/** * 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; }
public boolean shutdown(int port, boolean ssl) { try { String protocol = "http" + (ssl ? "s" : ""); URL url = new URL(protocol, "127.0.0.1", port, "shutdown"); HttpURLConnection conn = (HttpURLConnection) url.openConnection(); conn.setRequestMethod("GET"); conn.setRequestProperty("servicemanager", "shutdown"); conn.connect(); StringBuffer sb = new StringBuffer(); BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8")); int n; char[] cbuf = new char[1024]; while ((n = br.read(cbuf, 0, cbuf.length)) != -1) sb.append(cbuf, 0, n); br.close(); String message = sb.toString().replace("<br>", "\n"); if (message.contains("Goodbye")) { cp.appendln("Shutting down the server:"); String[] lines = message.split("\n"); for (String line : lines) { cp.append("..."); cp.appendln(line); } return true; } } catch (Exception ex) { } cp.appendln("Unable to shutdown CTP"); return false; }
/** * Enumerates the resouces in a give package name. This works even if the resources are loaded * from a jar file! * * <p>Adapted from code by mikewse on the java.sun.com message boards. * http://forum.java.sun.com/thread.jsp?forum=22&thread=30984 * * @param packageName The package to enumerate * @return A Set of Strings for each resouce in the package. */ public static Set getResoucesInPackage(String packageName) throws IOException { String localPackageName; if (packageName.endsWith("/")) { localPackageName = packageName; } else { localPackageName = packageName + '/'; } Enumeration dirEnum = ClassLoader.getSystemResources(localPackageName); Set names = new HashSet(); // Loop CLASSPATH directories while (dirEnum.hasMoreElements()) { URL resUrl = (URL) dirEnum.nextElement(); // Pointing to filesystem directory if (resUrl.getProtocol().equals("file")) { File dir = new File(resUrl.getFile()); File[] files = dir.listFiles(); if (files != null) { for (int i = 0; i < files.length; i++) { File file = files[i]; if (file.isDirectory()) continue; names.add(localPackageName + file.getName()); } } // Pointing to Jar file } else if (resUrl.getProtocol().equals("jar")) { JarURLConnection jconn = (JarURLConnection) resUrl.openConnection(); JarFile jfile = jconn.getJarFile(); Enumeration entryEnum = jfile.entries(); while (entryEnum.hasMoreElements()) { JarEntry entry = (JarEntry) entryEnum.nextElement(); String entryName = entry.getName(); // Exclude our own directory if (entryName.equals(localPackageName)) continue; String parentDirName = entryName.substring(0, entryName.lastIndexOf('/') + 1); if (!parentDirName.equals(localPackageName)) continue; names.add(entryName); } } else { // Invalid classpath entry } } return names; }
private boolean checkServer(int port, boolean ssl) { try { URL url = new URL("http://127.0.0.1:" + port); HttpURLConnection conn = (HttpURLConnection) url.openConnection(); conn.setRequestMethod("GET"); conn.connect(); int length = conn.getContentLength(); StringBuffer text = new StringBuffer(); InputStream is = conn.getInputStream(); InputStreamReader isr = new InputStreamReader(is); int size = 256; char[] buf = new char[size]; int len; while ((len = isr.read(buf, 0, size)) != -1) text.append(buf, 0, len); isr.close(); if (programName.equals("ISN")) return !shutdown(port, ssl); return true; } catch (Exception ex) { return false; } }
/** * 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(); }
/** 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; } }
/** * 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; }
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]; }