = new SSLSocketFactory(SSLUtils.getSSLSocketFactory(true));
        sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
        // Register the httpts scheme with our factory
        registry.register(new Scheme("httpts", sf, 443));
        HttpParams params = new BasicHttpParams();
        params.setIntParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 3);
        params.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, 3);
        return new SingleClientConnManager(params, registry);
    }

    ClientConnectionManager clientConnectionManager = clientConnectionManagerMap.get(accountUUID);
    if (clientConnectionManager == null) {
        try {
            // Create a registry for our three schemes; http and https will
            // use built-in factories
            // And create a ccm with our registry
            SchemeRegistry registry = new SchemeRegistry();
            registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));

            if (accountUUID != null && INSTANCE.getFileStreamPath(accountUUID).exists()) {
                Log.d(TAG, "Create SSL factory with keystore");
                KeyStore.PasswordProtection protection = new KeyStore.PasswordProtection(
                        getPassword(accountUUID).toCharArray());
                KeyStore keyStore = KeyStore.Builder
                        .newInstance("pkcs12", null, INSTANCE.getFileStreamPath(accountUUID), protection)
                        .getKeyStore();
                registry.register(
                        new Scheme("https", new SSLSocketFactory(keyStore, getPassword(accountUUID)), 443));
            } else {
                Log.d(TAG, "Create regular SSL factory");
                registry.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));
            }
            // Use "insecure" socket factory.
            SSLSocketFactory sf = new SSLSocketFactory(SSLUtils.getSSLSocketFactory(true));
            sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
            // Register the httpts scheme with our factory
            registry.register(new Scheme("httpts", sf, 443));

            HttpParams params = new BasicHttpParams();
            params.setIntParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 25);
            params.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, SyncManager.sConnPerRoute);
            clientConnectionManager = new ThreadSafeClientConnManager(params, registry);
            clientConnectionManagerMap.put(accountUUID, clientConnectionManager);
        } catch (Exception e) {
            Log.e(TAG, "Error with keystore or something related!", e);
            throw new IllegalStateException(e);
        }
    }
    return clientConnectionManager;
}

From source file:com.android.exchange.ExchangeService.java

static public synchronized EmailClientConnectionManager getClientConnectionManager() {
    if (sClientConnectionManager == null) {
        // After two tries, kill the process.  Most likely, this will happen in the background
        // The service will restart itself after about 5 seconds
        if (sClientConnectionManagerShutdownCount > MAX_CLIENT_CONNECTION_MANAGER_SHUTDOWNS) {
            alwaysLog("Shutting down process to unblock threads");
            Process.killProcess(Process.myPid());
        }//from www . j a va2 s  .co m
        HttpParams params = new BasicHttpParams();
        params.setIntParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 25);
        params.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, sConnPerRoute);
        sClientConnectionManager = EmailClientConnectionManager.newInstance(params);
    }
    // Null is a valid return result if we get an exception
    return sClientConnectionManager;
}

From source file:org.apache.jmeter.protocol.http.sampler.HTTPHC4Impl.java

/**
 * Setup following elements on httpRequest:
 * <ul>/*w ww .  jav a  2  s. c  o m*/
 * <li>ConnRoutePNames.LOCAL_ADDRESS enabling IP-SPOOFING</li>
 * <li>Socket and connection timeout</li>
 * <li>Redirect handling</li>
 * <li>Keep Alive header or Connection Close</li>
 * <li>Calls setConnectionHeaders to setup headers</li>
 * <li>Calls setConnectionCookie to setup Cookie</li>
 * </ul>
 * 
 * @param url
 *            {@link URL} of the request
 * @param httpRequest
 *            http request for the request
 * @param res
 *            sample result to set cookies on
 * @throws IOException
 *             if hostname/ip to use could not be figured out
 */
protected void setupRequest(URL url, HttpRequestBase httpRequest, HTTPSampleResult res) throws IOException {

    HttpParams requestParams = httpRequest.getParams();

    // Set up the local address if one exists
    final InetAddress inetAddr = getIpSourceAddress();
    if (inetAddr != null) {// Use special field ip source address (for pseudo 'ip spoofing')
        requestParams.setParameter(ConnRoutePNames.LOCAL_ADDRESS, inetAddr);
    } else if (localAddress != null) {
        requestParams.setParameter(ConnRoutePNames.LOCAL_ADDRESS, localAddress);
    } else { // reset in case was set previously
        requestParams.removeParameter(ConnRoutePNames.LOCAL_ADDRESS);
    }

    int rto = getResponseTimeout();
    if (rto > 0) {
        requestParams.setIntParameter(CoreConnectionPNames.SO_TIMEOUT, rto);
    }

    int cto = getConnectTimeout();
    if (cto > 0) {
        requestParams.setIntParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, cto);
    }

    requestParams.setBooleanParameter(ClientPNames.HANDLE_REDIRECTS, getAutoRedirects());

    // a well-behaved browser is supposed to send 'Connection: close'
    // with the last request to an HTTP server. Instead, most browsers
    // leave it to the server to close the connection after their
    // timeout period. Leave it to the JMeter user to decide.
    if (getUseKeepAlive()) {
        httpRequest.setHeader(HTTPConstants.HEADER_CONNECTION, HTTPConstants.KEEP_ALIVE);
    } else {
        httpRequest.setHeader(HTTPConstants.HEADER_CONNECTION, HTTPConstants.CONNECTION_CLOSE);
    }

    setConnectionHeaders(httpRequest, url, getHeaderManager(), getCacheManager());

    String cookies = setConnectionCookie(httpRequest, url, getCookieManager());

    if (res != null) {
        res.setCookies(cookies);
    }

}

From source file:android.net.http.HttpsConnection.java

/**
 * Opens the connection to a http server or proxy.
 *
 * @return the opened low level connection
 * @throws IOException if the connection fails for any reason.
 *///w  w  w.j a v a 2 s .  c o m
@Override
AndroidHttpClientConnection openConnection(Request req) throws IOException {
    SSLSocket sslSock = null;

    if (mProxyHost != null) {
        // If we have a proxy set, we first send a CONNECT request
        // to the proxy; if the proxy returns 200 OK, we negotiate
        // a secure connection to the target server via the proxy.
        // If the request fails, we drop it, but provide the event
        // handler with the response status and headers. The event
        // handler is then responsible for cancelling the load or
        // issueing a new request.
        AndroidHttpClientConnection proxyConnection = null;
        Socket proxySock = null;
        try {
            proxySock = new Socket(mProxyHost.getHostName(), mProxyHost.getPort());

            proxySock.setSoTimeout(60 * 1000);

            proxyConnection = new AndroidHttpClientConnection();
            HttpParams params = new BasicHttpParams();
            HttpConnectionParams.setSocketBufferSize(params, 8192);

            proxyConnection.bind(proxySock, params);
        } catch (IOException e) {
            if (proxyConnection != null) {
                proxyConnection.close();
            }

            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to establish a connection to the proxy";
            }

            throw new IOException(errorMessage);
        }

        StatusLine statusLine = null;
        int statusCode = 0;
        Headers headers = new Headers();
        try {
            BasicHttpRequest proxyReq = new BasicHttpRequest("CONNECT", mHost.toHostString());

            // add all 'proxy' headers from the original request
            for (Header h : req.mHttpRequest.getAllHeaders()) {
                String headerName = h.getName().toLowerCase();
                if (headerName.startsWith("proxy") || headerName.equals("keep-alive")) {
                    proxyReq.addHeader(h);
                }
            }

            proxyConnection.sendRequestHeader(proxyReq);
            proxyConnection.flush();

            // it is possible to receive informational status
            // codes prior to receiving actual headers;
            // all those status codes are smaller than OK 200
            // a loop is a standard way of dealing with them
            do {
                statusLine = proxyConnection.parseResponseHeader(headers);
                statusCode = statusLine.getStatusCode();
            } while (statusCode < HttpStatus.SC_OK);
        } catch (ParseException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        } catch (HttpException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        } catch (IOException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        }

        if (statusCode == HttpStatus.SC_OK) {
            try {
                sslSock = (SSLSocket) getSocketFactory().createSocket(proxySock, mHost.getHostName(),
                        mHost.getPort(), true);
            } catch (IOException e) {
                if (sslSock != null) {
                    sslSock.close();
                }

                String errorMessage = e.getMessage();
                if (errorMessage == null) {
                    errorMessage = "failed to create an SSL socket";
                }
                throw new IOException(errorMessage);
            }
        } else {
            // if the code is not OK, inform the event handler
            ProtocolVersion version = statusLine.getProtocolVersion();

            req.mEventHandler.status(version.getMajor(), version.getMinor(), statusCode,
                    statusLine.getReasonPhrase());
            req.mEventHandler.headers(headers);
            req.mEventHandler.endData();

            proxyConnection.close();

            // here, we return null to indicate that the original
            // request needs to be dropped
            return null;
        }
    } else {
        // if we do not have a proxy, we simply connect to the host
        try {
            sslSock = (SSLSocket) getSocketFactory().createSocket();

            sslSock.setSoTimeout(SOCKET_TIMEOUT);
            sslSock.connect(new InetSocketAddress(mHost.getHostName(), mHost.getPort()));
        } catch (IOException e) {
            if (sslSock != null) {
                sslSock.close();
            }

            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to create an SSL socket";
            }

            throw new IOException(errorMessage);
        }
    }

    // do handshake and validate server certificates
    SslError error = CertificateChainValidator.getInstance().doHandshakeAndValidateServerCertificates(this,
            sslSock, mHost.getHostName());

    // Inform the user if there is a problem
    if (error != null) {
        // handleSslErrorRequest may immediately unsuspend if it wants to
        // allow the certificate anyway.
        // So we mark the connection as suspended, call handleSslErrorRequest
        // then check if we're still suspended and only wait if we actually
        // need to.
        synchronized (mSuspendLock) {
            mSuspended = true;
        }
        // don't hold the lock while calling out to the event handler
        boolean canHandle = req.getEventHandler().handleSslErrorRequest(error);
        if (!canHandle) {
            throw new IOException("failed to handle " + error);
        }
        synchronized (mSuspendLock) {
            if (mSuspended) {
                try {
                    // Put a limit on how long we are waiting; if the timeout
                    // expires (which should never happen unless you choose
                    // to ignore the SSL error dialog for a very long time),
                    // we wake up the thread and abort the request. This is
                    // to prevent us from stalling the network if things go
                    // very bad.
                    mSuspendLock.wait(10 * 60 * 1000);
                    if (mSuspended) {
                        // mSuspended is true if we have not had a chance to
                        // restart the connection yet (ie, the wait timeout
                        // has expired)
                        mSuspended = false;
                        mAborted = true;
                        if (HttpLog.LOGV) {
                            HttpLog.v("HttpsConnection.openConnection():"
                                    + " SSL timeout expired and request was cancelled!!!");
                        }
                    }
                } catch (InterruptedException e) {
                    // ignore
                }
            }
            if (mAborted) {
                // The user decided not to use this unverified connection
                // so close it immediately.
                sslSock.close();
                throw new SSLConnectionClosedByUserException("connection closed by the user");
            }
        }
    }

    // All went well, we have an open, verified connection.
    AndroidHttpClientConnection conn = new AndroidHttpClientConnection();
    BasicHttpParams params = new BasicHttpParams();
    params.setIntParameter(HttpConnectionParams.SOCKET_BUFFER_SIZE, 8192);
    conn.bind(sslSock, params);

    return conn;
}

From source file:android.net.http.HttpsConnection.java

/**
 * Opens the connection to a http server or proxy.
 *
 * @return the opened low level connection
 * @throws IOException if the connection fails for any reason.
 */// w  w w  .  j a va2 s.  c  o  m
@Override
AndroidHttpClientConnection openConnection(Request req) throws IOException {
    SSLSocket sslSock = null;

    if (mProxyHost != null) {
        // If we have a proxy set, we first send a CONNECT request
        // to the proxy; if the proxy returns 200 OK, we negotiate
        // a secure connection to the target server via the proxy.
        // If the request fails, we drop it, but provide the event
        // handler with the response status and headers. The event
        // handler is then responsible for cancelling the load or
        // issueing a new request.
        AndroidHttpClientConnection proxyConnection = null;
        Socket proxySock = null;
        try {
            proxySock = new Socket(mProxyHost.getHostName(), mProxyHost.getPort());

            proxySock.setSoTimeout(60 * 1000);

            proxyConnection = new AndroidHttpClientConnection();
            HttpParams params = new BasicHttpParams();
            HttpConnectionParams.setSocketBufferSize(params, 8192);

            proxyConnection.bind(proxySock, params);
        } catch (IOException e) {
            if (proxyConnection != null) {
                proxyConnection.close();
            }

            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to establish a connection to the proxy";
            }

            throw new IOException(errorMessage);
        }

        StatusLine statusLine = null;
        int statusCode = 0;
        Headers headers = new Headers();
        try {
            BasicHttpRequest proxyReq = new BasicHttpRequest("CONNECT", mHost.toHostString());

            // add all 'proxy' headers from the original request, we also need
            // to add 'host' header unless we want proxy to answer us with a
            // 400 Bad Request
            for (Header h : req.mHttpRequest.getAllHeaders()) {
                String headerName = h.getName().toLowerCase(Locale.ROOT);
                if (headerName.startsWith("proxy") || headerName.equals("keep-alive")
                        || headerName.equals("host")) {
                    proxyReq.addHeader(h);
                }
            }

            proxyConnection.sendRequestHeader(proxyReq);
            proxyConnection.flush();

            // it is possible to receive informational status
            // codes prior to receiving actual headers;
            // all those status codes are smaller than OK 200
            // a loop is a standard way of dealing with them
            do {
                statusLine = proxyConnection.parseResponseHeader(headers);
                statusCode = statusLine.getStatusCode();
            } while (statusCode < HttpStatus.SC_OK);
        } catch (ParseException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        } catch (HttpException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        } catch (IOException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        }

        if (statusCode == HttpStatus.SC_OK) {
            try {
                sslSock = (SSLSocket) getSocketFactory().createSocket(proxySock, mHost.getHostName(),
                        mHost.getPort(), true);
            } catch (IOException e) {
                if (sslSock != null) {
                    sslSock.close();
                }

                String errorMessage = e.getMessage();
                if (errorMessage == null) {
                    errorMessage = "failed to create an SSL socket";
                }
                throw new IOException(errorMessage);
            }
        } else {
            // if the code is not OK, inform the event handler
            ProtocolVersion version = statusLine.getProtocolVersion();

            req.mEventHandler.status(version.getMajor(), version.getMinor(), statusCode,
                    statusLine.getReasonPhrase());
            req.mEventHandler.headers(headers);
            req.mEventHandler.endData();

            proxyConnection.close();

            // here, we return null to indicate that the original
            // request needs to be dropped
            return null;
        }
    } else {
        // if we do not have a proxy, we simply connect to the host
        try {
            sslSock = (SSLSocket) getSocketFactory().createSocket(mHost.getHostName(), mHost.getPort());
            sslSock.setSoTimeout(SOCKET_TIMEOUT);
        } catch (IOException e) {
            if (sslSock != null) {
                sslSock.close();
            }

            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to create an SSL socket";
            }

            throw new IOException(errorMessage);
        }
    }

    // do handshake and validate server certificates
    SslError error = CertificateChainValidator.getInstance().doHandshakeAndValidateServerCertificates(this,
            sslSock, mHost.getHostName());

    // Inform the user if there is a problem
    if (error != null) {
        // handleSslErrorRequest may immediately unsuspend if it wants to
        // allow the certificate anyway.
        // So we mark the connection as suspended, call handleSslErrorRequest
        // then check if we're still suspended and only wait if we actually
        // need to.
        synchronized (mSuspendLock) {
            mSuspended = true;
        }
        // don't hold the lock while calling out to the event handler
        boolean canHandle = req.getEventHandler().handleSslErrorRequest(error);
        if (!canHandle) {
            throw new IOException("failed to handle " + error);
        }
        synchronized (mSuspendLock) {
            if (mSuspended) {
                try {
                    // Put a limit on how long we are waiting; if the timeout
                    // expires (which should never happen unless you choose
                    // to ignore the SSL error dialog for a very long time),
                    // we wake up the thread and abort the request. This is
                    // to prevent us from stalling the network if things go
                    // very bad.
                    mSuspendLock.wait(10 * 60 * 1000);
                    if (mSuspended) {
                        // mSuspended is true if we have not had a chance to
                        // restart the connection yet (ie, the wait timeout
                        // has expired)
                        mSuspended = false;
                        mAborted = true;
                        if (HttpLog.LOGV) {
                            HttpLog.v("HttpsConnection.openConnection():"
                                    + " SSL timeout expired and request was cancelled!!!");
                        }
                    }
                } catch (InterruptedException e) {
                    // ignore
                }
            }
            if (mAborted) {
                // The user decided not to use this unverified connection
                // so close it immediately.
                sslSock.close();
                throw new SSLConnectionClosedByUserException("connection closed by the user");
            }
        }
    }

    // All went well, we have an open, verified connection.
    AndroidHttpClientConnection conn = new AndroidHttpClientConnection();
    BasicHttpParams params = new BasicHttpParams();
    params.setIntParameter(HttpConnectionParams.SOCKET_BUFFER_SIZE, 8192);
    conn.bind(sslSock, params);

    return conn;
}

From source file:org.sandrob.android.net.http.HttpsConnection.java

/**
 * Opens the connection to a http server or proxy.
 *
 * @return the opened low level connection
 * @throws IOException if the connection fails for any reason.
 *//*  w ww  . j  a  va2  s.  c om*/
@Override
AndroidHttpClientConnection openConnection(Request req) throws IOException {
    SSLSocket sslSock = null;

    synchronized (HttpsConnection.class) {
        initializeEngine(null, req);
    }
    if (mProxyHost != null) {
        // If we have a proxy set, we first send a CONNECT request
        // to the proxy; if the proxy returns 200 OK, we negotiate
        // a secure connection to the target server via the proxy.
        // If the request fails, we drop it, but provide the event
        // handler with the response status and headers. The event
        // handler is then responsible for cancelling the load or
        // issueing a new request.
        AndroidHttpClientConnection proxyConnection = null;
        Socket proxySock = null;
        try {
            proxySock = new Socket(mProxyHost.getHostName(), mProxyHost.getPort());

            proxySock.setSoTimeout(60 * 1000);

            proxyConnection = new AndroidHttpClientConnection();
            HttpParams params = new BasicHttpParams();
            HttpConnectionParams.setSocketBufferSize(params, 8192);

            proxyConnection.bind(proxySock, params);
        } catch (IOException e) {
            if (proxyConnection != null) {
                proxyConnection.close();
            }

            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to establish a connection to the proxy";
            }

            throw new IOException(errorMessage);
        }

        StatusLine statusLine = null;
        int statusCode = 0;
        Headers headers = new Headers();
        try {
            BasicHttpRequest proxyReq = new BasicHttpRequest("CONNECT", mHost.toHostString());

            // add all 'proxy' headers from the original request
            for (Header h : req.mHttpRequest.getAllHeaders()) {
                String headerName = h.getName().toLowerCase();
                if (headerName.startsWith("proxy") || headerName.equals("keep-alive")) {
                    proxyReq.addHeader(h);
                }
            }

            proxyConnection.sendRequestHeader(proxyReq);
            proxyConnection.flush();

            // it is possible to receive informational status
            // codes prior to receiving actual headers;
            // all those status codes are smaller than OK 200
            // a loop is a standard way of dealing with them
            do {
                statusLine = proxyConnection.parseResponseHeader(headers);
                statusCode = statusLine.getStatusCode();
            } while (statusCode < HttpStatus.SC_OK);
        } catch (ParseException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        } catch (HttpException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        } catch (IOException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }

            throw new IOException(errorMessage);
        }

        if (statusCode == HttpStatus.SC_OK) {
            try {
                sslSock = (SSLSocket) getSocketFactory().createSocket(proxySock, mHost.getHostName(),
                        mHost.getPort(), true);
            } catch (IOException e) {
                if (sslSock != null) {
                    sslSock.close();
                }

                String errorMessage = e.getMessage();
                if (errorMessage == null) {
                    errorMessage = "failed to create an SSL socket";
                }
                throw new IOException(errorMessage);
            }
        } else {
            // if the code is not OK, inform the event handler
            ProtocolVersion version = statusLine.getProtocolVersion();

            req.mEventHandler.status(version.getMajor(), version.getMinor(), statusCode,
                    statusLine.getReasonPhrase());
            req.mEventHandler.headers(headers);
            req.mEventHandler.endData();

            proxyConnection.close();

            // here, we return null to indicate that the original
            // request needs to be dropped
            return null;
        }
    } else {
        // if we do not have a proxy, we simply connect to the host
        try {
            sslSock = (SSLSocket) getSocketFactory().createSocket();

            sslSock.setSoTimeout(SOCKET_TIMEOUT);
            sslSock.connect(new InetSocketAddress(mHost.getHostName(), mHost.getPort()));
        } catch (IOException e) {
            if (sslSock != null) {
                sslSock.close();
            }

            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to create an SSL socket";
            }

            throw new IOException(errorMessage);
        }
    }

    // do handshake and validate server certificates
    SslError error = CertificateChainValidator.getInstance().doHandshakeAndValidateServerCertificates(this,
            sslSock, mHost.getHostName());

    // Inform the user if there is a problem
    if (error != null) {
        // handleSslErrorRequest may immediately unsuspend if it wants to
        // allow the certificate anyway.
        // So we mark the connection as suspended, call handleSslErrorRequest
        // then check if we're still suspended and only wait if we actually
        // need to.
        synchronized (mSuspendLock) {
            mSuspended = true;
        }
        // don't hold the lock while calling out to the event handler
        boolean canHandle = req.getEventHandler().handleSslErrorRequest(error);
        if (!canHandle) {
            throw new IOException("failed to handle " + error);
        }
        synchronized (mSuspendLock) {
            if (mSuspended) {
                try {
                    // Put a limit on how long we are waiting; if the timeout
                    // expires (which should never happen unless you choose
                    // to ignore the SSL error dialog for a very long time),
                    // we wake up the thread and abort the request. This is
                    // to prevent us from stalling the network if things go
                    // very bad.
                    mSuspendLock.wait(10 * 60 * 1000);
                    if (mSuspended) {
                        // mSuspended is true if we have not had a chance to
                        // restart the connection yet (ie, the wait timeout
                        // has expired)
                        mSuspended = false;
                        mAborted = true;
                        if (HttpLog.LOGV) {
                            HttpLog.v("HttpsConnection.openConnection():"
                                    + " SSL timeout expired and request was cancelled!!!");
                        }
                    }
                } catch (InterruptedException e) {
                    // ignore
                }
            }
            if (mAborted) {
                // The user decided not to use this unverified connection
                // so close it immediately.
                sslSock.close();
                throw new SSLConnectionClosedByUserException("connection closed by the user");
            }
        }
    }

    // All went well, we have an open, verified connection.
    AndroidHttpClientConnection conn = new AndroidHttpClientConnection();
    BasicHttpParams params = new BasicHttpParams();
    params.setIntParameter(HttpConnectionParams.SOCKET_BUFFER_SIZE, 8192);
    conn.bind(sslSock, params);

    return conn;
}