コード例 #1
1
ファイル: SVGApplet.java プロジェクト: ilyessou/jhotdraw
  /**
   * Loads the drawing. By convention this method is invoked on a worker thread.
   *
   * @param progress A ProgressIndicator to inform the user about the progress of the operation.
   * @return The Drawing that was loaded.
   */
  protected Drawing loadDrawing(ProgressIndicator progress) throws IOException {
    Drawing drawing = createDrawing();
    if (getParameter("datafile") != null) {
      URL url = new URL(getDocumentBase(), getParameter("datafile"));
      URLConnection uc = url.openConnection();

      // Disable caching. This ensures that we always request the
      // newest version of the drawing from the server.
      // (Note: The server still needs to set the proper HTTP caching
      // properties to prevent proxies from caching the drawing).
      if (uc instanceof HttpURLConnection) {
        ((HttpURLConnection) uc).setUseCaches(false);
      }

      // Read the data into a buffer
      int contentLength = uc.getContentLength();
      InputStream in = uc.getInputStream();
      try {
        if (contentLength != -1) {
          in = new BoundedRangeInputStream(in);
          ((BoundedRangeInputStream) in).setMaximum(contentLength + 1);
          progress.setProgressModel((BoundedRangeModel) in);
          progress.setIndeterminate(false);
        }
        BufferedInputStream bin = new BufferedInputStream(in);
        bin.mark(512);

        // Read the data using all supported input formats
        // until we succeed
        IOException formatException = null;
        for (InputFormat format : drawing.getInputFormats()) {
          try {
            bin.reset();
          } catch (IOException e) {
            uc = url.openConnection();
            in = uc.getInputStream();
            in = new BoundedRangeInputStream(in);
            ((BoundedRangeInputStream) in).setMaximum(contentLength + 1);
            progress.setProgressModel((BoundedRangeModel) in);
            bin = new BufferedInputStream(in);
            bin.mark(512);
          }
          try {
            bin.reset();
            format.read(bin, drawing, true);
            formatException = null;
            break;
          } catch (IOException e) {
            formatException = e;
          }
        }
        if (formatException != null) {
          throw formatException;
        }
      } finally {
        in.close();
      }
    }
    return drawing;
  }
コード例 #2
0
ファイル: PostTest.java プロジェクト: pkupzj/research
  /**
   * Makes a POST request and returns the server response.
   *
   * @param urlString the URL to post to
   * @param nameValuePairs a map of name/value pairs to supply in the request.
   * @return the server reply (either from the input stream or the error stream)
   */
  public static String doPost(String urlString, Map<String, String> nameValuePairs)
      throws IOException {
    URL url = new URL(urlString);
    URLConnection connection = url.openConnection();
    connection.setDoOutput(true);

    PrintWriter out = new PrintWriter(connection.getOutputStream());

    boolean first = true;
    for (Map.Entry<String, String> pair : nameValuePairs.entrySet()) {
      if (first) first = false;
      else out.print('&');
      String name = pair.getKey();
      String value = pair.getValue();
      out.print(name);
      out.print('=');
      out.print(URLEncoder.encode(value, "UTF-8"));
    }

    out.close();

    Scanner in;
    StringBuilder response = new StringBuilder();
    try {
      in = new Scanner(connection.getInputStream());
    } catch (IOException e) {
      if (!(connection instanceof HttpURLConnection)) throw e;
      InputStream err = ((HttpURLConnection) connection).getErrorStream();
      if (err == null) throw e;
      in = new Scanner(err);
    }

    while (in.hasNextLine()) {
      response.append(in.nextLine());
      response.append("\n");
    }

    in.close();
    return response.toString();
  }
コード例 #3
0
  public void actionPerformed(ActionEvent e) {
    SpinnerNumberModel m = ((SpinnerNumberModel) daysnr.getModel());
    int days = m.getNumber().intValue();
    String location = ((JTextField) loc).getText();
    java.util.List<PointOfInterest> points = parent.textFieldPoints(location);
    if (!points.isEmpty()) {
      double latitude = points.get(0).getLatlon().latitude.getDegrees(),
          longitude = points.get(0).getLatlon().longitude.getDegrees();
      // we want only the firs two decimals
      latitude = ((double) ((long) (latitude * 100))) / 100;
      longitude = ((double) ((long) (latitude * 100))) / 100;
      String APIKey = "65ea00ff33143650113112";
      String address =
          "http://free.worldweatheronline.com/feed/weather.ashx?"
              + "key="
              + APIKey
              + "&num_of_days="
              + days
              + "&q="
              + latitude
              + ","
              + longitude
              + "&format=json&cc=no";
      try {
        URL link = new URL(address);
        URLConnection yc = link.openConnection();
        BufferedReader in = new BufferedReader(new InputStreamReader(yc.getInputStream()));
        Vector<WeatherElements> elem = new Vector<WeatherElements>();
        String jsonFile = in.readLine();
        int i1 = 0, i2 = 0;
        for (int i = 0; i < days; i++) {
          i1 = jsonFile.indexOf("\"date\"", i2) + 9;
          i2 = jsonFile.indexOf("\"", i1);
          String date = jsonFile.substring(i1, i2);
          i2++;

          i1 = jsonFile.indexOf("\"precipMM\"", i2) + 13;
          i2 = jsonFile.indexOf("\"", i1);
          String rain = jsonFile.substring(i1, i2);
          i2++;

          i1 = jsonFile.indexOf("\"tempMaxC\"", i2) + 13;
          i2 = jsonFile.indexOf("\"", i1);
          String tempMax = jsonFile.substring(i1, i2);
          i2++;

          i1 = jsonFile.indexOf("\"tempMinC\"", i2) + 13;
          i2 = jsonFile.indexOf("\"", i1);
          String tempMin = jsonFile.substring(i1, i2);
          i2++;

          i1 = jsonFile.indexOf("\"value\"", i2) + 10;
          i2 = jsonFile.indexOf("\"", i1);
          String weatherStatus = jsonFile.substring(i1, i2);
          i2++;

          i1 = jsonFile.indexOf("\"value\"", i2) + 10;
          i2 = jsonFile.indexOf("\"", i1);
          String imgLink = jsonFile.substring(i1, i2);
          imgLink = imgLink.replace("\\", "");
          i2++;

          i1 = jsonFile.indexOf("\"winddirDegree\"", i2) + 18;
          i2 = jsonFile.indexOf("\"", i1);
          String windDirDegree = jsonFile.substring(i1, i2);
          i2++;

          i1 = jsonFile.indexOf("\"winddirection\"", i2) + 18;
          i2 = jsonFile.indexOf("\"", i1);
          String windDir = jsonFile.substring(i1, i2);
          i2++;

          i1 = jsonFile.indexOf("\"windspeedKmph\"", i2) + 18;
          i2 = jsonFile.indexOf("\"", i1);
          String windSpeed = jsonFile.substring(i1, i2);
          i2++;

          WeatherElements o =
              new WeatherElements(
                  date,
                  rain,
                  tempMax,
                  tempMin,
                  weatherStatus,
                  imgLink,
                  windDirDegree,
                  windDir,
                  windSpeed);
          elem.add(o);
        }

        weatherIcon.setVisible(true);
        dateout.setText(elem.elementAt(0).date);
        weatherIcon.setText("<html><img src=\"" + elem.elementAt(0).imgLink + "\" /></html>");
        weatherstatus.setText("<html><h1>" + elem.elementAt(0).weatherStatus + "</h1></html>");
        temperature.setText(
            "<html>Temperatures:<br />Temp min: "
                + elem.elementAt(0).tempMin
                + "°C<br />Temp max: "
                + elem.elementAt(0).tempMax
                + "°C</html>");
        rain.setText("Rain: " + elem.elementAt(0).rain + " mm");
        wind.setText(
            "<html>Wind: <br />"
                + "<img src=\"http://www.worldweatheronline.com"
                + "/App_Themes/Default/images/wind/"
                + elem.elementAt(0).windDir
                + ".png\" /><br />"
                + "Wind speed: "
                + elem.elementAt(0).windSpeed
                + "Km/h<br />"
                + elem.elementAt(0).windDir
                + "("
                + elem.elementAt(0).windDirDegree
                + "°)</html>");

        buttons.removeAll();
        pageNum.removeAll();
        buttons.updateUI();
        pageNum.updateUI();

        JButton previous = new JButton("Previous");
        previous.setEnabled(false);
        previous.setName("prev");

        JButton next = new JButton("Next");
        next.setName("next");

        if (days == 1) {
          next.setEnabled(false);
        }

        JTextField current = new JTextField("1", 3);
        current.setEditable(false);
        JTextField maxNum = new JTextField("" + elem.size(), 3);
        maxNum.setEditable(false);
        pageNum.add(current);
        pageNum.add(maxNum);

        previous.addActionListener(
            new WeatherButtonsActionListener(
                previous,
                next,
                weatherIcon,
                dateout,
                weatherstatus,
                temperature,
                rain,
                wind,
                elem,
                current));
        next.addActionListener(
            new WeatherButtonsActionListener(
                previous,
                next,
                weatherIcon,
                dateout,
                weatherstatus,
                temperature,
                rain,
                wind,
                elem,
                current));
        buttons.add(next);
        buttons.add(previous);
        JButton genHTML = new JButton("Generate HTML");
        genHTML.addActionListener(new genHTMLWeatherReport(parent, elem));
        buttons.add(genHTML);
      } catch (Exception ex) {
        parent.standardDialogBox("Fetching data error", "Somethnig goes wrong with the connection");
      }
    } else {
      parent.standardDialogBox("Incorrect input", "Input is incorrect!");
    }
  }
コード例 #4
0
ファイル: TWikiDraw.java プロジェクト: closedwiki/wiki
  /** Submits POST command to the server, and reads the reply. */
  public boolean post(
      String url,
      String fileName,
      String cryptToken,
      String type,
      String path,
      String content,
      String comment)
      throws IOException {

    String sep = "89692781418184";
    while (content.indexOf(sep) != -1) sep += "x";

    String message = makeMimeForm(fileName, cryptToken, type, path, content, comment, sep);

    // for test
    // URL server = new URL("http", "localhost", 80, savePath);
    URL server =
        new URL(getCodeBase().getProtocol(), getCodeBase().getHost(), getCodeBase().getPort(), url);
    URLConnection connection = server.openConnection();

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

    connection.setRequestProperty("Content-type", "multipart/form-data; boundary=" + sep);
    connection.setRequestProperty("Content-length", Integer.toString(message.length()));

    // System.out.println(url);
    String replyString = null;
    try {
      DataOutputStream out = new DataOutputStream(connection.getOutputStream());
      out.writeBytes(message);
      out.close();
      // System.out.println("Wrote " + message.length() +
      //		   " bytes to\n" + connection);

      try {
        BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        String reply = null;
        while ((reply = in.readLine()) != null) {
          if (reply.startsWith("ERROR ")) {
            replyString = reply.substring("ERROR ".length());
          }
        }
        in.close();
      } catch (IOException ioe) {
        replyString = ioe.toString();
      }
    } catch (UnknownServiceException use) {
      replyString = use.getMessage();
      System.out.println(message);
    }
    if (replyString != null) {
      // System.out.println("---- Reply " + replyString);
      if (replyString.startsWith("URL ")) {
        URL eurl = getURL(replyString.substring("URL ".length()));
        getAppletContext().showDocument(eurl);
      } else if (replyString.startsWith("java.io.FileNotFoundException")) {
        // debug; when run from appletviewer, the http connection
        // is not available so write the file content
        if (path.endsWith(".draw") || path.endsWith(".map")) System.out.println(content);
      } else showStatus(replyString);
      return false;
    } else {
      showStatus(url + " saved");
      return true;
    }
  }
コード例 #5
0
  /**
   * Creates this account on the server.
   *
   * @return the created account
   */
  public NewAccount createAccount() {
    // Check if the two passwords match.
    String pass1 = new String(passField.getPassword());
    String pass2 = new String(retypePassField.getPassword());
    if (!pass1.equals(pass2)) {
      showErrorMessage(
          IppiAccRegWizzActivator.getResources()
              .getI18NString("plugin.sipaccregwizz.NOT_SAME_PASSWORD"));

      return null;
    }

    NewAccount newAccount = null;
    try {
      StringBuilder registerLinkBuilder = new StringBuilder(registerLink);
      registerLinkBuilder
          .append(URLEncoder.encode("email", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(emailField.getText(), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("password", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(new String(passField.getPassword()), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("display_name", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(displayNameField.getText(), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("username", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(usernameField.getText(), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("user_agent", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode("sip-communicator.org", "UTF-8"));

      URL url = new URL(registerLinkBuilder.toString());
      URLConnection conn = url.openConnection();

      // If this is not an http connection we have nothing to do here.
      if (!(conn instanceof HttpURLConnection)) {
        return null;
      }

      HttpURLConnection httpConn = (HttpURLConnection) conn;

      int responseCode = httpConn.getResponseCode();

      if (responseCode == HttpURLConnection.HTTP_OK) {
        // Read all the text returned by the server
        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String str;

        StringBuffer stringBuffer = new StringBuffer();
        while ((str = in.readLine()) != null) {
          stringBuffer.append(str);
        }

        if (logger.isInfoEnabled())
          logger.info("JSON response to create account request: " + stringBuffer.toString());

        newAccount = parseHttpResponse(stringBuffer.toString());
      }
    } catch (MalformedURLException e1) {
      if (logger.isInfoEnabled())
        logger.info("Failed to create URL with string: " + registerLink, e1);
    } catch (IOException e1) {
      if (logger.isInfoEnabled()) logger.info("Failed to open connection.", e1);
    }
    return newAccount;
  }
コード例 #6
0
ファイル: Main.java プロジェクト: sidwubf/java-config
  public static boolean showLicensing() {
    if (Config.getLicenseResource() == null) return true;
    ClassLoader cl = Main.class.getClassLoader();
    URL url = cl.getResource(Config.getLicenseResource());
    if (url == null) return true;

    String license = null;
    try {
      URLConnection con = url.openConnection();
      int size = con.getContentLength();
      byte[] content = new byte[size];
      InputStream in = new BufferedInputStream(con.getInputStream());
      in.read(content);
      license = new String(content);
    } catch (IOException ioe) {
      Config.trace("Got exception when reading " + Config.getLicenseResource() + ": " + ioe);
      return false;
    }

    // Build dialog
    JTextArea ta = new JTextArea(license);
    ta.setEditable(false);
    final JDialog jd = new JDialog(_installerFrame, true);
    Container comp = jd.getContentPane();
    jd.setTitle(Config.getLicenseDialogTitle());
    comp.setLayout(new BorderLayout(10, 10));
    comp.add(new JScrollPane(ta), "Center");
    Box box = new Box(BoxLayout.X_AXIS);
    box.add(box.createHorizontalStrut(10));
    box.add(new JLabel(Config.getLicenseDialogQuestionString()));
    box.add(box.createHorizontalGlue());
    JButton acceptButton = new JButton(Config.getLicenseDialogAcceptString());
    JButton exitButton = new JButton(Config.getLicenseDialogExitString());
    box.add(acceptButton);
    box.add(box.createHorizontalStrut(10));
    box.add(exitButton);
    box.add(box.createHorizontalStrut(10));
    jd.getRootPane().setDefaultButton(acceptButton);
    Box box2 = new Box(BoxLayout.Y_AXIS);
    box2.add(box);
    box2.add(box2.createVerticalStrut(5));
    comp.add(box2, "South");
    jd.pack();

    final boolean accept[] = new boolean[1];
    acceptButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            accept[0] = true;
            jd.hide();
            jd.dispose();
          }
        });

    exitButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            accept[0] = false;
            jd.hide();
            jd.dispose();
          }
        });

    // Apply any defaults the user may have, constraining to the size
    // of the screen, and default (packed) size.
    Rectangle size = new Rectangle(0, 0, 500, 300);
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    size.width = Math.min(screenSize.width, size.width);
    size.height = Math.min(screenSize.height, size.height);
    // Center the window
    jd.setBounds(
        (screenSize.width - size.width) / 2,
        (screenSize.height - size.height) / 2,
        size.width,
        size.height);

    // Show dialog
    jd.show();

    return accept[0];
  }
コード例 #7
0
ファイル: Main.java プロジェクト: sidwubf/java-config
  /** Unpacks a resource to a temp. file */
  public static File unpackInstaller(String resourceName) {
    // Array to hold all results (this code is slightly more
    // generally that it needs to be)
    File[] results = new File[1];
    URL[] urls = new URL[1];

    // Determine size of download
    ClassLoader cl = Main.class.getClassLoader();
    urls[0] = cl.getResource(Config.getInstallerResource());
    if (urls[0] == null) {
      Config.trace("Could not find resource: " + Config.getInstallerResource());
      return null;
    }

    int totalSize = 0;
    int totalRead = 0;
    for (int i = 0; i < urls.length; i++) {
      if (urls[i] != null) {
        try {
          URLConnection connection = urls[i].openConnection();
          totalSize += connection.getContentLength();
        } catch (IOException ioe) {
          Config.trace("Got exception: " + ioe);
          return null;
        }
      }
    }

    // Unpack each file
    for (int i = 0; i < urls.length; i++) {
      if (urls[i] != null) {
        // Create temp. file to store unpacked file in
        InputStream in = null;
        OutputStream out = null;
        try {
          // Use extension from URL (important for dll files)
          String extension = new File(urls[i].getFile()).getName();
          int lastdotidx = (extension != null) ? extension.lastIndexOf('.') : -1;
          if (lastdotidx == -1) {
            extension = ".dat";
          } else {
            extension = extension.substring(lastdotidx);
          }

          // Create output stream
          results[i] = File.createTempFile("jre", extension);
          results[i].deleteOnExit();
          out = new FileOutputStream(results[i]);

          // Create inputstream
          URLConnection connection = urls[i].openConnection();
          in = connection.getInputStream();

          int read = 0;
          byte[] buf = new byte[BUFFER_SIZE];
          while ((read = in.read(buf)) != -1) {
            out.write(buf, 0, read);
            // Notify delegate
            totalRead += read;
            if (totalRead > totalSize && totalSize != 0) totalSize = totalRead;

            // Update UI
            if (totalSize != 0) {
              int percent = (100 * totalRead) / totalSize;
              setStepText(STEP_UNPACK, Config.getWindowStepProgress(STEP_UNPACK, percent));
            }
          }
        } catch (IOException ie) {
          Config.trace("Got exception while downloading resource: " + ie);
          for (int j = 0; j < results.length; j++) {
            if (results[j] != null) results[j].delete();
          }
          return null;
        } finally {
          try {
            if (in != null) in.close();
            if (out != null) out.close();
          } catch (IOException io) {
            /* ignore */
          }
        }
      }
    }

    setStepText(STEP_UNPACK, Config.getWindowStep(STEP_UNPACK));
    return results[0];
  }