public String getTitle() { LinkedList<Throwable> stack = getStack(); if (stack.isEmpty()) { return "NO EXCEPTION"; } else { return getTitle(stack.removeFirst()); } }
public ShowComp() throws InterruptedException, IOException { super("CONNECTED COMPUTERS"); int x = 0, d = 20; mb = new JMenuBar(); File = new JMenu("File"); mb.add(File); exit = new JMenuItem("Exit"); exit.addActionListener(this); File.add(exit); ta = new JTextArea(); ta.setBounds(20, 30, 315, 470); ta.setEditable(false); add(ta); setJMenuBar(mb); sel = new JLabel("The connected computers are.."); sel.setBounds(15, 5, 300, 30); add(sel); b1 = new JButton("<< BACK"); b1.setBounds(140, 510, 100, 30); b1.setToolTipText("Back to main page"); b1.addActionListener(this); add(b1); setLayout(null); while (x < 360) { x = x + d; setBounds(675, 50, x, 600); this.show(); } // setVisible(true); String s = "192.168.0.", temp = null; Printer printer = new Printer(); printer.start(); Connector connector = new Connector(printer); connector.start(); LinkedList targets = new LinkedList(); for (int i = 1; i <= 255; i++) { temp = s + Integer.toString(i); Target t = new Target(temp); targets.add(t); connector.add(t); } Thread.sleep(2000); connector.shutdown(); connector.join(); for (Iterator i = targets.iterator(); i.hasNext(); ) { Target t = (Target) i.next(); if (!t.shown) t.show(); } setDefaultCloseOperation(DISPOSE_ON_CLOSE); }
public void run() { try { for (; ; ) { Target t = null; synchronized (pending) { while (pending.size() == 0) pending.wait(); t = (Target) pending.removeFirst(); } t.show(); } } catch (InterruptedException x) { return; } }
public void run() { Map read; boolean shouldRead = go_read; String command = null; long last = 0; try { /* swallow the banner if requested to do so */ if (swallow) { readResponse(); } while (shouldRead) { synchronized (listeners) { if (commands.size() > 0) { command = (String) commands.removeFirst(); } } if (command != null) { _sendString(command); command = null; lastRead = System.currentTimeMillis(); } long now = System.currentTimeMillis(); if (this.window != null && !this.window.isShowing() && (now - last) < 1500) { /* check if our window is not showing... if not, then we're going to switch to a very reduced read schedule. */ } else { read = readResponse(); if (read == null || "failure".equals(read.get("result") + "")) { break; } processRead(read); last = System.currentTimeMillis(); } Thread.sleep(100); synchronized (listeners) { shouldRead = go_read; } } } catch (Exception javaSucksBecauseItMakesMeCatchEverythingFuckingThing) { javaSucksBecauseItMakesMeCatchEverythingFuckingThing.printStackTrace(); } }
public int bfs() { int[] record = new int[n]; Arrays.fill(record, Integer.MAX_VALUE); LinkedList<Integer> queue = new LinkedList<Integer>(); queue.addLast(0); int distance = 0; int count = 1; while (queue.size() > 0) { int newCount = 0; while (count > 0) { int tempPoint = queue.pollFirst(); ArrayList<Road> tempRoads = roads[tempPoint]; } distance++; } }
void add(Target t) { SocketChannel sc = null; try { sc = SocketChannel.open(); sc.configureBlocking(false); boolean connected = sc.connect(t.address); t.channel = sc; t.connectStart = System.currentTimeMillis(); if (connected) { t.connectFinish = t.connectStart; sc.close(); printer.add(t); } else { synchronized (pending) { pending.add(t); } sel.wakeup(); } } catch (IOException x) { if (sc != null) { try { sc.close(); } catch (IOException xx) { } } t.failure = x; printer.add(t); } }
void processPendingTargets() throws IOException { synchronized (pending) { while (pending.size() > 0) { Target t = (Target) pending.removeFirst(); try { t.channel.register(sel, SelectionKey.OP_CONNECT, t); } catch (IOException x) { t.channel.close(); t.failure = x; printer.add(t); } } } }
protected LinkedList<Throwable> getStack() { Throwable e = exception; LinkedList<Throwable> stack = new LinkedList<Throwable>(); while (e != null) { stack.addFirst(e); if (e instanceof NotFoundException) { status = HttpServletResponse.SC_NOT_FOUND; } if (e instanceof ServletException) { Throwable t = ((ServletException) e).getRootCause(); if (t == null) t = e.getCause(); e = t; } else if (e instanceof javax.servlet.jsp.JspException) { Throwable t = ((JspException) e).getRootCause(); if (t == null) t = e.getCause(); e = t; } else { e = e.getCause(); } } return stack; }
public void search(Vertex[] nodes, int start) { LinkedList<Vertex> queue = new LinkedList<>(); nodes[start].numPaths = 1; nodes[start].minDistance = 0; queue.addLast(nodes[start]); while (!queue.isEmpty()) { Vertex curr = queue.removeFirst(); for (Edge e : curr.edges) { Vertex other = e.end; if (!other.checked) { other.checked = true; queue.addLast(other); } if (curr.minDistance + e.weight < other.minDistance) { other.minDistance = curr.minDistance + e.weight; other.numPaths = curr.numPaths; } else if (curr.minDistance + e.weight == other.minDistance) { other.numPaths += curr.numPaths; } } } }
public Collection<NamedRegion> parseProbes() throws IOException { double ethreshold = 1.0e-3; Parser<BlastTabEntry> parser = new Parser<BlastTabEntry>(blasttab, new BlastTabEntry.ParsingMapper()); Iterator<BlastTabEntry> itr = new FilterIterator<BlastTabEntry, BlastTabEntry>( new BlastTabEntry.ExpectedScoreFilter(ethreshold), parser); Map<String, Set<Region>> primerHits = new TreeMap<String, Set<Region>>(); Set<String> primerNames = new TreeSet<String>(); while (itr.hasNext()) { BlastTabEntry entry = itr.next(); NamedRegion r = createNamedRegion(entry); if (!primerHits.containsKey(entry.getQuery())) { primerHits.put(entry.getQuery(), new HashSet<Region>()); } primerHits.get(entry.getQuery()).add(r); primerNames.add(removePrimerLR(entry.getQuery())); } LinkedList<NamedRegion> probes = new LinkedList<NamedRegion>(); for (String primerName : primerNames) { Pair<Region, Region> hits = findProbePair(primerName, primerHits); if (hits != null) { Region left = hits.getFirst(), right = hits.getLast(); int start = Math.min(left.getStart(), right.getStart()); int end = Math.max(left.getEnd(), right.getEnd()); NamedRegion probe = new NamedRegion(genome, left.getChrom(), start, end, primerName); probes.addLast(probe); } } return probes; }
public void drawsmall(GOut g, Coord br, int h) { Coord c; if (qline != null) { if ((rqline == null) || !rqline.text.equals(qline.line)) { String pre = String.format("%s> ", qline.chan.name()); rqline = qfnd.render(pre + qline.line); rqpre = pre.length(); } c = br.sub(0, 20); g.chcolor(24, 24, 16, 200); g.frect(c, rqline.tex().sz()); g.chcolor(); g.image(rqline.tex(), c); int lx = rqline.advance(qline.point + rqpre); g.line(new Coord(br.x + lx + 1, br.y - 18), new Coord(br.x + lx + 1, br.y - 6), 1); } else { c = br.sub(0, 5); } long now = System.currentTimeMillis(); synchronized (notifs) { for (Iterator<Notification> i = notifs.iterator(); i.hasNext(); ) { Notification n = i.next(); if (now - n.time > 5000) { i.remove(); continue; } if ((c.y -= n.msg.sz().y) < br.y - h) break; g.chcolor(24, 24, 16, 200); g.frect(c, n.chnm.tex().sz().add(n.msg.tex().sz().x + selw, 0)); g.chcolor(); g.image(n.chnm.tex(), c, br.sub(0, h), br.add(selw - 10, 0)); g.image(n.msg.tex(), c.add(selw, 0)); } } }
public void sendString(String text) { synchronized (listeners) { commands.add(text); } }
public Writer getErrorReport( Writer to, final HttpServletRequest request, CharTransformer escape) throws IOException { final Writer logMsg = new StringWriter(); final Writer tee = new org.mmbase.util.ChainedWriter(to, logMsg); Writer msg = tee; LinkedList<Throwable> stack = getStack(); String ticket = new Date().toString(); Map<String, String> props; try { props = org.mmbase.util.ApplicationContextReader.getProperties("mmbase_errorpage"); } catch (javax.naming.NamingException ne) { props = Collections.emptyMap(); log.info(ne); } if (request != null) { { msg.append("Headers\n----------\n"); // request properties for (Object name : Collections.list(request.getHeaderNames())) { msg.append( escape.transform( name + ": " + escape.transform(request.getHeader((String) name)) + "\n")); } } { msg.append("\nAttributes\n----------\n"); Pattern p = requestIgnore; if (p == null && props.get("request_ignore") != null) { p = Pattern.compile(props.get("request_ignore")); } for (Object name : Collections.list(request.getAttributeNames())) { if (p == null || !p.matcher((String) name).matches()) { msg.append( escape.transform(name + ": " + request.getAttribute((String) name) + "\n")); } } } if (Boolean.TRUE.equals(showSession) || (showSession == null && !"false".equals(props.get("show_session")))) { HttpSession ses = request.getSession(false); if (ses != null) { msg.append("\nSession\n----------\n"); Pattern p = sessionIgnore; if (p == null && props.get("session_ignore") != null) { p = Pattern.compile(props.get("session_ignore")); } for (Object name : Collections.list(ses.getAttributeNames())) { if (p == null || !p.matcher((String) name).matches()) { msg.append(escape.transform(name + ": " + ses.getAttribute((String) name) + "\n")); } } } } } msg.append("\n"); msg.append("Misc. properties\n----------\n"); if (request != null) { msg.append("method: ").append(escape.transform(request.getMethod())).append("\n"); msg.append("querystring: ").append(escape.transform(request.getQueryString())).append("\n"); msg.append("requesturl: ") .append(escape.transform(request.getRequestURL().toString())) .append("\n"); } if (Boolean.TRUE.equals(showMMBaseVersion) || (showMMBaseVersion == null && !"false".equals(props.get("show_mmbase_version")))) { msg.append("mmbase version: ").append(org.mmbase.Version.get()).append("\n"); } msg.append("status: ").append("").append(String.valueOf(status)).append("\n\n"); if (request != null) { msg.append("Parameters\n----------\n"); // request parameters Enumeration en = request.getParameterNames(); while (en.hasMoreElements()) { String name = (String) en.nextElement(); msg.append(name) .append(": ") .append(escape.transform(request.getParameter(name))) .append("\n"); } } msg.append("\nException ") .append(ticket) .append("\n----------\n\n") .append( exception != null ? (escape.transform(exception.getClass().getName())) : "NO EXCEPTION") .append(": "); int wroteCauses = 0; while (!stack.isEmpty()) { Throwable t = stack.removeFirst(); // add stack stacktraces if (t != null) { if (stack.isEmpty()) { // write last message always msg = tee; } String message = t.getMessage(); if (msg != tee) { to.append("\n=== skipped(see log) : ") .append(escape.transform(t.getClass().getName())) .append(": ") .append(message) .append("\n"); } msg.append("\n\n").append(escape.transform(t.getClass().getName() + ": " + message)); StackTraceElement[] stackTrace = t.getStackTrace(); for (StackTraceElement e : stackTrace) { msg.append("\n at ").append(escape.transform(e.toString())); } if (!stack.isEmpty()) { msg.append("\n-------caused:\n"); } wroteCauses++; if (wroteCauses >= MAX_CAUSES) { msg = logMsg; } } } // write errors to log if (status == 500) { try { if (props.get("to") != null && props.get("to").length() > 0) { javax.naming.Context initCtx = new javax.naming.InitialContext(); javax.naming.Context envCtx = (javax.naming.Context) initCtx.lookup("java:comp/env"); Object mailSession = envCtx.lookup("mail/Session"); Class sessionClass = Class.forName("javax.mail.Session"); Class recipientTypeClass = Class.forName("javax.mail.Message$RecipientType"); Class messageClass = Class.forName("javax.mail.internet.MimeMessage"); Object mail = messageClass.getConstructor(sessionClass).newInstance(mailSession); messageClass .getMethod("addRecipients", recipientTypeClass, String.class) .invoke(mail, recipientTypeClass.getDeclaredField("TO").get(null), props.get("to")); messageClass.getMethod("setSubject", String.class).invoke(mail, ticket); mail.getClass().getMethod("setText", String.class).invoke(mail, logMsg.toString()); Class.forName("javax.mail.Transport") .getMethod("send", Class.forName("javax.mail.Message")) .invoke(null, mail); tee.append("\nmailed to (").append(String.valueOf(props)).append(")"); } } catch (Exception nnfe) { tee.append("\nnot mailed (").append(String.valueOf(nnfe)).append(")"); if (log.isDebugEnabled()) { log.debug(nnfe.getMessage(), nnfe); } } log.error("TICKET " + ticket + ":\n" + logMsg); } return to; }
public void addSessionListener(ConsoleCallback l) { listeners.add(l); }
public void fireSessionWroteEvent(String text) { Iterator i = listeners.iterator(); while (i.hasNext()) { ((ConsoleCallback) i.next()).sessionWrote(session, text); } }
void add(Target t) { synchronized (pending) { pending.add(t); pending.notify(); } }
public void notify(Channel chan, Channel.Message msg) { synchronized (notifs) { notifs.addFirst(new Notification(chan, msg)); } Audio.play(notifsfx); }