Example usage for java.net HttpURLConnection getOutputStream

Introduction

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

Prototype

public OutputStream getOutputStream() throws IOException 

Source Link

Document

Returns an output stream that writes to this connection.

Usage

From source file:com.example.admin.processingboilerplate.JsonIO.java

public static JSONObject pushJson(String requestURL, String jsonDataName, JSONObject json) {
    try {//  www.  ja va  2  s . com
        String boundary = "===" + System.currentTimeMillis() + "===";

        URL url = new URL(requestURL);
        //HttpURLConnection con = (HttpURLConnection) url.openConnection();
        URLConnection uc = (url).openConnection();
        HttpURLConnection con = requestURL.startsWith("https") ? (HttpsURLConnection) uc
                : (HttpURLConnection) uc;
        con.setUseCaches(false);
        con.setDoOutput(true);
        con.setDoInput(true);
        con.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);
        con.setRequestProperty("User-Agent", USER_AGENT);
        OutputStream outputStream = con.getOutputStream();
        PrintWriter writer = new PrintWriter(new OutputStreamWriter(outputStream, charset), true);

        writer.append("--" + boundary).append(CRLF);
        writer.append("Content-Disposition: form-data; name=\"" + "data" + "\"").append(CRLF);
        writer.append("Content-Type: text/plain; charset=" + charset).append(CRLF);
        writer.append(CRLF);
        writer.append(json.toString()).append(CRLF);
        writer.flush();

        writer.append(CRLF).flush();
        writer.append("--" + boundary + "--").append(CRLF);
        writer.close();
        int status = con.getResponseCode();
        if (status == HttpURLConnection.HTTP_OK) {
            StringBuilder sb = load(con);
            try {
                json = new JSONObject(sb.toString());
                return json;
            } catch (JSONException e) {
                Log.e("loadJson", e.getMessage(), e);
                e.printStackTrace();
                return new JSONObject();
            }
        } else {
            throw new IOException("Server returned non-OK status: " + status);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return new JSONObject();
}

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From source file:Main.IrcBot.java

public static void postRequest(String pasteCode, PrintWriter out) {
    try {/*from  ww  w. j  a va  2  s  .c om*/
        String url = "http://pastebin.com/raw.php?i=" + pasteCode;
        URL obj = new URL(url);
        HttpURLConnection con = (HttpURLConnection) obj.openConnection();

        //add reuqest header
        con.setRequestMethod("POST");
        con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

        String urlParameters = "";

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        System.out.println("\nSending 'POST' request to URL : " + url);
        System.out.println("Post parameters : " + urlParameters);
        System.out.println("Response Code : " + responseCode);

        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String inputLine;
        StringBuffer response = new StringBuffer();

        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine + "\n");
        }
        in.close();

        //print result
        System.out.println(response.toString());

        if (response.length() > 0) {
            IrcBot.postGit(response.toString(), out);
        } else {
            out.println("PRIVMSG #learnprogramming :The PasteBin URL is not valid.");
        }
    } catch (Exception p) {

    }
}

---

From source file:jfutbol.com.jfutbol.GcmSender.java

public static void SendNotification(int userId, int notificationCounter) {
    String msg[] = new String[2];

    if (notificationCounter > 1)
        msg = new String[] { "Tienes " + notificationCounter + " nuevas notificaciones.", "/topics/" + userId };
    else//from w  w  w.  j  a v  a  2s.co m
        msg = new String[] { "Tienes " + notificationCounter + " nueva notificacion.", "/topics/" + userId };

    if (msg.length < 1 || msg.length > 2 || msg[0] == null) {
        System.err.println("usage: ./gradlew run -Pmsg=\"MESSAGE\" [-Pto=\"DEVICE_TOKEN\"]");
        System.err.println("");
        System.err.println(
                "Specify a test message to broadcast via GCM. If a device's GCM registration token is\n"
                        + "specified, the message will only be sent to that device. Otherwise, the message \n"
                        + "will be sent to all devices subscribed to the \"global\" topic.");
        System.err.println("");
        System.err.println(
                "Example (Broadcast):\n" + "On Windows:   .\\gradlew.bat run -Pmsg=\"<Your_Message>\"\n"
                        + "On Linux/Mac: ./gradlew run -Pmsg=\"<Your_Message>\"");
        System.err.println("");
        System.err.println("Example (Unicast):\n"
                + "On Windows:   .\\gradlew.bat run -Pmsg=\"<Your_Message>\" -Pto=\"<Your_Token>\"\n"
                + "On Linux/Mac: ./gradlew run -Pmsg=\"<Your_Message>\" -Pto=\"<Your_Token>\"");
        System.exit(1);
    }
    try {
        // Prepare JSON containing the GCM message content. What to send and
        // where to send.
        JSONObject jGcmData = new JSONObject();
        JSONObject jData = new JSONObject();
        jData.put("message", msg[0].trim());
        // Where to send GCM message.
        if (msg.length > 1 && msg[1] != null) {
            jGcmData.put("to", msg[1].trim());
        } else {
            jGcmData.put("to", "/topics/global");
        }
        // What to send in GCM message.
        jGcmData.put("data", jData);

        // Create connection to send GCM Message request.
        URL url = new URL("https://android.googleapis.com/gcm/send");
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestProperty("Authorization", "key=" + API_KEY);
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);

        // Send GCM message content.
        OutputStream outputStream = conn.getOutputStream();
        outputStream.write(jGcmData.toString().getBytes());

        // Read GCM response.
        InputStream inputStream = conn.getInputStream();
        String resp = IOUtils.toString(inputStream);
        updateNotificationAsSent(userId);
        System.out.println(resp);
        System.out.println("Check your device/emulator for notification or logcat for "
                + "confirmation of the receipt of the GCM message.");
    } catch (IOException e) {
        System.out.println("Unable to send GCM message.");
        System.out.println("Please ensure that API_KEY has been replaced by the server "
                + "API key, and that the device's registration token is correct (if specified).");

        log.error(e.getMessage());
        e.printStackTrace();
    }

}

---

From source file:Main.java

private static void post(String endpoint, Map<String, String> params) throws IOException {

    URL url;//w  w w .  j a v  a 2s  .  com
    try {
        url = new URL(endpoint);
    } catch (MalformedURLException e) {
        throw new IllegalArgumentException("invalid url: " + endpoint);
    }
    StringBuilder bodyBuilder = new StringBuilder();
    Iterator<Map.Entry<String, String>> iterator = params.entrySet().iterator();
    // constructs the POST body using the parameters
    while (iterator.hasNext()) {
        Map.Entry<String, String> param = iterator.next();
        bodyBuilder.append(param.getKey()).append('=').append(param.getValue());
        if (iterator.hasNext()) {
            bodyBuilder.append('&');
        }
    }
    String body = bodyBuilder.toString();
    Log.v(TAG, "Posting '" + body + "' to " + url);
    byte[] bytes = body.getBytes();
    HttpURLConnection conn = null;
    try {
        Log.e("URL", "> " + url);
        conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setUseCaches(false);
        conn.setFixedLengthStreamingMode(bytes.length);
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
        // post the request
        OutputStream out = conn.getOutputStream();
        out.write(bytes);
        out.close();
        // handle the response
        int status = conn.getResponseCode();
        if (status != 200) {
            throw new IOException("Post failed with error code " + status);
        }
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

---

From source file:neal.http.impl.httpstack.HurlStack.java

private static void addBodyIfExists(HttpURLConnection connection, Request<?> request)
        throws IOException, HttpErrorCollection.AuthFailureError {
    byte[] body = request.getBody();
    if (body != null) {
        connection.setDoOutput(true);/*from   w ww  .  ja v a  2  s . c om*/
        connection.addRequestProperty(HEADER_CONTENT_TYPE, request.getBodyContentType());
        DataOutputStream out = new DataOutputStream(connection.getOutputStream());
        out.write(body);
        out.close();
    }
}

---

From source file:com.android.volley.toolbox.HurlStack.java

private static void addBodyIfExists(HttpURLConnection connection, Request<?> request)
        throws IOException, AuthFailureError {
    byte[] body = request.getBody();
    if (body != null) {
        connection.setDoOutput(true);//from w w  w .j  a va 2s  .  co  m
        connection.addRequestProperty(HEADER_CONTENT_TYPE, request.getBodyContentType());
        DataOutputStream out = new DataOutputStream(connection.getOutputStream());
        out.write(body);
        out.close();
    }
}

---

From source file:com.surfs.storage.common.util.HttpUtils.java

public static String invokeHttpForGet(String path, String... agrs) throws IOException {
    URL url = new URL(path);
    LogFactory.info("rest url:" + url.toString());
    HttpURLConnection con = null;
    try {/*  ww  w  .j ava2s.c  om*/
        con = (HttpURLConnection) url.openConnection();
        con.setRequestMethod("GET");
        con.setConnectTimeout(10000);
        con.setReadTimeout(1000 * 60 * 30);
        con.setDoOutput(true);
        con.setDoInput(true);
        con.setUseCaches(false);

        for (String string : agrs) {
            con.setRequestProperty("Content-type", "application/json");
            con.setRequestMethod("POST");
            OutputStream out = con.getOutputStream();
            out.write(string.getBytes("UTF-8"));
        }

        if (con.getResponseCode() != 200)
            throw new ConnectException(con.getResponseMessage());

        InputStream is = con.getInputStream();

        return readResponse(is);

    } catch (IOException e) {
        throw e;
    } finally {
        if (con != null) {
            con.disconnect();
        }
    }
}

---

From source file:controllers.base.Application.java

public static Result login(String redirectTo, boolean isGuest) {
    if (isGuest) {
        createWebSession();//  ww w.jav  a  2s.  c  o  m
    } else {
        String token = request().body().asFormUrlEncoded().get("token")[0];
        String apiKey = Play.application().configuration().getString("rpx.apiKey");
        String data;
        String response = null;
        try {
            data = String.format("token=%s&apiKey=%s&format=json", URLEncoder.encode(token, "UTF-8"),
                    URLEncoder.encode(apiKey, "UTF-8"));
            URL url = new URL("https://rpxnow.com/api/v2/auth_info");
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            conn.setRequestMethod("POST");
            conn.setDoOutput(true);
            conn.connect();
            OutputStreamWriter osw = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");
            osw.write(data);
            osw.close();
            response = IOUtils.toString(conn.getInputStream());
        } catch (IOException e) {
            throw new IllegalArgumentException(e);
        }

        JsonNode profile = Json.parse(response).path("profile");
        String identifier = profile.path("identifier").asText();

        WebUser user = WebUser.find.where().like("providerId", identifier).findUnique();

        if (user == null) {
            user = new WebUser().setProviderId(identifier).setProfile(Json.stringify(profile));
            user.save();
        }

        createWebSession(user);
    }

    return postLoginRedirect(redirectTo);
}

---

From source file:com.murrayc.galaxyzoo.app.provider.client.ZooniverseClient.java

private static void writeParamsToHttpPost(final HttpURLConnection conn,
        final List<NameValuePair> nameValuePairs) throws IOException {
    OutputStream out = null;//  w  ww. j a v  a2 s .  com
    try {
        out = conn.getOutputStream();

        BufferedWriter writer = null;
        try {
            writer = new BufferedWriter(new OutputStreamWriter(out, Utils.STRING_ENCODING));
            writer.write(getPostDataBytes(nameValuePairs));
            writer.flush();
        } finally {
            if (writer != null) {
                writer.close();
            }
        }
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (final IOException e) {
                Log.error("writeParamsToHttpPost(): Exception while closing out", e);
            }
        }
    }
}

---

From source file:RemoteDeviceDiscovery.java

public static void postDevice(RemoteDevice d) throws Exception {
    String url = "http://bluetoothdatabase.com/datacollection/";
    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();

    //add reuqest header
    con.setRequestMethod("POST");
    con.setRequestProperty("User-Agent", "blucat");
    con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

    String urlParameters = deviceJson(d);

    // Send post request
    con.setDoOutput(true);/*from w  ww  .ja v a  2s  .c  o m*/
    DataOutputStream wr = new DataOutputStream(con.getOutputStream());
    wr.writeBytes(urlParameters);
    wr.flush();
    wr.close();

    int responseCode = con.getResponseCode();

    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    String inputLine;
    StringBuffer response = new StringBuffer();

    while ((inputLine = in.readLine()) != null) {
        response.append(inputLine);
    }
    in.close();
}

---

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