Exemplo n.º 1
0
  // get signs using an additional arg for a target rel
  private Collection<Sign> getSignsFromPredAndTargetRel(String pred, String targetRel) {

    Collection<Word> words = (Collection<Word>) _predToWords.get(pred);
    String specialTokenConst = null;

    // for robustness, when using supertagger, add words for pred sans sense index
    int dotIndex = -1;
    if (_supertagger != null
        && !Character.isDigit(pred.charAt(0))
        && // skip numbers
        (dotIndex = pred.lastIndexOf('.')) > 0
        && pred.length() > dotIndex + 1
        && pred.charAt(dotIndex + 1) != '_') // skip titles, eg Mr._Smith
    {
      String barePred = pred.substring(0, dotIndex);
      Collection<Word> barePredWords = (Collection<Word>) _predToWords.get(barePred);
      if (words == null) words = barePredWords;
      else if (barePredWords != null) {
        Set<Word> unionWords = new HashSet<Word>(words);
        unionWords.addAll(barePredWords);
        words = unionWords;
      }
    }

    if (words == null) {
      specialTokenConst = tokenizer.getSpecialTokenConstant(tokenizer.isSpecialToken(pred));
      if (specialTokenConst == null) return null;
      // lookup words with pred = special token const
      Collection<Word> specialTokenWords = (Collection<Word>) _predToWords.get(specialTokenConst);
      // replace special token const with pred
      if (specialTokenWords == null) return null;
      words = new ArrayList<Word>(specialTokenWords.size());
      for (Iterator<Word> it = specialTokenWords.iterator(); it.hasNext(); ) {
        Word stw = it.next();
        Word w = Word.createSurfaceWord(stw, pred);
        words.add(w);
      }
    }

    List<Sign> retval = new ArrayList<Sign>();
    for (Iterator<Word> it = words.iterator(); it.hasNext(); ) {
      Word w = it.next();
      try {
        SignHash signs = getSignsFromWord(w, specialTokenConst, pred, targetRel);
        retval.addAll(signs.asSignSet());
      }
      // shouldn't happen
      catch (LexException exc) {
        System.err.println("Unexpected lex exception for word " + w + ": " + exc);
      }
    }
    return retval;
  }
Exemplo n.º 2
0
 static Set<RDPConnection> getAllConnections() {
   lock.lock();
   try {
     Set<RDPConnection> allCon = new HashSet<RDPConnection>();
     Iterator<Map<ConnectionInfo, RDPConnection>> iter = allConMap.values().iterator();
     while (iter.hasNext()) {
       Map<ConnectionInfo, RDPConnection> dcMap = iter.next();
       allCon.addAll(dcMap.values());
     }
     return allCon;
   } finally {
     lock.unlock();
   }
 }
  @RequestMapping(value = VIDEO_SEARCH_PATH, method = RequestMethod.GET)
  public @ResponseBody String[] searchVideo(
      @RequestParam(value = "username") String uName,
      @RequestParam(value = "video") String videoHash,
      HttpServletResponse response) {
    System.out.println("Search from:" + uName);
    if (!user_vidNameMap.containsKey(uName)) {
      response.setStatus(402); // client not connected
      return null;
    }

    Set<String> users = vidName_UserMap.get(videoHash);

    if (users == null) {
      System.out.println("Srearching main server\n");
      try {
        users = masterService.psSearch(hostAdder, videoHash);
      } catch (Exception e) {
        System.err.println(e.getMessage());
        return null;
      }
      if (users == null) return null;
      if (vidName_UserMap.containsKey(videoHash)) {
        vidName_UserMap.get(videoHash).addAll(users);
      } else {
        Set<String> s = new HashSet<String>();
        s.addAll(users);
        vidName_UserMap.put(videoHash, s);
      }
    } else {
      Iterator<String> it = users.iterator();
      while (it.hasNext()) {
        String temp = it.next();
        if (!activeUsers.contains(temp)) {
          it.remove();
        }
      }
    }
    System.out.println("Search result : " + Arrays.asList(users.toArray(new String[0])));
    // String [] a = new String[]
    return users.toArray(new String[0]);
  }
Exemplo n.º 4
0
  public static void loadPermissions(URL url) throws IOException, PermissionParseException {

    BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
    String line;
    Pattern ignore = Pattern.compile("^\\s*(//.*)?$");
    Pattern valid =
        Pattern.compile("^\\s*permission\\s+(\\S+)" + "(\\s+\"([^\"]*)\"(,\\s+\"([^\"]*)\")?)?;$");

    Set<Permission> perms = new HashSet<Permission>();

    while ((line = in.readLine()) != null) {
      if (ignore.matcher(line).matches()) {
        continue;
      }

      Matcher matcher = valid.matcher(line);
      if (!matcher.matches()) {
        throw new PermissionParseException("invalid syntax: " + line);
      }

      int nGroups = matcher.groupCount();
      String type = matcher.group(1);
      String name = expand(nGroups >= 3 ? matcher.group(3) : null);
      String actions = expand(nGroups >= 5 ? matcher.group(5) : null);

      try {
        Permission perm = getPermission(type, name, actions);
        perms.add(perm);
      } catch (Throwable e) {
        String message =
            String.format(
                "could not instantiate permission: " + "type=%s name=%s actions=",
                type, name, actions);
        throw new PermissionParseException(message, e);
      }
    }

    in.close();

    permSet.addAll(perms);
  }