Beispiel #1
0
    public void map(LongWritable key, Text value, Context context)
        throws IOException, InterruptedException {

      String strId = "";
      String strBody = "";

      // Parse the xml and read data (page id and article body)
      // Using XOM library
      Builder builder = new Builder();

      try {
        Document doc = builder.build(value.toString(), null);

        Nodes nodeId = doc.query("//eecs485_article_id");
        strId = nodeId.get(0).getChild(0).getValue();

        Nodes nodeBody = doc.query("//eecs485_article_body");
        strBody = nodeBody.get(0).getChild(0).getValue();
      } catch (ParsingException ex) {
        System.out.println("Not well-formed.");
        System.out.println(ex.getMessage());
      } catch (IOException ex) {
        System.out.println("io exception");
      }

      // Tokenize document body
      Pattern pattern = Pattern.compile("\\w+");
      Matcher matcher = pattern.matcher(strBody);

      while (matcher.find()) {
        // Write the parsed token
        // key = term, docid   value = 1
        context.write(new Text(matcher.group() + "," + strId), one);
      }
    }
  private Collection<ConnectableDefinition> loadConnectableDefs(File connectableDefs) {
    Collection<ConnectableDefinition> defs = new HashSet<ConnectableDefinition>();
    try {
      Builder parser = new Builder();
      Document doc = parser.build(connectableDefs);
      Element root = doc.getRootElement();

      Elements definitions = root.getChildElements();
      for (int i = 0; i < definitions.size(); i++) {
        Element definition = definitions.get(i);
        String id = definition.getAttributeValue("id");
        String pinCount = definition.getAttributeValue("pins");
        String type = definition.getAttributeValue("type");

        ConnectableDefinition d = new ConnectableDefinition(id, type, Integer.parseInt(pinCount));

        Elements pins = definition.getChildElements();
        for (int j = 0; j < pins.size(); j++) {
          Element pinElement = pins.get(j);
          String pinNumber = pinElement.getAttributeValue("number");
          String pinName = pinElement.getAttributeValue("name");
          d.addPin(Integer.parseInt(pinNumber), pinName);
        }

        defs.add(d);
      }
    } catch (ParsingException ex) {
      System.err.println("malformed XML file : " + ex.getMessage());
    } catch (IOException ex) {
      System.err.println("io error : " + ex.getMessage());
    }
    return defs;
  }
  protected ComponentSet loadSet(File componentsDef, File connectionsDef) {
    ComponentSet set = null;

    // for collecting all connectables
    Map<String, Connectable> connectables = new HashMap<String, Connectable>();

    try {
      // open the components.xml file
      Builder builder = new Builder();
      Document doc = builder.build(componentsDef);
      Element componentsRoot = doc.getRootElement();

      int rows = Integer.parseInt(componentsRoot.getAttributeValue("rows"));
      int cols = Integer.parseInt(componentsRoot.getAttributeValue("cols"));
      boolean autoLocate = Boolean.parseBoolean(componentsRoot.getAttributeValue("autoLocate"));

      // add connectables (components need to be located in the set,
      // endpoints are not so they are just added to the connectables map
      Elements componentElements = componentsRoot.getChildElements();
      if (autoLocate) {
        set = addComponentsWithAutoLocate(connectables, rows, cols, componentElements);
      } else {
        set = addComponents(connectables, rows, cols, componentElements);
      }

      doc = builder.build(connectionsDef);
      Element connectionsRoot = doc.getRootElement();

      // add connections
      Elements connections = connectionsRoot.getChildElements();
      for (int i = 0; i < connections.size(); i++) {
        Element c = connections.get(i);
        String from = c.getAttributeValue("from");
        String to = c.getAttributeValue("to");
        String fromPinLabel = c.getAttributeValue("fromPin");
        String toPinLabel = c.getAttributeValue("toPin");

        Connectable fromComp = connectables.get(from);
        Connectable toComp = connectables.get(to);

        Collection<Pin> fromPins = fromComp.getPins(fromPinLabel);
        Collection<Pin> toPins = toComp.getPins(toPinLabel);

        Connection con = new Connection(fromComp, fromPins, toComp, toPins);
        set.addConnection(con);
      }

    } catch (ParsingException ex) {
      System.err.println("malformed XML file : " + ex.getMessage());
    } catch (IOException ex) {
      System.err.println("io error : " + ex.getMessage());
    }
    return set;
  }
Beispiel #4
0
  public static void main(String[] args) {

    if (args.length <= 0) {
      System.out.println("Usage: java nu.xom.samples.PureValidator URL");
      return;
    }

    try {
      Builder parser = new Builder(true, new MinimalNodeFactory());
      parser.build(args[0]);
      System.out.println(args[0] + " is valid.");
    } catch (ValidityException ex) {
      System.out.println(args[0] + " is not valid.");
      System.out.println(ex.getMessage());
      System.out.println(" at line " + ex.getLineNumber() + ", column " + ex.getColumnNumber());
    } catch (ParsingException ex) {
      System.out.println(args[0] + " is not well-formed.");
      System.out.println(ex.getMessage());
      System.out.println(" at line " + ex.getLineNumber() + ", column " + ex.getColumnNumber());
    } catch (IOException ex) {
      System.out.println("Due to an IOException, the parser could not check " + args[0]);
    }
  }