Example usage for java.net HttpURLConnection setRequestMethod

List of usage examples for java.net HttpURLConnection setRequestMethod

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Introduction

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

Prototype

public void setRequestMethod(String method) throws ProtocolException

Source Link

Document

Set the method for the URL request, one of:
  • GET
  • POST
  • HEAD
  • OPTIONS
  • PUT
  • DELETE
  • TRACE
are legal, subject to protocol restrictions.

Usage

From source file:com.meetingninja.csse.database.NotesDatabaseAdapter.java

public static String createNote(Note n) throws Exception {
    // Server URL setup
    String _url = getBaseUri().build().toString();

    // Establish connection
    URL url = new URL(_url);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    // add request header
    conn.setRequestMethod(IRequest.POST);
    //addRequestHeader(conn, true);

    // prepare POST payload
    ByteArrayOutputStream json = new ByteArrayOutputStream();
    // this type of print stream allows us to get a string easily
    PrintStream ps = new PrintStream(json);
    // Create a generator to build the JSON string
    JsonGenerator jgen = JFACTORY.createGenerator(ps, JsonEncoding.UTF8);

    // Build JSON Object
    jgen.writeStartObject();// w w  w . ja va  2 s. c o  m
    jgen.writeStringField(Keys.Note.CREATED_BY, n.getCreatedBy());
    jgen.writeStringField(Keys.Note.TITLE, n.getTitle());
    jgen.writeStringField(Keys.Note.DESC, n.getDescription());
    jgen.writeStringField(Keys.Note.CONTENT, n.getContent());
    jgen.writeStringField(Keys.Note.UPDATED, n.getDateCreated());
    jgen.writeEndObject();
    jgen.close();

    // Get JSON Object payload from print stream
    String payload = json.toString("UTF8");
    Log.d("CREATENOTE_payload", payload);
    ps.close();

    // Send payload
    int responseCode = sendPostPayload(conn, payload);
    String response = getServerResponse(conn);
    Log.d("CREATENOTE_response", response);

    String ID = "";
    if (!response.isEmpty()) {
        JsonNode tree = MAPPER.readTree(response);
        if (!tree.has(Keys.Note.ID))
            ID = "-1";
        else
            ID = tree.get(Keys.Note.ID).asText();
    }

    conn.disconnect();
    return ID;
}

From source file:Main.java

public static String upLoad(File file, String RequestURL) {
    String BOUNDER = UUID.randomUUID().toString();
    String PREFIX = "--";
    String END = "/r/n";

    try {/*from  w  ww .ja v a2  s . co m*/
        URL url = new URL(RequestURL);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setReadTimeout(TIME_OUT);
        connection.setDoInput(true);
        connection.setDoOutput(true);
        connection.setUseCaches(false);
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Charset", CHARSET);
        connection.setRequestProperty("Connection", "Keep-Alive");
        connection.setRequestProperty("Cotent-Type", CONTENT_TYPE + ";boundary=" + BOUNDER);

        if (file != null) {
            OutputStream outputStream = connection.getOutputStream();

            DataOutputStream dataOutputStream = new DataOutputStream(outputStream);
            StringBuffer sb = new StringBuffer();
            sb.append(PREFIX);
            sb.append(BOUNDER + END);
            dataOutputStream.write(sb.toString().getBytes());
            InputStream in = new FileInputStream(file);
            byte[] b = new byte[1024];
            int l = 0;
            while ((l = in.read()) != -1) {
                outputStream.write(b, 0, l);
            }
            in.close();
            dataOutputStream.write(END.getBytes());
            dataOutputStream.write((PREFIX + BOUNDER + PREFIX + END).getBytes());
            dataOutputStream.flush();

            int i = connection.getResponseCode();
            if (i == 200) {
                return SUCCESS;
            }
        }

    } catch (IOException e) {
        e.printStackTrace();
    }
    return FALIURE;

}

From source file:core.Utility.java

public static ArrayList<String> getWikiText(String _word) throws MalformedURLException, IOException {
    ArrayList<String> _list = new ArrayList();
    try {// www . j  a v a 2 s  .  com

        URL url = new URL("http://en.wiktionary.org/w/api.php" + "?action=parse" + "&prop=wikitext" + "&page="
                + _word + "&format=xmlfm");

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Accept", "application/json");

        if (conn.getResponseCode() != 200) {
            throw new RuntimeException("Failed : HTTP error code : " + conn.getResponseCode());
        }

        BufferedReader br = new BufferedReader(new InputStreamReader((conn.getInputStream())));

        String output, wikiText = "";
        while ((output = br.readLine()) != null) {
            wikiText += output + "\n";
        }

        conn.disconnect();

    } catch (MalformedURLException e) {
        throw e;
    } catch (IOException e) {
        throw e;
    }
    return _list;
}

From source file:com.meetingninja.csse.database.MeetingDatabaseAdapter.java

public static Meeting createMeeting(String userID, Meeting m) throws IOException, MalformedURLException {
    // Server URL setup
    String _url = getBaseUri().appendPath(userID).build().toString();

    // establish connection
    URL url = new URL(_url);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    conn.setRequestMethod("POST");
    addRequestHeader(conn, true);/*from   w w  w  .j ava 2s  .co  m*/

    // prepare POST payload
    ByteArrayOutputStream json = new ByteArrayOutputStream();
    // this type of print stream allows us to get a string easily
    PrintStream ps = new PrintStream(json);
    // Create a generator to build the JSON string
    JsonGenerator jgen = JFACTORY.createGenerator(ps, JsonEncoding.UTF8);

    // Build JSON Object
    jgen.writeStartObject();
    jgen.writeStringField(Keys.User.ID, userID);
    jgen.writeStringField(Keys.Meeting.TITLE, m.getTitle());
    jgen.writeStringField(Keys.Meeting.LOCATION, m.getLocation());
    jgen.writeStringField(Keys.Meeting.DATETIME, m.getStartTime());
    jgen.writeStringField(Keys.Meeting.OTHEREND, m.getEndTime());
    jgen.writeStringField(Keys.Meeting.DESC, m.getDescription());
    jgen.writeArrayFieldStart(Keys.Meeting.ATTEND);
    // TODO: Add attendees to meeting
    // for (String attendee : m.getAttendance()) {
    // if (attendee.isAttending()) {
    jgen.writeStartObject();
    jgen.writeStringField(Keys.User.ID, userID);
    jgen.writeEndObject();
    // }
    // }
    jgen.writeEndArray();
    jgen.writeEndObject();
    jgen.close();

    // Get JSON Object payload from print stream
    String payload = json.toString("UTF8");
    ps.close();

    // send payload
    int responseCode = sendPostPayload(conn, payload);
    String response = getServerResponse(conn);

    // prepare to get the id of the created Meeting
    JsonNode responseMap;
    m.setID(404);
    Meeting created = new Meeting(m);
    /*
     * result should get valid={"meetingID":"##"}
     */
    //      String result = new String();
    if (!response.isEmpty()) {
        responseMap = MAPPER.readTree(response);
        if (responseMap.has(Keys.Meeting.ID))
            created.setID(responseMap.get(Keys.Meeting.ID).asText());
    }

    //      if (!result.equalsIgnoreCase("invalid"))
    //         created.setID(result);

    conn.disconnect();
    return created;
}

From source file:com.gmt2001.HttpRequest.java

public static HttpResponse getData(RequestType type, String url, String post, HashMap<String, String> headers) {
    Thread.setDefaultUncaughtExceptionHandler(com.gmt2001.UncaughtExceptionHandler.instance());

    HttpResponse r = new HttpResponse();

    r.type = type;/*  w  w w  .j a  v  a 2  s . c  o m*/
    r.url = url;
    r.post = post;
    r.headers = headers;

    try {
        URL u = new URL(url);

        HttpURLConnection h = (HttpURLConnection) u.openConnection();

        for (Entry<String, String> e : headers.entrySet()) {
            h.addRequestProperty(e.getKey(), e.getValue());
        }

        h.setRequestMethod(type.name());
        h.setUseCaches(false);
        h.setDefaultUseCaches(false);
        h.setConnectTimeout(timeout);
        h.setRequestProperty("User-Agent",
                "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.52 Safari/537.36 PhantomBotJ/2015");
        if (!post.isEmpty()) {
            h.setDoOutput(true);
        }

        h.connect();

        if (!post.isEmpty()) {
            BufferedOutputStream stream = new BufferedOutputStream(h.getOutputStream());
            stream.write(post.getBytes());
            stream.flush();
            stream.close();
        }

        if (h.getResponseCode() < 400) {
            r.content = IOUtils.toString(new BufferedInputStream(h.getInputStream()), h.getContentEncoding());
            r.httpCode = h.getResponseCode();
            r.success = true;
        } else {
            r.content = IOUtils.toString(new BufferedInputStream(h.getErrorStream()), h.getContentEncoding());
            r.httpCode = h.getResponseCode();
            r.success = false;
        }
    } catch (IOException ex) {
        r.success = false;
        r.httpCode = 0;
        r.exception = ex.getMessage();

        com.gmt2001.Console.err.printStackTrace(ex);
    }

    return r;
}

From source file:Main.java

public static String openUrl(String url, String method, Bundle params) {
    if (method.equals("GET")) {
        url = url + "?" + encodeUrl(params);
    }/*from w  w w  .  j  a v  a2  s .co  m*/
    String response = "";
    try {
        Log.d(LOG_TAG, method + " URL: " + url);
        HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
        conn.setRequestProperty("User-Agent",
                System.getProperties().getProperty("http.agent") + " RenrenAndroidSDK");
        if (!method.equals("GET")) {
            conn.setRequestMethod("POST");
            conn.setDoOutput(true);
            conn.getOutputStream().write(encodeUrl(params).getBytes("UTF-8"));
        }

        response = read(conn.getInputStream());
    } catch (Exception e) {
        Log.e(LOG_TAG, e.getMessage());
        throw new RuntimeException(e.getMessage(), e);
    }
    return response;
}

From source file:com.meetingninja.csse.database.TaskDatabaseAdapter.java

public static Boolean deleteTask(String taskID) throws IOException {
    String _url = getBaseUri().appendPath(taskID).build().toString();
    URL url = new URL(_url);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    // add request header
    conn.setRequestMethod(IRequest.DELETE);
    addRequestHeader(conn, false);/*from  www.  j a v a2 s  . c om*/
    int responseCode = conn.getResponseCode();
    String response = getServerResponse(conn);

    boolean result = false;
    JsonNode tree = MAPPER.readTree(response);
    if (!response.isEmpty()) {
        if (!tree.has(Keys.DELETED)) {
            result = true;
        } else {
            logError(TAG, tree);
        }
    }

    conn.disconnect();
    return result;

}

From source file:ca.xecure.easychip.CommonUtilities.java

public static void http_post(String endpoint, Map<String, String> params) throws IOException {
    URL url;//from w  w  w  .jav a 2  s  .  co m
    try {
        url = new URL(endpoint);
    } catch (MalformedURLException e) {
        throw new IllegalArgumentException("invalid url: " + endpoint);
    }

    String body = JSONValue.toJSONString(params);
    Log.v(LOG_TAG, "Posting '" + body + "' to " + url);

    byte[] bytes = body.getBytes();
    HttpURLConnection conn = null;
    try {
        conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setUseCaches(false);
        conn.setFixedLengthStreamingMode(bytes.length);
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/json");

        OutputStream out = conn.getOutputStream();
        out.write(bytes);
        out.close();

        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:com.adr.raspberryleds.HTTPUtils.java

public static JSONObject execPOST(String address, JSONObject params) throws IOException {

    BufferedReader readerin = null;
    Writer writerout = null;//from   w w  w. j av  a  2 s  . c  o m

    try {
        URL url = new URL(address);
        String query = params.toString();

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setReadTimeout(10000 /* milliseconds */);
        connection.setConnectTimeout(15000 /* milliseconds */);
        connection.setRequestMethod("POST");
        connection.setAllowUserInteraction(false);

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

        connection.addRequestProperty("Content-Type", "application/json,encoding=UTF-8");
        connection.addRequestProperty("Content-length", String.valueOf(query.length()));

        writerout = new OutputStreamWriter(connection.getOutputStream(), "UTF-8");
        writerout.write(query);
        writerout.flush();

        writerout.close();
        writerout = null;

        int responsecode = connection.getResponseCode();
        if (responsecode == HttpURLConnection.HTTP_OK) {
            StringBuilder text = new StringBuilder();

            readerin = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
            String line = null;
            while ((line = readerin.readLine()) != null) {
                text.append(line);
                text.append(System.getProperty("line.separator"));
            }

            JSONObject result = new JSONObject(text.toString());

            if (result.has("exception")) {
                throw new IOException(
                        MessageFormat.format("Remote exception: {0}.", result.getString("exception")));
            } else {
                return result;
            }
        } else {
            throw new IOException(MessageFormat.format("HTTP response error: {0}. {1}",
                    Integer.toString(responsecode), connection.getResponseMessage()));
        }
    } catch (JSONException ex) {
        throw new IOException(MessageFormat.format("Parse exception: {0}.", ex.getMessage()));
    } finally {
        if (writerout != null) {
            writerout.close();
            writerout = null;
        }
        if (readerin != null) {
            readerin.close();
            readerin = null;
        }
    }
}

From source file:Main.java

private static HttpURLConnection initHttpURLConn(String requestURL)
        throws MalformedURLException, IOException, ProtocolException {
    URL url = new URL(requestURL);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setConnectTimeout(TIME_OUT);
    connection.setReadTimeout(TIME_OUT);
    connection.setDoInput(true);//from   www . j  a  v a 2s . c  o  m
    connection.setDoOutput(true);
    connection.setUseCaches(false);
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Charset", CHARSET);
    connection.setRequestProperty("connection", "keep-alive");
    return connection;
}