Example usage for java.net HttpURLConnection setDoOutput

Introduction

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

Prototype

public void setDoOutput(boolean dooutput) 

Source Link

Document

Sets the value of the doOutput field for this URLConnection to the specified value.

Usage

From source file:fr.zcraft.zbanque.network.PacketSender.java

private static HTTPResponse makeRequest(String url, PacketPlayOut.PacketType method, String data)
        throws Throwable {
    // ***  REQUEST  ***

    final URL urlObj = new URL(url);
    final HttpURLConnection connection = (HttpURLConnection) urlObj.openConnection();

    connection.setRequestMethod(method.name());
    connection.setRequestProperty("User-Agent", USER_AGENT);

    authenticateRequest(connection);//from   ww w  . ja  v  a 2 s  .  c  o  m

    connection.setDoOutput(true);

    try {
        try {
            connection.connect();
        } catch (IOException ignored) {
        }

        if (method == PacketPlayOut.PacketType.POST) {
            DataOutputStream out = null;
            try {
                out = new DataOutputStream(connection.getOutputStream());
                if (data != null)
                    out.writeBytes(data);
                out.flush();
            } finally {
                if (out != null)
                    out.close();
            }
        }

        // ***  RESPONSE  ***

        int responseCode;
        boolean failed = false;

        try {
            responseCode = connection.getResponseCode();
        } catch (IOException e) {
            // HttpUrlConnection will throw an IOException if any 4XX
            // response is sent. If we request the status again, this
            // time the internal status will be properly set, and we'll be
            // able to retrieve it.
            // Thanks to Iigo.
            responseCode = connection.getResponseCode();
            failed = true;
        }

        BufferedReader in = null;
        String body = "";
        try {
            InputStream stream;
            try {
                stream = connection.getInputStream();
            } catch (IOException e) {
                // Same as before
                stream = connection.getErrorStream();
                failed = true;
            }

            in = new BufferedReader(new InputStreamReader(stream));
            StringBuilder responseBuilder = new StringBuilder();

            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                responseBuilder.append(inputLine);
            }

            body = responseBuilder.toString();
        } finally {
            if (in != null)
                in.close();
        }

        HTTPResponse response = new HTTPResponse();
        response.setResponseCode(responseCode, failed);
        response.setResponseBody(body);

        int i = 0;
        String headerName, headerContent;
        while ((headerName = connection.getHeaderFieldKey(i)) != null) {
            headerContent = connection.getHeaderField(i);
            response.addHeader(headerName, headerContent);
        }

        // ***  REDIRECTION  ***

        switch (responseCode) {
        case 301:
        case 302:
        case 307:
        case 308:
            if (response.getHeaders().containsKey("Location")) {
                response = makeRequest(response.getHeaders().get("Location"), method, data);
            }
        }

        // ***  END  ***

        return response;
    } finally {
        connection.disconnect();
    }
}

---

From source file:com.binil.pushnotification.ServerUtil.java

/**
 * Issue a POST request to the server./*from   w  w  w . ja  v a 2  s . co m*/
 *
 * @param endpoint POST address.
 * @param params   request parameters.
 * @throws java.io.IOException propagated from POST.
 */
private static void post(String endpoint, Map<String, Object> params) throws IOException, JSONException {

    URL url = new URL(endpoint);
    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
    urlConnection.setRequestMethod("POST");
    urlConnection.setRequestProperty("Cache-Control", "no-cache");
    urlConnection.setRequestProperty("Content-Type", "application/json;charset=utf-8");
    urlConnection.setRequestProperty("Accept-Encoding", "gzip,deflate");
    urlConnection.setRequestProperty("Accept", "*/*");

    urlConnection.setDoOutput(true);

    JSONObject json = new JSONObject(params);
    String body = json.toString();
    urlConnection.setFixedLengthStreamingMode(body.length());

    try {
        OutputStream os = urlConnection.getOutputStream();
        os.write(body.getBytes("UTF-8"));
        os.close();

    } catch (Exception e) {
        e.printStackTrace();

    } finally {
        int status = urlConnection.getResponseCode();
        String connectionMsg = urlConnection.getResponseMessage();
        urlConnection.disconnect();

        if (status != HttpURLConnection.HTTP_OK) {
            Log.wtf(TAG, connectionMsg);
            throw new IOException("Post failed with error code " + status);
        }
    }

}

---

From source file:com.codelanx.codelanxlib.util.auth.UUIDFetcher.java

/**
 * Opens the connection to Mojang's profile API
 * //from   w w w . ja  va2s  .  com
 * @since 0.0.1
 * @version 0.0.1
 * 
 * @return The {@link HttpURLConnection} object to the API server
 * @throws IOException If there is a problem opening the stream, a malformed
 *                     URL, or if there is a ProtocolException
 */
private static HttpURLConnection createConnection() throws IOException {
    URL url = new URL(UUIDFetcher.PROFILE_URL);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Content-Type", "application/json");
    connection.setUseCaches(false);
    connection.setDoInput(true);
    connection.setDoOutput(true);
    return connection;
}

---

From source file:fr.zcraft.zlib.tools.mojang.UUIDFetcher.java

/**
 * Opens a GET connection.//from  w  w  w  .ja va2 s  .  c  om
 *
 * @param url The URL to connect to.
 *
 * @return A GET connection to this URL.
 * @throws IOException If an exception occurred while contacting the server.
 */
static private HttpURLConnection getGETConnection(String url) throws IOException {
    HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
    connection.setRequestMethod("GET");
    connection.setUseCaches(false);
    connection.setDoInput(true);
    connection.setDoOutput(true);

    return connection;
}

---

From source file:com.cyphermessenger.client.SyncRequest.java

public static HttpURLConnection doRequest(String endpoint, CypherSession session, String[] keys,
        String[] values) throws IOException {
    HttpURLConnection connection = (java.net.HttpURLConnection) new URL(DOMAIN + endpoint).openConnection();
    connection.setDoOutput(true);
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Accept-Charset", "UTF-8");
    connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
    connection.connect();/*from  w  ww.  j a  va 2  s . co m*/
    BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(connection.getOutputStream()));
    if (session != null) {
        writer.write("userID=");
        writer.write(session.getUser().getUserID() + "&sessionID=");
        writer.write(session.getSessionID());
    }
    if (keys != null && keys.length > 0) {
        if (session != null) {
            writer.write('&');
        }
        // write first row
        writer.write(keys[0]);
        writer.write('=');
        writer.write(URLEncoder.encode(values[0], "UTF-8"));
        for (int i = 1; i < keys.length; i++) {
            writer.write('&');
            writer.write(keys[i]);
            writer.write('=');
            writer.write(URLEncoder.encode(values[i], "UTF-8"));
        }
    }
    writer.close();
    return connection;
}

---

From source file:common.net.volley.toolbox.HurlStack.java

private static void addBodyIfExists(HttpURLConnection connection, Request<?> request)
        throws IOException, AuthFailureError {

    // before preConnect

    byte[] body = request.getBody();
    if (body != null) {
        stethoManager.preConnect(connection, new ByteArrayRequestEntity(request.getBody()));

        connection.setDoOutput(true);
        connection.addRequestProperty(HEADER_CONTENT_TYPE, request.getBodyContentType());

        DataOutputStream out = new DataOutputStream(connection.getOutputStream());
        out.write(body);// w  ww . j a v a  2  s  . co  m
        out.close();

    }
}

---

From source file:com.wx.kernel.util.HttpKit.java

private static HttpURLConnection getHttpConnection(String url, String method, Map<String, String> headers)
        throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {
    URL _url = new URL(url);
    HttpURLConnection conn = (HttpURLConnection) _url.openConnection();
    if (conn instanceof HttpsURLConnection) {
        ((HttpsURLConnection) conn).setSSLSocketFactory(sslSocketFactory);
        ((HttpsURLConnection) conn).setHostnameVerifier(trustAnyHostnameVerifier);
    }/*  www . ja v  a 2s  .c  o  m*/

    conn.setRequestMethod(method);
    conn.setDoOutput(true);
    conn.setDoInput(true);

    conn.setConnectTimeout(19000);
    conn.setReadTimeout(19000);

    conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
    conn.setRequestProperty("User-Agent",
            "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.146 Safari/537.36");

    if (headers != null && !headers.isEmpty())
        for (Entry<String, String> entry : headers.entrySet())
            conn.setRequestProperty(entry.getKey(), entry.getValue());

    return conn;
}

---

From source file:com.webarch.common.net.http.HttpService.java

/**
 * ?url//from  ww w  .j av a2 s . c  o  m
 *
 * @param inputStream ?
 * @param fileName    ??
 * @param fileType    
 * @param contentType 
 * @param identity    
 * @return 
 */
public static String uploadMediaFile(String requestUrl, FileInputStream inputStream, String fileName,
        String fileType, String contentType, String identity) {
    String lineEnd = System.getProperty("line.separator");
    String twoHyphens = "--";
    String boundary = "*****";
    String result = null;
    try {
        //?
        URL submit = new URL(requestUrl);
        HttpURLConnection conn = (HttpURLConnection) submit.openConnection();
        //
        conn.setDoInput(true);
        conn.setDoOutput(true);
        conn.setUseCaches(false);
        //?
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.setRequestProperty("Charset", DEFAULT_CHARSET);
        conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + boundary);
        //??
        DataOutputStream dos = new DataOutputStream(conn.getOutputStream());
        dos.writeBytes(twoHyphens + boundary + lineEnd);
        dos.writeBytes("Content-Disposition: form-data; name=\"file\";filename=\"" + fileName
                + ";Content-Type=\"" + contentType + lineEnd);
        dos.writeBytes(lineEnd);

        byte[] buffer = new byte[8192]; // 8k
        int count = 0;
        while ((count = inputStream.read(buffer)) != -1) {
            dos.write(buffer, 0, count);
        }
        inputStream.close(); //?
        dos.writeBytes(lineEnd);
        dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
        dos.flush();

        InputStream is = conn.getInputStream();
        InputStreamReader isr = new InputStreamReader(is, DEFAULT_CHARSET);
        BufferedReader br = new BufferedReader(isr);
        result = br.readLine();
        dos.close();
        is.close();
    } catch (IOException e) {
        logger.error("", e);
    }
    return result;
}

---

From source file:LNISmokeTest.java

/**
 * Implement WebDAV PUT http request./*from w  w w . java  2s.c  om*/
 * 
 * This might be simpler with a real HTTP client library, but
 * java.net.HttpURLConnection is part of the standard SDK and it
 * demonstrates the concepts.
 * 
 * @param lni the lni
 * @param collHandle the coll handle
 * @param packager the packager
 * @param source the source
 * @param endpoint the endpoint
 * 
 * @throws RemoteException the remote exception
 * @throws ProtocolException the protocol exception
 * @throws IOException Signals that an I/O exception has occurred.
 * @throws FileNotFoundException the file not found exception
 */
private static void doPut(LNISoapServlet lni, String collHandle, String packager, String source,
        String endpoint)
        throws java.rmi.RemoteException, ProtocolException, IOException, FileNotFoundException {
    // assemble URL from chopped endpoint-URL and relative URI
    String collURI = doLookup(lni, collHandle, null);
    URL url = LNIClientUtils.makeDAVURL(endpoint, collURI, packager);
    System.err.println("DEBUG: PUT file=" + source + " to URL=" + url.toString());

    // connect with PUT method, then copy file over.
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("PUT");
    conn.setDoOutput(true);
    fixBasicAuth(url, conn);
    conn.connect();

    InputStream in = null;
    OutputStream out = null;
    try {
        in = new FileInputStream(source);
        out = conn.getOutputStream();
        copyStream(in, out);
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                log.error("Unable to close input stream", e);
            }
        }

        if (out != null) {
            try {
                out.close();
            } catch (IOException e) {
                log.error("Unable to close output stream", e);
            }
        }
    }

    int status = conn.getResponseCode();
    if (status < 200 || status >= 300) {
        die(status, "HTTP error, status=" + String.valueOf(status) + ", message=" + conn.getResponseMessage());
    }

    // diagnostics, and get resulting new item's location if avail.
    System.err.println("DEBUG: sent " + source);
    System.err.println(
            "RESULT: Status=" + String.valueOf(conn.getResponseCode()) + " " + conn.getResponseMessage());
    String loc = conn.getHeaderField("Location");
    System.err.println("RESULT: Location=" + ((loc == null) ? "NULL!" : loc));
}

---

From source file:com.fluidops.iwb.luxid.LuxidExtractor.java

public static String useLuxidWS(String input, String token, String outputFormat, String annotationPlan)
        throws Exception {
    String s = "<SOAP-ENV:Envelope xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:xsd="
            + "\"http://www.w3.org/2001/XMLSchema\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"> "
            + "<SOAP-ENV:Body> <ns1:annotateString xmlns:ns1=\"http://luxid.temis.com/ws/types\"> "
            + "<ns1:sessionKey>" + token + "</ns1:sessionKey> <ns1:plan>" + annotationPlan
            + "</ns1:plan> <ns1:data>";

    s += input;// "This is a great providing test";

    s += "</ns1:data> <ns1:consumer>" + outputFormat + "</ns1:consumer> </ns1:annotateString> </SOAP-ENV:Body> "
            + "</SOAP-ENV:Envelope>";

    URL url = new URL("http://193.104.205.28//LuxidWS/services/Annotation");

    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("POST");
    conn.setDoOutput(true);

    conn.getOutputStream().write(s.getBytes());

    StringBuilder res = new StringBuilder();

    if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
        InputStream stream = conn.getInputStream();

        InputStreamReader read = new InputStreamReader(stream);
        BufferedReader rd = new BufferedReader(read);

        String line = "";

        StringEscapeUtils.escapeHtml("");
        while ((line = rd.readLine()) != null) {
            res.append(line);//www.j  a  v a 2 s .c o m
        }
        rd.close();
    }
    //      res = URLDecoder.decode(res, "UTF-8");
    return StringEscapeUtils.unescapeHtml(res.toString().replace("&amp;lt", "<"));
}

---

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