Example usage for java.net URLConnection setRequestProperty

Introduction

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

Prototype

public void setRequestProperty(String key, String value) 

Source Link

Document

Sets the general request property.

Usage

From source file:servlet.GetCity.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*  www.  j  a  va2s.co  m*/
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */

public String getData(String urlString) {
    String result = "";
    BufferedReader read = null;
    try {
        URL realurl = new URL(urlString);
        URLConnection connection = realurl.openConnection();
        connection.setRequestProperty("accept", "*/*");
        connection.setRequestProperty("connection", "Keep-Alive");
        connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
        connection.connect();
        Map<String, List<String>> map = connection.getHeaderFields();
        for (String key : map.keySet()) {
            System.out.println(key + "--->" + map.get(key));
        }
        read = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
        String line;
        while ((line = read.readLine()) != null) {
            result += line;
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (read != null) {
            try {
                read.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
    return result;
}

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From source file:info.joseluismartin.gtc.mvc.CacheController.java

private URLConnection getConnection(URL url) throws IOException {
    URLConnection conn = url.openConnection(proxy);
    conn.setRequestProperty("User-Agent", USER_AGENT);
    return conn;/*  w w  w  .  ja  va 2  s . co m*/
}

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From source file:org.apache.jcs.auxiliary.lateral.http.broadcast.LateralCacheThread.java

/** Description of the Method */
public void writeObj(URLConnection connection, ICacheElement cb) {
    try {//from  w w  w.  j a va2 s .  c  o  m
        connection.setUseCaches(false);
        connection.setRequestProperty("CONTENT_TYPE", "application/octet-stream");
        connection.setDoOutput(true);
        connection.setDoInput(true);
        ObjectOutputStream os = new ObjectOutputStream(connection.getOutputStream());
        log.debug("os = " + os);

        // Write the ICacheItem to the ObjectOutputStream
        log.debug("Writing  ICacheItem.");

        os.writeObject(cb);
        os.flush();

        log.debug("closing output stream");

        os.close();
    } catch (IOException e) {
        log.error(e);
    }
    // end catch
}

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From source file:org.n52.wps.server.request.strategy.WCS111XMLEmbeddedBase64OutputReferenceStrategy.java

@Override
public ReferenceInputStream fetchData(InputType input) throws ExceptionReport {

    String dataURLString = input.getReference().getHref();

    String schema = input.getReference().getSchema();
    String encoding = input.getReference().getEncoding();
    String mimeType = input.getReference().getMimeType();

    try {/*from  w w w  .  j a v  a2 s. c o  m*/
        URL dataURL = new URL(dataURLString);
        // Do not give a direct inputstream.
        // The XML handlers cannot handle slow connections
        URLConnection conn = dataURL.openConnection();
        conn.setRequestProperty("Accept-Encoding", "gzip");
        conn.setRequestProperty("Content-type", "multipart/mixed");
        //Handling POST with referenced document
        if (input.getReference().isSetBodyReference()) {
            String bodyReference = input.getReference().getBodyReference().getHref();
            URL bodyReferenceURL = new URL(bodyReference);
            URLConnection bodyReferenceConn = bodyReferenceURL.openConnection();
            bodyReferenceConn.setRequestProperty("Accept-Encoding", "gzip");
            InputStream referenceInputStream = retrievingZippedContent(bodyReferenceConn);
            IOUtils.copy(referenceInputStream, conn.getOutputStream());
        }
        //Handling POST with inline message
        else if (input.getReference().isSetBody()) {
            conn.setDoOutput(true);

            input.getReference().getBody().save(conn.getOutputStream());
        }
        InputStream inputStream = retrievingZippedContent(conn);

        BufferedReader bRead = new BufferedReader(new InputStreamReader(inputStream));

        String line = "";

        //boundary between different content types
        String boundary = "";

        boolean boundaryFound = false;

        boolean encodedImagepart = false;

        String encodedImage = "";

        //e.g. base64
        String contentTransferEncoding = "";

        String imageContentType = "";

        int boundaryCount = 0;

        while ((line = bRead.readLine()) != null) {

            if (line.contains("boundary")) {
                boundary = line.substring(line.indexOf("\"") + 1, line.lastIndexOf("\""));
                boundaryFound = true;
                continue;
            }
            if (boundaryFound) {
                if (line.contains(boundary)) {
                    boundaryCount++;
                    continue;
                }
            }

            if (encodedImagepart) {
                encodedImage = encodedImage.concat(line);
            }
            //is the image always the third part?!
            else if (boundaryCount == 2) {
                if (line.contains("Content-Type")) {
                    imageContentType = line.substring(line.indexOf(":") + 1).trim();
                } else if (line.contains("Content-Transfer-Encoding")) {
                    contentTransferEncoding = line.substring(line.indexOf(":") + 1).trim();
                } else if (line.contains("Content-ID")) {
                    /*   just move further one line (which is hopefully empty)
                     *    and start parsing the encoded image             
                     */
                    line = bRead.readLine();
                    encodedImagepart = true;
                }
            }

        }

        return new ReferenceInputStream(
                new Base64InputStream(new ByteArrayInputStream(encodedImage.getBytes())), imageContentType,
                null); // encoding is null since encoding was removed
    } catch (RuntimeException e) {
        throw new ExceptionReport("Error occured while parsing XML", ExceptionReport.NO_APPLICABLE_CODE, e);
    } catch (MalformedURLException e) {
        String inputID = input.getIdentifier().getStringValue();
        throw new ExceptionReport(
                "The inputURL of the execute is wrong: inputID: " + inputID + " | dataURL: " + dataURLString,
                ExceptionReport.INVALID_PARAMETER_VALUE);
    } catch (IOException e) {
        String inputID = input.getIdentifier().getStringValue();
        throw new ExceptionReport("Error occured while receiving the complexReferenceURL: inputID: " + inputID
                + " | dataURL: " + dataURLString, ExceptionReport.INVALID_PARAMETER_VALUE);
    }
}

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From source file:TSAClient.java

private byte[] getTSAResponse(byte[] request) throws IOException {
    LOG.debug("Opening connection to TSA server");

    // todo: support proxy servers
    URLConnection connection = url.openConnection();
    connection.setDoOutput(true);//www .j av  a 2  s.  c  o  m
    connection.setDoInput(true);
    connection.setRequestProperty("Content-Type", "application/timestamp-query");

    LOG.debug("Established connection to TSA server");

    if (username != null && password != null && !username.isEmpty() && !password.isEmpty()) {
        connection.setRequestProperty(username, password);
    }

    // read response
    OutputStream output = null;
    try {
        output = connection.getOutputStream();
        output.write(request);
    } finally {
        IOUtils.closeQuietly(output);
    }

    LOG.debug("Waiting for response from TSA server");

    InputStream input = null;
    byte[] response;
    try {
        input = connection.getInputStream();
        response = IOUtils.toByteArray(input);
    } finally {
        IOUtils.closeQuietly(input);
    }

    LOG.debug("Received response from TSA server");

    return response;
}

---

From source file:es.prodevelop.gvsig.mini.tasks.yours.YOURSFunctionality.java

@Override
public boolean execute() {
    try {//from w  ww. j  a  v  a  2s  . c o  m
        final Point ini = (Point) route.getStartPoint().clone();
        final Point end = (Point) route.getEndPoint().clone();

        final String routeString = route.toYOURS(ini, end);

        log.log(Level.FINE, routeString);

        /* Define the URL we want to load data from. */
        URL parseURL = new URL(routeString);
        /* Open a connection to that URL. */
        if (this.isCanceled()) {
            res = TaskHandler.CANCELED;
            return true;
        }
        URLConnection urlconnec = parseURL.openConnection();

        urlconnec.setRequestProperty("X-Yours-client", "gvSIG");
        urlconnec.setReadTimeout(30000);
        /* Define InputStreams to read from the URLConnection. */
        InputStream is = urlconnec.getInputStream();
        BufferedInputStream bis = new BufferedInputStream(is);

        /*
         * Read bytes to the Buffer until there is nothing more to read(-1).
         */
        ByteArrayBuffer baf = new ByteArrayBuffer(50);
        int current = 0;
        while ((current = bis.read()) != -1) {
            if (isCanceled()) {
                res = TaskHandler.CANCELED;
                return true;
            }
            baf.append((byte) current);
        }

        res = route.fromYOURS(baf.toByteArray());
    } catch (IOException e) {
        res = TaskHandler.NO_RESPONSE;
    } catch (Exception e) {
        res = TaskHandler.ERROR;
        log.log(Level.SEVERE, "", e);
    } finally {
        // handler.sendEmptyMessage(map.ROUTE_SUCCEEDED);

        try {
            // if (res == -1) {
            // handler.sendEmptyMessage(map.ROUTE_CANCELED);
            if (res == -2) {
                res = TaskHandler.NO_RESPONSE;
            } else if (res == -3) {
                res = TaskHandler.BAD_RESPONSE;
            } else if (res == 1) {
                res = TaskHandler.FINISHED;
                if (route.getState() == Tags.ROUTE_WITH_START_AND_PASS_POINT) {
                    route.setState(Tags.ROUTE_WITH_N_POINT);
                } else if (route.getState() == Tags.ROUTE_WITH_START_POINT) {
                    route.setState(Tags.ROUTE_WITH_2_POINT);
                }
            }
        } catch (Exception e) {
            log.log(Level.SEVERE, "", e);
        } finally {
            // super.stop();
        }
        return true;
    }

}

---

From source file:org.apache.ace.connectionfactory.impl.ConnectionFactoryImpl.java

/**
 * Applies basic authentication to the given connection, if it is a {@link HttpURLConnection}.
 * //w w  w.j  a  v  a 2  s.co m
 * @param conn
 *            the connection to apply basic authentication to;
 * @param values
 *            the credentials to apply.
 */
private void applyBasicAuthentication(URLConnection conn, Object[] values) {
    if (conn instanceof HttpURLConnection) {
        conn.setRequestProperty(HTTP_HEADER_AUTHORIZATION, getBasicAuthCredentials(values));
    }
}

---

From source file:org.openmrs.module.ModuleUtil.java

/**
 * Downloads the contents of a URL and copies them to a string (Borrowed from oreilly)
 *
 * @param url/*  w w w .  j  ava2s  .  c  o m*/
 * @return InputStream of contents
 * @should return a valid input stream for old module urls
 */
public static InputStream getURLStream(URL url) {
    InputStream in = null;
    try {
        URLConnection uc = url.openConnection();
        uc.setDefaultUseCaches(false);
        uc.setUseCaches(false);
        uc.setRequestProperty("Cache-Control", "max-age=0,no-cache");
        uc.setRequestProperty("Pragma", "no-cache");

        log.debug("Logging an attempt to connect to: " + url);

        in = openConnectionCheckRedirects(uc);
    } catch (IOException io) {
        log.warn("io while reading: " + url, io);
    }

    return in;
}

---

From source file:com.sabre.hack.travelachievementgame.DSCommHandler.java

public String getAuthToken(String apiEndPoint, String encodedCliAndSecret) {

    //receives : apiEndPoint (https://api.test.sabre.com)
    //encodedCliAndSecret : base64Encode(  base64Encode(V1:[user]:[group]:[domain]) + ":" + base64Encode([secret]) )
    String strRet = null;//from  w w w .  ja va2s .  c  o  m

    try {

        URL urlConn = new URL(apiEndPoint + "/v1/auth/token");
        URLConnection conn = urlConn.openConnection();

        conn.setDoInput(true);
        conn.setDoOutput(true);
        conn.setUseCaches(false);

        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        conn.setRequestProperty("Authorization", "Basic " + encodedCliAndSecret);
        conn.setRequestProperty("Accept", "application/json");

        //send request
        DataOutputStream dataOut = new DataOutputStream(conn.getOutputStream());
        dataOut.writeBytes("grant_type=client_credentials");
        dataOut.flush();
        dataOut.close();

        //get response
        BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String strChunk = "";
        StringBuilder sb = new StringBuilder();
        while (null != ((strChunk = rd.readLine())))
            sb.append(strChunk);

        //parse the token
        JSONObject respParser = new JSONObject(sb.toString());
        strRet = respParser.getString("access_token");

    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (JSONException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return strRet;

}

---

From source file:org.motechproject.mobile.omp.manager.intellivr.IntellIVRServerImpl.java

public ResponseType requestCall(RequestType request) {

    AutoCreate ac = new AutoCreate();
    ac.setRequest(request);/*from   www .j a  v  a2 s.co  m*/

    ResponseType response = null;

    try {

        Marshaller marshaller = jaxbc.createMarshaller();
        Unmarshaller unmarshaller = jaxbc.createUnmarshaller();

        ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
        marshaller.marshal(ac, byteStream);

        String xml = byteStream.toString();

        URL url = new URL(this.serverURL);
        URLConnection con = url.openConnection();

        con.setDoInput(true);
        con.setDoOutput(true);

        con.setRequestProperty("Content-Type", "text/xml");
        con.setRequestProperty("Content-transfer-encoding", "text");

        OutputStreamWriter out = new OutputStreamWriter(con.getOutputStream());

        log.info("Sending request: " + xml);

        out.write(xml);
        out.flush();
        out.close();

        InputStream in = con.getInputStream();

        int len = 4096;
        byte[] buffer = new byte[len];
        int off = 0;
        int read = 0;
        while ((read = in.read(buffer, off, len)) != -1) {
            off += read;
            len -= off;
        }

        String responseText = new String(buffer, 0, off);

        log.debug("Received response: " + responseText);

        Object o = unmarshaller.unmarshal(new ByteArrayInputStream(responseText.getBytes()));

        if (o instanceof AutoCreate) {
            AutoCreate acr = (AutoCreate) o;
            response = acr.getResponse();
        }

    } catch (MalformedURLException e) {
        log.error("", e);
    } catch (IOException e) {
        log.error("", e);
    } catch (JAXBException e) {
        log.error("", e);
    } finally {
        if (response == null) {
            response = new ResponseType();
            response.setStatus(StatusType.ERROR);
            response.setErrorCode(ErrorCodeType.MOTECH_UNKNOWN_ERROR);
            response.setErrorString("Unknown error occurred sending request to IVR server");
        }

    }
    return response;
}

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