Examples with ProtocolVersion org.apache.http.ProtocolVersion used on opensource projects

Example 36 with ProtocolVersion

use of org.apache.http.ProtocolVersion in project platform_external_apache-http by android.

the class RequestTargetHost method process.

public void process(final HttpRequest request, final HttpContext context) throws HttpException, IOException {
    if (request == null) {
        throw new IllegalArgumentException("HTTP request may not be null");
    }
    if (context == null) {
        throw new IllegalArgumentException("HTTP context may not be null");
    }
    if (!request.containsHeader(HTTP.TARGET_HOST)) {
        HttpHost targethost = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
        if (targethost == null) {
            HttpConnection conn = (HttpConnection) context.getAttribute(ExecutionContext.HTTP_CONNECTION);
            if (conn instanceof HttpInetConnection) {
                // Populate the context with a default HTTP host based on the 
                // inet address of the target host
                InetAddress address = ((HttpInetConnection) conn).getRemoteAddress();
                int port = ((HttpInetConnection) conn).getRemotePort();
                if (address != null) {
                    targethost = new HttpHost(address.getHostName(), port);
                }
            }
            if (targethost == null) {
                ProtocolVersion ver = request.getRequestLine().getProtocolVersion();
                if (ver.lessEquals(HttpVersion.HTTP_1_0)) {
                    return;
                } else {
                    throw new ProtocolException("Target host missing");
                }
            }
        }
        request.addHeader(HTTP.TARGET_HOST, targethost.toHostString());
    }
}

Example 37 with ProtocolVersion

use of org.apache.http.ProtocolVersion in project platform_external_apache-http by android.

the class DefaultConnectionReuseStrategy method keepAlive.

// see interface ConnectionReuseStrategy
public boolean keepAlive(final HttpResponse response, final HttpContext context) {
    if (response == null) {
        throw new IllegalArgumentException("HTTP response may not be null.");
    }
    if (context == null) {
        throw new IllegalArgumentException("HTTP context may not be null.");
    }
    HttpConnection conn = (HttpConnection) context.getAttribute(ExecutionContext.HTTP_CONNECTION);
    if (conn != null && !conn.isOpen())
        return false;
    // do NOT check for stale connection, that is an expensive operation
    // Check for a self-terminating entity. If the end of the entity will
    // be indicated by closing the connection, there is no keep-alive.
    HttpEntity entity = response.getEntity();
    ProtocolVersion ver = response.getStatusLine().getProtocolVersion();
    if (entity != null) {
        if (entity.getContentLength() < 0) {
            if (!entity.isChunked() || ver.lessEquals(HttpVersion.HTTP_1_0)) {
                // encoded, the connection cannot be reused
                return false;
            }
        }
    }
    // Check for the "Connection" header. If that is absent, check for
    // the "Proxy-Connection" header. The latter is an unspecified and
    // broken but unfortunately common extension of HTTP.
    HeaderIterator hit = response.headerIterator(HTTP.CONN_DIRECTIVE);
    if (!hit.hasNext())
        hit = response.headerIterator("Proxy-Connection");
    if (hit.hasNext()) {
        try {
            TokenIterator ti = createTokenIterator(hit);
            boolean keepalive = false;
            while (ti.hasNext()) {
                final String token = ti.nextToken();
                if (HTTP.CONN_CLOSE.equalsIgnoreCase(token)) {
                    return false;
                } else if (HTTP.CONN_KEEP_ALIVE.equalsIgnoreCase(token)) {
                    // continue the loop, there may be a "close" afterwards
                    keepalive = true;
                }
            }
            if (keepalive)
                return true;
        // neither "close" nor "keep-alive", use default policy
        } catch (ParseException px) {
            // we don't have logging in HttpCore, so the exception is lost
            return false;
        }
    }
    // default since HTTP/1.1 is persistent, before it was non-persistent
    return !ver.lessEquals(HttpVersion.HTTP_1_0);
}

Example 38 with ProtocolVersion

use of org.apache.http.ProtocolVersion in project platform_external_apache-http by android.

the class SSLConnectionClosedByUserException method openConnection.

/**
     * Opens the connection to a http server or proxy.
     *
     * @return the opened low level connection
     * @throws IOException if the connection fails for any reason.
     */
@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());
            // 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();
            // 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();
            // 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) {
        // 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;
}

Example 39 with ProtocolVersion

use of org.apache.http.ProtocolVersion in project platform_external_apache-http by android.

the class Request method readResponse.

/**
     * Receive a single http response.
     *
     * @param httpClientConnection the request to receive the response for.
     */
void readResponse(AndroidHttpClientConnection httpClientConnection) throws IOException, ParseException {
    // don't send cancelled requests
    if (mCancelled)
        return;
    StatusLine statusLine = null;
    boolean hasBody = false;
    httpClientConnection.flush();
    int statusCode = 0;
    Headers header = new Headers();
    do {
        statusLine = httpClientConnection.parseResponseHeader(header);
        statusCode = statusLine.getStatusCode();
    } while (statusCode < HttpStatus.SC_OK);
    if (HttpLog.LOGV)
        HttpLog.v("Request.readResponseStatus() " + statusLine.toString().length() + " " + statusLine);
    ProtocolVersion v = statusLine.getProtocolVersion();
    mEventHandler.status(v.getMajor(), v.getMinor(), statusCode, statusLine.getReasonPhrase());
    mEventHandler.headers(header);
    HttpEntity entity = null;
    hasBody = canResponseHaveBody(mHttpRequest, statusCode);
    if (hasBody)
        entity = httpClientConnection.receiveResponseEntity(header);
    // restrict the range request to the servers claiming that they are
    // accepting ranges in bytes
    boolean supportPartialContent = "bytes".equalsIgnoreCase(header.getAcceptRanges());
    if (entity != null) {
        InputStream is = entity.getContent();
        // process gzip content encoding
        Header contentEncoding = entity.getContentEncoding();
        InputStream nis = null;
        byte[] buf = null;
        int count = 0;
        try {
            if (contentEncoding != null && contentEncoding.getValue().equals("gzip")) {
                nis = new GZIPInputStream(is);
            } else {
                nis = is;
            }
            /* accumulate enough data to make it worth pushing it
                 * up the stack */
            buf = mConnection.getBuf();
            int len = 0;
            int lowWater = buf.length / 2;
            while (len != -1) {
                synchronized (this) {
                    while (mLoadingPaused) {
                        // filled its internal buffers.
                        try {
                            wait();
                        } catch (InterruptedException e) {
                            HttpLog.e("Interrupted exception whilst " + "network thread paused at WebCore's request." + " " + e.getMessage());
                        }
                    }
                }
                len = nis.read(buf, count, buf.length - count);
                if (len != -1) {
                    count += len;
                    if (supportPartialContent)
                        mReceivedBytes += len;
                }
                if (len == -1 || count >= lowWater) {
                    if (HttpLog.LOGV)
                        HttpLog.v("Request.readResponse() " + count);
                    mEventHandler.data(buf, count);
                    count = 0;
                }
            }
        } catch (EOFException e) {
            /* InflaterInputStream throws an EOFException when the
                   server truncates gzipped content.  Handle this case
                   as we do truncated non-gzipped content: no error */
            if (count > 0) {
                // if there is uncommited content, we should commit them
                mEventHandler.data(buf, count);
            }
            if (HttpLog.LOGV)
                HttpLog.v("readResponse() handling " + e);
        } catch (IOException e) {
            // don't throw if we have a non-OK status code
            if (statusCode == HttpStatus.SC_OK || statusCode == HttpStatus.SC_PARTIAL_CONTENT) {
                if (supportPartialContent && count > 0) {
                    // if there is uncommited content, we should commit them
                    // as we will continue the request
                    mEventHandler.data(buf, count);
                }
                throw e;
            }
        } finally {
            if (nis != null) {
                nis.close();
            }
        }
    }
    mConnection.setCanPersist(entity, statusLine.getProtocolVersion(), header.getConnectionType());
    mEventHandler.endData();
    complete();
    if (HttpLog.LOGV)
        HttpLog.v("Request.readResponse(): done " + mHost.getSchemeName() + "://" + getHostPort() + mPath);
}

Example 40 with ProtocolVersion

use of org.apache.http.ProtocolVersion in project cdap-ingest by caskdata.

the class RestClientTest method testUnauthorizedResponseCodeAnalysis.

@Test
public void testUnauthorizedResponseCodeAnalysis() {
    StatusLine statusLine = new BasicStatusLine(new ProtocolVersion("HTTP", 1, 1), HttpStatus.SC_UNAUTHORIZED, "Unauthorized");
    when(response.getStatusLine()).thenReturn(statusLine);
    TestUtils.verifyResponse(HttpStatus.SC_UNAUTHORIZED, response);
    verify(response).getStatusLine();
}