Example usage for java.net URLConnection getOutputStream

Introduction

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

Prototype

public OutputStream getOutputStream() throws IOException 

Source Link

Document

Returns an output stream that writes to this connection.

Usage

From source file:org.spoutcraft.launcher.util.Utils.java

public static String executePost(String targetURL, String urlParameters, JProgressBar progress)
        throws PermissionDeniedException {
    URLConnection connection = null;
    try {/*from www . java2s.  c  o  m*/
        URL url = new URL(targetURL);
        connection = url.openConnection();
        connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

        connection.setRequestProperty("Content-Length", Integer.toString(urlParameters.getBytes().length));
        connection.setRequestProperty("Content-Language", "en-US");

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

        connection.setConnectTimeout(10000);

        connection.connect();

        DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();

        InputStream is = connection.getInputStream();
        BufferedReader rd = new BufferedReader(new InputStreamReader(is));

        StringBuilder response = new StringBuilder();
        String line;
        while ((line = rd.readLine()) != null) {
            response.append(line);
            response.append('\r');
        }
        rd.close();

        return response.toString();
    } catch (SocketException e) {
        if (e.getMessage().equalsIgnoreCase("Permission denied: connect")) {
            throw new PermissionDeniedException("Permission to login was denied");
        }
    } catch (Exception e) {
        String message = "Login failed...";
        progress.setString(message);
    }
    return null;
}

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From source file:BihuHttpUtil.java

/**
 * ? URL ??POST/* w w  w.  ja va  2 s  . c o  m*/
 *
 * @param url
 *            ?? URL
 * @param param
 *            ?? name1=value1&name2=value2 ?
 * @return ??
 */
public static String sendPost(String url, String param) {
    PrintWriter out = null;
    BufferedReader in = null;
    String result = "";
    try {
        URL realUrl = new URL(url);
        // URL
        URLConnection conn = realUrl.openConnection();
        // 
        conn.setRequestProperty("accept", "*/*");
        conn.setRequestProperty("connection", "Keep-Alive");
        conn.setRequestProperty("content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
        conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
        // ??POST
        conn.setDoOutput(true);
        conn.setDoInput(true);
        // ?URLConnection?
        out = new PrintWriter(conn.getOutputStream());
        // ???
        out.print(param);
        // flush?
        out.flush();
        // BufferedReader???URL?
        in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String line;
        while ((line = in.readLine()) != null) {
            result += line;
        }
    } catch (Exception e) {
        System.out.println("?? POST ?" + e);
        e.printStackTrace();
    }
    // finally?????
    finally {
        try {
            if (out != null) {
                out.close();
            }
            if (in != null) {
                in.close();
            }
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
    return result;
}

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From source file:net.pms.util.OpenSubtitle.java

public static String postPage(URLConnection connection, String query) throws IOException {
    connection.setDoOutput(true);//from w  ww  .j  a va 2  s  . c  om
    connection.setDoInput(true);
    connection.setUseCaches(false);
    connection.setDefaultUseCaches(false);
    connection.setRequestProperty("Content-Type", "text/xml");
    connection.setRequestProperty("Content-Length", "" + query.length());
    ((HttpURLConnection) connection).setRequestMethod("POST");
    //LOGGER.debug("opensub query "+query);
    // open up the output stream of the connection
    if (!StringUtils.isEmpty(query)) {
        try (DataOutputStream output = new DataOutputStream(connection.getOutputStream())) {
            output.writeBytes(query);
            output.flush();
        }
    }

    StringBuilder page;
    try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
        page = new StringBuilder();
        String str;
        while ((str = in.readLine()) != null) {
            page.append(str.trim());
            page.append("\n");
        }
    }
    //LOGGER.debug("opensubs result page "+page.toString());
    return page.toString();
}

---

From source file:org.silverpeas.calendar.ServletConnector.java

/**
 * Send given journal headers to Silverpeas calendar importation servlet and generate a report (as
 * a String)./*from  ww w  .j  av  a  2 s.c o m*/
 *
 * @param headers List of JournalHeader objects to send to Silverpeas calendar importation servlet
 * @return a String object containing importation results (number of items added, modified and
 * deleted - or an error message)
 */
public final String sendHeaders(List<CalendarEntry> headers) {
    String report = "";
    try {
        URLConnection con = getServletConnection();
        write(headers, con.getOutputStream());
        InputStream instr = con.getInputStream();
        report = IOUtils.toString(instr, CharEncoding.UTF_8);
        instr.close();
    } catch (MalformedURLException e) {
        report = "URL de la servlet de synchronisation incorrecte.";
        e.printStackTrace();
    } catch (IOException e) {
        report = "Probleme d'entree/sortie.";
        e.printStackTrace();
    }
    return report;
}

---

From source file:org.apache.servicemix.samples.cxf_osgi.Client.java

public void sendRequest() throws Exception {
    URLConnection connection = new URL("http://localhost:8181/cxf/HelloWorld").openConnection();
    connection.setDoInput(true);/* w  ww.j a  va 2 s.c  o m*/
    connection.setDoOutput(true);
    OutputStream os = connection.getOutputStream();
    // Post the request file.
    InputStream fis = getClass().getClassLoader()
            .getResourceAsStream("org/apache/servicemix/samples/cxf_osgi/request.xml");
    IOUtils.copy(fis, os);
    // Read the response.
    InputStream is = connection.getInputStream();
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    IOUtils.copy(is, baos);
    System.out.println("the response is =====>");
    System.out.println(baos.toString());
}

---

From source file:org.nuxeo.ecm.automation.core.operations.blob.PostBlob.java

@OperationMethod(collector = BlobCollector.class)
public Blob run(Blob blob) throws IOException {
    URL target = new URL(url);
    URLConnection conn = target.openConnection();
    conn.setDoOutput(true);/*from   ww  w.  j a  v  a  2 s. com*/
    try (InputStream in = blob.getStream(); OutputStream out = conn.getOutputStream()) {
        IOUtils.copy(in, out);
        out.flush();
    }
    return blob;
}

---

From source file:org.apache.servicemix.examples.cxf.Client.java

public void sendRequest() throws Exception {
    URLConnection connection = new URL("http://localhost:8181/cxf/HelloWorldSecurity").openConnection();
    connection.setDoInput(true);/*  ww w .  j  a va 2  s  .c om*/
    connection.setDoOutput(true);
    OutputStream os = connection.getOutputStream();
    // Post the request file.
    InputStream fis = getClass().getClassLoader()
            .getResourceAsStream("org/apache/servicemix/examples/cxf/request.xml");
    IOUtils.copy(fis, os);
    // Read the response.
    InputStream is = connection.getInputStream();
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    IOUtils.copy(is, baos);
    System.out.println("the response is =====>");
    System.out.println(baos.toString());
}

---

From source file:org.apache.servicemix.examples.cxf.wsaddressing.Client.java

public void sendRequest() throws Exception {
    URLConnection connection = new URL("http://localhost:8181/cxf/SoapContext/SoapPort").openConnection();
    connection.setDoInput(true);/*from www. j a v  a 2 s .  co m*/
    connection.setDoOutput(true);
    OutputStream os = connection.getOutputStream();
    // Post the request file.
    InputStream fis = getClass().getClassLoader()
            .getResourceAsStream("org/apache/servicemix/examples/cxf/wsaddressing/request.xml");
    IOUtils.copy(fis, os);
    // Read the response.
    InputStream is = connection.getInputStream();
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    IOUtils.copy(is, baos);
    System.out.println("the response is =====>");
    System.out.println(baos.toString());
}

---

From source file:edu.stanford.muse.slant.CustomSearchHelper.java

/** returns an oauth token for the user's CSE. returns null if login failed. */
public static String authenticate(String login, String password) {
    //System.out.println("About to post\nURL: "+target+ "content: " + content);
    String authToken = null;// ww  w .  j  a v  a2s  .  c  om
    String response = "";
    try {
        URL url = new URL("https://www.google.com/accounts/ClientLogin");
        URLConnection conn = url.openConnection();
        // Set connection parameters.
        conn.setDoInput(true);
        conn.setDoOutput(true);
        conn.setUseCaches(false);

        // Make server believe we are form data...

        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        DataOutputStream out = new DataOutputStream(conn.getOutputStream());
        // TODO: escape password, we'll fail if password has &
        // login = "musetestlogin1";
        // password = "whowonthelottery";
        String content = "accountType=HOSTED_OR_GOOGLE&Email=" + login + "&Passwd=" + password
                + "&service=cprose&source=muse.chrome.extension";
        out.writeBytes(content);
        out.flush();
        out.close();

        // Read response from the input stream.
        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String temp;
        while ((temp = in.readLine()) != null) {
            response += temp + "\n";
        }
        temp = null;
        in.close();
        log.info("Obtaining auth token: Server response:\n'" + response + "'");

        String delimiter = "Auth=";
        /* given string will be split by the argument delimiter provided. */
        String[] token = response.split(delimiter);
        authToken = token[1];
        authToken = authToken.trim();
        authToken = authToken.replaceAll("(\\r|\\n)", "");
        log.info("auth token: " + authToken);
        return authToken;
    } catch (Exception e) {
        log.warn("Unable to authorize: " + e.getMessage());
        return null;
    }
}

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From source file:net.noday.cat.web.admin.DwzManager.java

@RequestMapping(method = RequestMethod.POST)
public Model gen(@RequestParam("url") String url, @RequestParam("alias") String alias, Model m) {
    try {// w w  w .  j a v  a 2 s  . com
        String urlstr = "http://dwz.cn/create.php";
        URL requrl = new URL(urlstr);
        URLConnection conn = requrl.openConnection();
        conn.setDoOutput(true);
        OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream());
        String param = String.format(Locale.CHINA, "url=%s&alias=%s", url, alias);
        out.write(param);
        out.flush();
        out.close();
        BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String line = reader.readLine();
        //{"longurl":"http:\/\/www.hao123.com\/","status":0,"tinyurl":"http:\/\/dwz.cn\/1RIKG"}
        ObjectMapper mapper = new ObjectMapper();
        Dwz dwz = mapper.readValue(line, Dwz.class);
        if (dwz.getStatus() == 0) {
            responseData(m, dwz.getTinyurl());
        } else {
            responseMsg(m, false, dwz.getErr_msg());
        }
    } catch (MalformedURLException e) {
        log.error(e.getMessage(), e);
        responseMsg(m, false, e.getMessage());
    } catch (IOException e) {
        log.error(e.getMessage(), e);
        responseMsg(m, false, e.getMessage());
    }
    return m;
}

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