Example usage for java.net HttpURLConnection HTTP

Introduction

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

Prototype

int HTTP_OK

To view the source code for java.net HttpURLConnection HTTP_OK.

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Document

HTTP Status-Code 200: OK.

Usage

From source file:com.photon.phresco.nativeapp.eshop.net.NetworkManager.java

public static boolean checkHttpsURLStatus(final String url) {
    boolean https_StatusFlag = false;
    System.out.println("Entered in checkHttpsURLStatus >>>>>>>>>>>>>>>");

    URL httpsurl;//from  w  w  w.ja v  a2 s. com
    try {

        // Create a context that doesn't check certificates.
        SSLContext ssl_ctx = SSLContext.getInstance("TLS");
        TrustManager[] trust_mgr = get_trust_mgr();
        ssl_ctx.init(null, // key manager
                trust_mgr, // trust manager
                new SecureRandom()); // random number generator
        HttpsURLConnection.setDefaultSSLSocketFactory(ssl_ctx.getSocketFactory());
        System.out.println("Url =========" + url);
        httpsurl = new URL(url);

        HttpsURLConnection con = (HttpsURLConnection) httpsurl.openConnection();
        con.setHostnameVerifier(DO_NOT_VERIFY);
        int statusCode = con.getResponseCode();
        System.out.println("statusCode =========" + statusCode);

        if (statusCode == HttpURLConnection.HTTP_OK) {

            https_StatusFlag = true;

        }

    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    } catch (KeyManagementException e) {
        e.printStackTrace();
    }

    return https_StatusFlag;
}

From source file:org.peterbaldwin.vlcremote.sweep.Worker.java

@Override
public void run() {
    // Note: InetAddress#isReachable(int) always returns false for Windows
    // hosts because applications do not have permission to perform ICMP
    // echo requests.
    for (;;) {/*from w  w  w. j ava 2s .  c om*/
        byte[] ipAddress = mManager.pollIpAddress();
        if (ipAddress == null) {
            break;
        }
        try {
            InetAddress address = InetAddress.getByAddress(ipAddress);
            String hostAddress = address.getHostAddress();
            URL url = createUrl("http", hostAddress, mPort, mPath);
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setConnectTimeout(1000);
            try {
                int responseCode = connection.getResponseCode();
                String responseMessage = connection.getResponseMessage();
                InputStream inputStream = (responseCode == HttpURLConnection.HTTP_OK)
                        ? connection.getInputStream()
                        : connection.getErrorStream();
                if (inputStream != null) {
                    try {
                        int length = connection.getContentLength();
                        InputStreamEntity entity = new InputStreamEntity(inputStream, length);
                        entity.setContentType(connection.getContentType());

                        // Copy the entire response body into memory
                        // before the HTTP connection is closed:
                        String body = EntityUtils.toString(entity);

                        ProtocolVersion version = new ProtocolVersion("HTTP", 1, 1);
                        String hostname = address.getHostName();
                        StatusLine statusLine = new BasicStatusLine(version, responseCode, responseMessage);
                        HttpResponse response = new BasicHttpResponse(statusLine);
                        response.setHeader(HTTP.TARGET_HOST, hostname + ":" + mPort);
                        response.setEntity(new StringEntity(body));
                        mCallback.onReachable(ipAddress, response);
                    } finally {
                        inputStream.close();
                    }
                } else {
                    Log.w(TAG, "InputStream is null");
                }
            } finally {
                connection.disconnect();
            }
        } catch (IOException e) {
            mCallback.onUnreachable(ipAddress, e);
        }
    }
}

From source file:it.baywaylabs.jumpersumo.robot.ServerPolling.java

/**
 * This method is called when invoke <b>execute()</b>.<br />
 * Do not invoke manually. Use: new ServerPolling().execute(url1, url2, url3);
 *
 * @param sUrl List of Url that will be download.
 * @return null if all is going ok.//w  ww .  java  2  s . co  m
 */
@Override
protected String doInBackground(String... sUrl) {

    InputStream input = null;
    OutputStream output = null;
    File folder = new File(Constants.DIR_ROBOT);
    String baseName = FilenameUtils.getBaseName(sUrl[0]);
    String extension = FilenameUtils.getExtension(sUrl[0]);
    Log.d(TAG, "FileName: " + baseName + " - FileExt: " + extension);

    if (!folder.exists()) {
        folder.mkdir();
    }
    HttpURLConnection connection = null;
    if (!f.isUrl(sUrl[0]))
        return "Url malformed!";
    try {
        URL url = new URL(sUrl[0]);
        connection = (HttpURLConnection) url.openConnection();
        connection.connect();

        // expect HTTP 200 OK, so we don't mistakenly save error report
        // instead of the file
        if (!sUrl[0].endsWith(".csv") && connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
            return "Server returned HTTP " + connection.getResponseCode() + " "
                    + connection.getResponseMessage();
        }

        // this will be useful to display download percentage
        // might be -1: server did not report the length
        int fileLength = connection.getContentLength();

        // download the file
        input = connection.getInputStream();
        output = new FileOutputStream(folder.getAbsolutePath() + "/" + baseName + "." + extension);

        byte data[] = new byte[4096];
        long total = 0;
        int count;
        while ((count = input.read(data)) != -1) {
            // allow canceling with back button
            if (isCancelled()) {
                input.close();
                return null;
            }
            total += count;
            // publishing the progress....
            if (fileLength > 0) // only if total length is known
                publishProgress((int) (total * 100 / fileLength));
            output.write(data, 0, count);
        }
    } catch (Exception e) {
        Log.e(TAG, e.getMessage());
        return e.toString();
    } finally {
        try {
            if (output != null)
                output.close();
            if (input != null)
                input.close();
        } catch (IOException ignored) {
        }

        if (connection != null)
            connection.disconnect();
    }
    return null;
}

From source file:de.hybris.platform.marketplaceintegrationbackoffice.utils.MarketplaceintegrationbackofficeHttpUtilImpl.java

/**
 * Post data//  w  w  w  . j av  a 2  s  .c  o m
 *
 * @param url
 * @param data
 * @return boolean
 * @throws IOException
 */
@Override
public boolean post(final String url, final String data) throws IOException {
    httpURL = new URL(url);
    final HttpURLConnection conn = (HttpURLConnection) httpURL.openConnection();
    conn.setDoOutput(true);
    initConnection(conn);
    OutputStreamWriter writer = null;
    OutputStream outStream = null;
    try {
        outStream = conn.getOutputStream();
        writer = new OutputStreamWriter(outStream, "UTF-8");
        writer.write(data);
        writer.flush();
    } finally {
        if (outStream != null) {
            try {
                outStream.close();
            } catch (final IOException ex) {
                LOG.error(ex.getMessage(), ex);
            }
        }
        if (writer != null) {
            try {
                writer.close();
            } catch (final IOException ex) {
                LOG.error(ex.getMessage(), ex);
            }
        }
    }
    final int status = conn.getResponseCode();
    conn.disconnect();
    return status == HttpURLConnection.HTTP_OK;
}

From source file:com.github.dpsm.android.print.jackson.JacksonResultOperator.java

@Override
public Subscriber<? super Response> call(final Subscriber<? super T> subscriber) {
    return new Subscriber<Response>() {
        @Override//from  w  w w  .  jav a  2 s .c om
        public void onCompleted() {
            subscriber.onCompleted();
        }

        @Override
        public void onError(final Throwable e) {
            subscriber.onError(e);
        }

        @Override
        public void onNext(final Response response) {
            switch (response.getStatus()) {
            case HttpURLConnection.HTTP_OK:
                InputStreamReader reader = null;
                try {
                    reader = new InputStreamReader(response.getBody().in());
                    final ObjectNode rootNode = mMapper.readValue(reader, ObjectNode.class);
                    T result = mConstructor.newInstance(rootNode);
                    subscriber.onNext(result);
                } catch (Exception e) {
                    subscriber.onError(e);
                } finally {
                    if (reader != null) {
                        try {
                            reader.close();
                        } catch (IOException e) {
                            // Nothing to do here
                        }
                    }
                }
                break;
            default:
                break;
            }
        }
    };
}

From source file:cn.keke.travelmix.publictransport.JsonProxyRouter.java

public void handle(HttpExchange xchg) throws IOException {
    try {// ww w .  j  a v a  2 s .  co  m
        StringBuffer response = new StringBuffer(4096);
        String query = xchg.getRequestURI().getRawQuery();
        String callbackMethod = HttpClientHelper.parseQueryMap(query).get("callback");
        response.append(callbackMethod).append("(");
        LOG.info(query);
        if (StringUtils.isNotEmpty(query)) {
            RoutingJob job = createRoutingJob(query);
            if (job != null) {
                RoutingTask task = null;
                Header[] headers = convertRequestHeaders(xchg.getRequestHeaders());
                List<Future<String>> futures = new ArrayList<Future<String>>(Provider.values().length);
                while ((task = job.pop()) != null) {
                    task.setHeaders(headers);
                    task.setResponse(response);
                    futures.add(ExecutorUtils.THREAD_POOL.submit(task));
                }
                for (Future<String> future : futures) {
                    if (job.isHandled()) {
                        System.out.println("Finished: " + job);
                        break;
                    } else {
                        future.get();
                    }
                }
            }
        }
        response.append(");");
        xchg.getResponseHeaders().set("Content-Encoding", "gzip");
        xchg.sendResponseHeaders(HttpURLConnection.HTTP_OK, 0);
        GZIPOutputStream os = new GZIPOutputStream(xchg.getResponseBody());
        LOG.info(response.toString());
        os.write(response.toString().getBytes());
        os.finish();
        xchg.close();
    } catch (Exception e) {
        LOG.warn("Json Routing Request failed", e);
    }
}

From source file:com.reactivetechnologies.jaxrs.RestServerTest.java

static String sendPost(String url, String content) throws IOException {

    StringBuilder response = new StringBuilder();
    HttpURLConnection con = null;
    BufferedReader in = null;//from   ww  w.j  ava2s.co m
    try {
        URL obj = new URL(url);
        con = (HttpURLConnection) obj.openConnection();

        // optional default is GET
        con.setRequestMethod("POST");

        //add request header
        con.setRequestProperty("User-Agent", "Mozilla/5.0");
        con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

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

        int responseCode = con.getResponseCode();
        if (responseCode == HttpURLConnection.HTTP_OK) {
            in = new BufferedReader(new InputStreamReader(con.getInputStream()));
            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                response.append(inputLine);
            }
        } else {
            throw new IOException("Response Code: " + responseCode);
        }

        return response.toString();
    } catch (IOException e) {
        throw e;
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {

            }
        }
        if (con != null) {
            con.disconnect();
        }
    }

}

From source file:jetbrains.buildServer.commitPublisher.github.api.impl.GitHubApiImpl.java

public String readChangeStatus(@NotNull final String repoOwner, @NotNull final String repoName,
        @NotNull final String hash) throws IOException {
    final HttpGet post = new HttpGet(myUrls.getStatusUrl(repoOwner, repoName, hash));
    includeAuthentication(post);/*from   w  w  w. j  a v a2 s  .co m*/
    setDefaultHeaders(post);

    try {
        logRequest(post, null);

        final HttpResponse execute = myClient.execute(post);
        if (execute.getStatusLine().getStatusCode() != HttpURLConnection.HTTP_OK) {
            logFailedResponse(post, null, execute);
            throw new IOException("Failed to complete request to GitHub. Status: " + execute.getStatusLine());
        }
        return "TBD";
    } finally {
        post.abort();
    }
}

From source file:i5.las2peer.services.loadStoreGraphService.LoadStoreGraphService.java

/**
 * /*from  w  w  w . jav  a  2  s  .c om*/
 * getGraphList
 * 
 * 
 * @return HttpResponse
 * 
 */
@GET
@Path("/")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.TEXT_PLAIN)
@ApiResponses(value = { @ApiResponse(code = HttpURLConnection.HTTP_INTERNAL_ERROR, message = "internalError"),
        @ApiResponse(code = HttpURLConnection.HTTP_OK, message = "graphListAsJsonArray"),
        @ApiResponse(code = HttpURLConnection.HTTP_NOT_FOUND, message = "noGraphExists") })
@ApiOperation(value = "getGraphList", notes = "")
public HttpResponse getGraphList() {

    String result = "";
    String columnName = "";
    String selectquery = "";
    int columnCount = 0;
    Connection conn = null;
    PreparedStatement stmnt = null;
    ResultSet rs = null;
    ResultSetMetaData rsmd = null;
    JSONObject ro = null;
    JSONArray graphList = new JSONArray();
    try {
        // get connection from connection pool
        conn = dbm.getConnection();
        selectquery = "SELECT graphId, description FROM graphs;";
        // prepare statement
        stmnt = conn.prepareStatement(selectquery);

        // retrieve result set
        rs = stmnt.executeQuery();
        rsmd = (ResultSetMetaData) rs.getMetaData();
        columnCount = rsmd.getColumnCount();

        // process result set
        while (rs.next()) {
            ro = new JSONObject();
            for (int i = 1; i <= columnCount; i++) {
                result = rs.getString(i);
                columnName = rsmd.getColumnName(i);
                // setup resulting JSON Object
                ro.put(columnName, result);

            }
            graphList.add(ro);
        }
        if (graphList.isEmpty()) {
            String er = "No results";
            HttpResponse noGraphExists = new HttpResponse(er, HttpURLConnection.HTTP_NOT_FOUND);
            return noGraphExists;
        } else {
            // return HTTP Response on success
            HttpResponse graphListAsJsonArray = new HttpResponse(graphList.toJSONString(),
                    HttpURLConnection.HTTP_OK);
            return graphListAsJsonArray;
        }
    } catch (Exception e) {
        String er = "Internal error: " + e.getMessage();
        HttpResponse internalError = new HttpResponse(er, HttpURLConnection.HTTP_INTERNAL_ERROR);
        return internalError;
    } finally {
        // free resources
        if (rs != null) {
            try {
                rs.close();
            } catch (Exception e) {
                Context.logError(this, e.getMessage());
                String er = "Internal error: " + e.getMessage();
                HttpResponse internalError = new HttpResponse(er, HttpURLConnection.HTTP_INTERNAL_ERROR);
                return internalError;
            }
        }
        if (stmnt != null) {
            try {
                stmnt.close();
            } catch (Exception e) {
                Context.logError(this, e.getMessage());
                String er = "Internal error: " + e.getMessage();
                HttpResponse internalError = new HttpResponse(er, HttpURLConnection.HTTP_INTERNAL_ERROR);
                return internalError;
            }
        }
        if (conn != null) {
            try {
                conn.close();
            } catch (Exception e) {
                Context.logError(this, e.getMessage());
                String er = "Internal error: " + e.getMessage();
                HttpResponse internalError = new HttpResponse(er, HttpURLConnection.HTTP_INTERNAL_ERROR);
                return internalError;
            }
        }
    }

}

From source file:com.theisleoffavalon.mcmanager.mobile.RestClient.java

/**
 * Sends a JSONRPC request/*  ww  w .  ja  v a 2 s. c o  m*/
 * 
 * @param request
 *            The request to send
 * @return The response
 */
private JSONObject sendJSONRPC(JSONObject request) {
    JSONObject ret = null;

    try {
        HttpURLConnection conn = (HttpURLConnection) this.rootUrl.openConnection();
        conn.setRequestMethod("POST");
        conn.setChunkedStreamingMode(0);
        conn.setDoInput(true);
        conn.setDoOutput(true);
        OutputStreamWriter osw = new OutputStreamWriter(new BufferedOutputStream(conn.getOutputStream()));
        request.writeJSONString(osw);
        osw.close();

        if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
            InputStreamReader isr = new InputStreamReader(new BufferedInputStream(conn.getInputStream()));
            ret = (JSONObject) new JSONParser().parse(isr);
        } else {
            Log.e("RestClient", String.format("Got %d instead of %d for HTTP Response", conn.getResponseCode(),
                    HttpURLConnection.HTTP_OK));
            return null;
        }

    } catch (IOException e) {
        Log.e("RestClient", "Error in sendJSONRPC", e);
    } catch (ParseException e) {
        Log.e("RestClient", "Parse return data error", e);
    }
    return ret;
}

Example usage for java.net HttpURLConnection HTTP_OK

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Prototype

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Usage