Example usage for java.net URLConnection setDoOutput

Introduction

In this page you can find the example usage for java.net URLConnection 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:org.omegat.languagetools.LanguageToolNetworkBridge.java

/**
 * Try to talk with LT server and return result
 *//*ww  w  . j av  a  2 s  . c  o  m*/
static boolean testServer(String testUrl) {
    if (testUrl.trim().toLowerCase(Locale.ENGLISH).startsWith("https://languagetool.org/api/v2/check")) {
        // Blacklist the official LanguageTool public API specifically
        // because this is what users are most likely to try, but they ask
        // not to send automated requests:
        // http://wiki.languagetool.org/public-http-api
        return false;
    }
    try {
        URL url = new URL(testUrl);
        URLConnection conn = url.openConnection();
        conn.setDoOutput(true);
        try (OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream())) {
            // Supply a dummy disabled category to force the server to take
            // its configuration from this query only, not any server-side
            // config.
            writer.write(buildPostData(null, "en-US", null, "Test", "FOO", null, null));
            writer.flush();
        }
        checkHttpError(conn);
        try (InputStream in = conn.getInputStream()) {
            String response = IOUtils.toString(in, StandardCharsets.UTF_8);
            if (response.contains("<?xml")) {
                Log.logErrorRB("LT_WRONG_FORMAT_RESPONSE");
                return false;
            } else {
                return true;
            }
        }
    } catch (Exception e) {
        Log.log(e);
        return false;
    }
}

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From source file:org.wso2.carbon.connector.common.ConnectorIntegrationUtil.java

public static int sendRequestToRetriveHeaders(String addUrl, String query, String contentType)
        throws IOException, JSONException {

    String charset = "UTF-8";
    URLConnection connection = new URL(addUrl).openConnection();
    connection.setDoOutput(true);
    connection.setRequestProperty("Accept-Charset", charset);
    connection.setRequestProperty("Content-Type", contentType + ";charset=" + charset);

    OutputStream output = null;/*from   w  ww . j  a v  a 2s.  c  om*/
    try {
        output = connection.getOutputStream();
        output.write(query.getBytes(charset));
    } finally {
        if (output != null) {
            try {
                output.close();
            } catch (IOException logOrIgnore) {
                log.error("Error while closing the connection");
            }
        }
    }
    HttpURLConnection httpConn = (HttpURLConnection) connection;
    int responseCode = httpConn.getResponseCode();
    return responseCode;
}

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From source file:org.wso2.carbon.connector.common.ConnectorIntegrationUtil.java

public static int sendRequestToRetriveHeaders(String addUrl, String query) throws IOException, JSONException {

    String charset = "UTF-8";
    URLConnection connection = new URL(addUrl).openConnection();
    connection.setDoOutput(true);
    connection.setRequestProperty("Accept-Charset", charset);
    connection.setRequestProperty("Content-Type", "application/json;charset=" + charset);

    OutputStream output = null;//  w ww  . ja v a 2s . c o m
    try {
        output = connection.getOutputStream();
        output.write(query.getBytes(charset));
    } finally {
        if (output != null) {
            try {
                output.close();
            } catch (IOException logOrIgnore) {
                log.error("Error while closing the connection");
            }
        }
    }

    HttpURLConnection httpConn = (HttpURLConnection) connection;
    int responseCode = httpConn.getResponseCode();

    return responseCode;
}

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From source file:com.adrguides.utils.HTTPUtils.java

public static InputStream openAddress(Context context, URL url) throws IOException {
    if ("file".equals(url.getProtocol()) && url.getPath().startsWith("/android_asset/")) {
        return context.getAssets().open(url.getPath().substring(15)); // "/android_asset/".length() == 15
    } else {/* w ww .  j  av  a 2  s . c  o m*/
        URLConnection urlconn = url.openConnection();
        urlconn.setReadTimeout(10000 /* milliseconds */);
        urlconn.setConnectTimeout(15000 /* milliseconds */);
        urlconn.setAllowUserInteraction(false);
        urlconn.setDoInput(true);
        urlconn.setDoOutput(false);
        if (urlconn instanceof HttpURLConnection) {
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");
            int responsecode = connection.getResponseCode();
            if (responsecode != HttpURLConnection.HTTP_OK) {
                throw new IOException("Http response code returned:" + responsecode);
            }
        }
        return urlconn.getInputStream();
    }
}

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From source file:de.akquinet.android.androlog.reporter.PostReporter.java

/**
 * Executes the given request as a HTTP POST action.
 *
 * @param url// ww w. j  a v a 2  s .  c o  m
 *            the url
 * @param params
 *            the parameter
 * @return the response as a String.
 * @throws IOException
 *             if the server cannot be reached
 */
public static void post(URL url, String params) throws IOException {
    URLConnection conn = url.openConnection();
    if (conn instanceof HttpURLConnection) {
        ((HttpURLConnection) conn).setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/json");
    }
    OutputStreamWriter writer = null;
    try {
        conn.setDoOutput(true);
        writer = new OutputStreamWriter(conn.getOutputStream(), Charset.forName("UTF-8"));
        // write parameters
        writer.write(params);
        writer.flush();
    } finally {
        if (writer != null) {
            writer.close();
        }
    }
}

---

From source file:org.wso2.carbon.connector.common.ConnectorIntegrationUtil.java

public static OMElement sendXMLRequest(String addUrl, String query)
        throws MalformedURLException, IOException, XMLStreamException {

    String charset = "UTF-8";
    URLConnection connection = new URL(addUrl).openConnection();
    connection.setDoOutput(true);
    connection.setRequestProperty("Accept-Charset", charset);
    connection.setRequestProperty("Content-Type", "application/json;charset=" + charset);
    OutputStream output = null;/* ww  w .  ja va2s  .  c o m*/
    try {
        output = connection.getOutputStream();
        output.write(query.getBytes(charset));
    } finally {
        if (output != null) {
            try {
                output.close();
            } catch (IOException logOrIgnore) {
                log.error("Error while closing the connection");
            }
        }
    }

    HttpURLConnection httpConn = (HttpURLConnection) connection;
    InputStream response;

    if (httpConn.getResponseCode() >= 400) {
        response = httpConn.getErrorStream();
    } else {
        response = connection.getInputStream();
    }

    String out = "{}";
    if (response != null) {
        StringBuilder sb = new StringBuilder();
        byte[] bytes = new byte[1024];
        int len;
        while ((len = response.read(bytes)) != -1) {
            sb.append(new String(bytes, 0, len));
        }

        if (!sb.toString().trim().isEmpty()) {
            out = sb.toString();
        }
    }

    OMElement omElement = AXIOMUtil.stringToOM(out);

    return omElement;

}

---

From source file:org.wso2.connector.integration.bloggerV3.ConnectorIntegrationUtil.java

public static JSONObject sendRequestWithAcceptHeader(String addUrl, String query)
        throws IOException, JSONException {

    String charset = "UTF-8";
    URLConnection connection = new URL(addUrl).openConnection();
    connection.setDoOutput(true);
    connection.setRequestProperty("Accept-Charset", charset);
    connection.setRequestProperty("Accept", "application/json");
    connection.setRequestProperty("Content-Type", "application/json;charset=" + charset);
    OutputStream output = null;/*  w w  w. j  av  a  2s  .co m*/
    try {
        output = connection.getOutputStream();
        output.write(query.getBytes(charset));
    } finally {
        if (output != null) {
            try {
                output.close();
            } catch (IOException logOrIgnore) {
                log.error("Error while closing the connection");
            }
        }
    }

    HttpURLConnection httpConn = (HttpURLConnection) connection;
    InputStream response;

    if (httpConn.getResponseCode() >= 400) {
        response = httpConn.getErrorStream();
    } else {
        response = connection.getInputStream();
    }

    String out = "{}";
    if (response != null) {
        StringBuilder sb = new StringBuilder();
        byte[] bytes = new byte[1024];
        int len;
        while ((len = response.read(bytes)) != -1) {
            sb.append(new String(bytes, 0, len));
        }

        if (!sb.toString().trim().isEmpty()) {
            out = sb.toString();
        }
    }

    JSONObject jsonObject = new JSONObject(out);

    return jsonObject;
}

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From source file:com.hortonworks.amstore.view.AmbariStoreHelper.java

@SuppressWarnings("restriction")
public static String readStringFromUrl(String url, String username, String password) throws IOException {

    URLConnection connection = new URL(url).openConnection();
    connection.setConnectTimeout(5000);//  w w w . j a v  a  2  s .c  o  m
    connection.setReadTimeout(5000);
    connection.setDoOutput(true);

    if (username != null) {
        String userpass = username + ":" + password;
        // TODO: Use apache commons instead.
        String basicAuth = "Basic " + javax.xml.bind.DatatypeConverter.printBase64Binary(userpass.getBytes());
        connection.setRequestProperty("Authorization", basicAuth);
    }
    InputStream in = connection.getInputStream();

    try {
        return IOUtils.toString(in, "UTF-8");
    } finally {
        in.close();
    }
}

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From source file:com.android.W3T.app.network.NetworkUtil.java

public static int attemptSendReceipt(String op, Receipt r) {
    // Here we may want to check the network status.
    checkNetwork();// w  ww. j a va 2  s  .  co m
    try {
        JSONObject jsonstr = new JSONObject();

        if (op.equals(METHOD_SEND_RECEIPT)) {
            // Add your data
            JSONObject basicInfo = new JSONObject();
            basicInfo.put("store_account", r.getEntry(ENTRY_STORE_ACC));// store name
            basicInfo.put("currency_mark", r.getEntry(ENTRY_CURRENCY));
            basicInfo.put("store_define_id", r.getEntry(ENTRY_RECEIPT_ID));
            basicInfo.put("source", r.getEntry(ENTRY_SOURCE));
            basicInfo.put("tax", r.getEntry(ENTRY_TAX)); // tax
            basicInfo.put("total_cost", r.getEntry(ENTRY_TOTAL)); // total price
            basicInfo.put("user_account", UserProfile.getUsername());
            JSONObject receipt = new JSONObject();
            receipt.put("receipt", basicInfo);
            receipt.put("items", r.getItemsJsonArray());
            receipt.put("opcode", op);
            receipt.put("acc", UserProfile.getUsername());
            jsonstr.put("json", receipt);
        }
        URL url = new URL(RECEIPT_OP_URL);
        URLConnection connection = url.openConnection();
        connection.setDoOutput(true);

        OutputStreamWriter out = new OutputStreamWriter(connection.getOutputStream(), "UTF-8");
        // Must put "json=" here for server to decoding the data
        String data = "json=" + jsonstr.toString();
        out.write(data);
        out.flush();
        out.close();

        BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
        String s = in.readLine();
        System.out.println(s);
        if (Integer.valueOf(s) > 0) {
            return Integer.valueOf(s);
        } else
            return 0;
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (JSONException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return 0;
}

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From source file:edu.ucsb.nceas.metacat.util.RequestUtil.java

public static String get(String urlString, Hashtable<String, String[]> params) throws MetacatUtilException {
    try {//  w  ww .  j  a  va 2s.  c om
        URL url = new URL(urlString);
        URLConnection urlConn = url.openConnection();

        urlConn.setDoOutput(true);

        PrintWriter pw = new PrintWriter(urlConn.getOutputStream());
        String queryString = paramsToQuery(params);
        logMetacat.debug("Sending get request: " + urlString + "?" + queryString);
        pw.print(queryString);
        pw.close();

        // get the input from the request
        BufferedReader in = new BufferedReader(new InputStreamReader(urlConn.getInputStream()));

        StringBuffer sb = new StringBuffer();
        String line;
        while ((line = in.readLine()) != null) {
            sb.append(line);
        }
        in.close();

        return sb.toString();
    } catch (MalformedURLException mue) {
        throw new MetacatUtilException("URL error when contacting: " + urlString + " : " + mue.getMessage());
    } catch (IOException ioe) {
        throw new MetacatUtilException("I/O error when contacting: " + urlString + " : " + ioe.getMessage());
    }
}

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