Example usage for java.util Vector Vector

List of usage examples for java.util Vector Vector

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Introduction

In this page you can find the example usage for java.util Vector Vector.

Prototype

public Vector()

Source Link

Document

Constructs an empty vector so that its internal data array has size 10 and its standard capacity increment is zero.

Usage

From source file:WebCrawler.java

  public void run() {
  String strURL = "http://www.google.com";
  String strTargetType = "text/html";
  int numberSearched = 0;
  int numberFound = 0;

  if (strURL.length() == 0) {
    System.out.println("ERROR: must enter a starting URL");
    return;/*from w  ww.  j a  v a 2s .co m*/
  }

  vectorToSearch = new Vector();
  vectorSearched = new Vector();
  vectorMatches = new Vector();

  vectorToSearch.addElement(strURL);

  while ((vectorToSearch.size() > 0)
      && (Thread.currentThread() == searchThread)) {
    strURL = (String) vectorToSearch.elementAt(0);

    System.out.println("searching " + strURL);

    URL url = null;
    try {
      url = new URL(strURL);
    } catch (MalformedURLException e1) {
      // TODO Auto-generated catch block
      e1.printStackTrace();
    }

    vectorToSearch.removeElementAt(0);
    vectorSearched.addElement(strURL);

    try {
      URLConnection urlConnection = url.openConnection();

      urlConnection.setAllowUserInteraction(false);

      InputStream urlStream = url.openStream();
      String type = urlConnection.guessContentTypeFromStream(urlStream);
      if (type == null)
        break;
      if (type.compareTo("text/html") != 0)
        break;

      byte b[] = new byte[5000];
      int numRead = urlStream.read(b);
      String content = new String(b, 0, numRead);
      while (numRead != -1) {
        if (Thread.currentThread() != searchThread)
          break;
        numRead = urlStream.read(b);
        if (numRead != -1) {
          String newContent = new String(b, 0, numRead);
          content += newContent;
        }
      }
      urlStream.close();

      if (Thread.currentThread() != searchThread)
        break;

      String lowerCaseContent = content.toLowerCase();

      int index = 0;
      while ((index = lowerCaseContent.indexOf("<a", index)) != -1) {
        if ((index = lowerCaseContent.indexOf("href", index)) == -1)
          break;
        if ((index = lowerCaseContent.indexOf("=", index)) == -1)
          break;

        if (Thread.currentThread() != searchThread)
          break;

        index++;
        String remaining = content.substring(index);

        StringTokenizer st = new StringTokenizer(remaining, "\t\n\r\">#");
        String strLink = st.nextToken();

        URL urlLink;
        try {
          urlLink = new URL(url, strLink);
          strLink = urlLink.toString();
        } catch (MalformedURLException e) {
          System.out.println("ERROR: bad URL " + strLink);
          continue;
        }

        if (urlLink.getProtocol().compareTo("http") != 0)
          break;

        if (Thread.currentThread() != searchThread)
          break;

        try {
          URLConnection urlLinkConnection = urlLink.openConnection();
          urlLinkConnection.setAllowUserInteraction(false);
          InputStream linkStream = urlLink.openStream();
          String strType = urlLinkConnection
              .guessContentTypeFromStream(linkStream);
          linkStream.close();

          if (strType == null)
            break;
          if (strType.compareTo("text/html") == 0) {
            if ((!vectorSearched.contains(strLink))
                && (!vectorToSearch.contains(strLink))) {

              vectorToSearch.addElement(strLink);
            }
          }

          if (strType.compareTo(strTargetType) == 0) {
            if (vectorMatches.contains(strLink) == false) {
              System.out.println(strLink);
              vectorMatches.addElement(strLink);
              numberFound++;
              if (numberFound >= SEARCH_LIMIT)
                break;
            }
          }
        } catch (IOException e) {
          System.out.println("ERROR: couldn't open URL " + strLink);
          continue;
        }
      }
    } catch (IOException e) {
      System.out.println("ERROR: couldn't open URL " + strURL);
      break;
    }

    numberSearched++;
    if (numberSearched >= SEARCH_LIMIT)
      break;
  }

  if (numberSearched >= SEARCH_LIMIT || numberFound >= SEARCH_LIMIT)
    System.out.println("reached search limit of " + SEARCH_LIMIT);
  else
    System.out.println("done");
  searchThread = null;
}

From source file:SelectionHandler.java

private void removeFromSource(String item) {
    ListModel model = source.getModel();
    Vector listData = new Vector();
    for (int i = 0; i < model.getSize(); i++) {
        listData.addElement(model.getElementAt(i));
    }/*from  w w w .  ja v  a 2  s  . c  o m*/
    listData.removeElement(item);
    source.setListData(listData);
}

From source file:corner.util.VectorUtilsTest.java

public void testSumVector() {
    Vector<String> v = new Vector<String>();
    v.add("1");/*from ww  w.  j  a v  a2  s  . co  m*/
    v.add("2");
    assertEquals(3.0, VectorUtils.sum(v));

    v.add("1.2");
    assertEquals(4.2, VectorUtils.sum(v));

    v.add("1.258");
    assertEquals(5.458, VectorUtils.sum(v));

}

From source file:com.bt.aloha.batchtest.v2.ScenarioRunner.java

public ScenarioRunner() {
    lifecycleListener = new Vector<ScenarioLifecycleListener>();
}

From source file:com.instantme.model.CommentEntryModel.java

public boolean fromJSONObject(JSONObject jobj, IAnimation anim) {
    boolean result = false;
    setAnimation(anim);/*from   w w w  .j  ava  2s  . com*/
    try {
        Vector _data = new Vector();
        JSONArray comments = jobj.getJSONArray("data");
        int numElements = comments.length();

        if (comments != null) {
            for (int n = 0; n < numElements; n++) {
                JSONObject entry = comments.getJSONObject(n);
                CommentEntry c = new CommentEntry();
                c.fromJSONObject(entry, anim);
                _data.addElement(c);
            }
        }
        data = _data;
        result = true;

    } catch (JSONException ex) {
        ex.printStackTrace();
    }

    return result;
}

From source file:com.bt.aloha.batchtest.v2.BaseScenario.java

public BaseScenario() {
    resultListeners = new Vector<ScenarioRunResultListener>();
    this.name = getClass().getSimpleName();
}

From source file:com.npower.dm.util.DDFTreeHelper.java

/**
 * Split the nodePath into a List. The "./" prefix in the node path will be
 * ignored. eg: ./a/b/c/d/ results: {a, b, c, d} /a/b/c/d/ results: {a, b, c,
 * d} a/b/c/d results: {a, b, c, d}/*from  w w w .  j  a  v  a  2 s  . c om*/
 * 
 * @param nodePath
 * @return
 */
public static List<String> getPathVector(String nodePath) {
    String path = nodePath;
    if (path.startsWith("./")) {
        path = nodePath.substring(2, path.length());
    }
    StringTokenizer tokenizer = new StringTokenizer(path, "/");
    List<String> pathVector = new Vector<String>();

    while (tokenizer.hasMoreTokens()) {
        pathVector.add(tokenizer.nextToken());
    }
    return pathVector;
}

From source file:MainClass.java

public PagePrinter() {
    pageContents = new Vector();
}

From source file:com.ricemap.spateDB.mapred.FileSplitUtil.java

/**
 * Combines a number of file splits into one CombineFileSplit. If number of
 * splits to be combined is one, it returns this split as is without creating
 * a CombineFileSplit.//from  www.  j a  v a 2  s  .c  o  m
 * @param splits
 * @param startIndex
 * @param count
 * @return
 * @throws IOException 
 */
public static InputSplit combineFileSplits(JobConf conf, List<FileSplit> splits, int startIndex, int count)
        throws IOException {
    if (count == 1) {
        return splits.get(startIndex);
    } else {
        Path[] paths = new Path[count];
        long[] starts = new long[count];
        long[] lengths = new long[count];
        Vector<String> vlocations = new Vector<String>();
        while (count > 0) {
            paths[count - 1] = splits.get(startIndex).getPath();
            starts[count - 1] = splits.get(startIndex).getStart();
            lengths[count - 1] = splits.get(startIndex).getLength();
            vlocations.addAll(Arrays.asList(splits.get(startIndex).getLocations()));
            count--;
            startIndex++;
        }
        String[] locations = prioritizeLocations(vlocations);
        return new CombineFileSplit(conf, paths, starts, lengths, locations);
    }
}

From source file:org.openmrs.web.controller.concept.ConceptDrugListController.java

/**
 * This is called prior to displaying a form for the first time. It tells Spring the
 * form/command object to load into the request
 * //  w  w w . j av  a  2  s  .c  om
 * @see org.springframework.web.servlet.mvc.AbstractFormController#formBackingObject(javax.servlet.http.HttpServletRequest)
 */

protected Object formBackingObject(HttpServletRequest request) throws ServletException {

    //HttpSession httpSession = request.getSession();

    // default empty Object
    List<Drug> conceptDrugList = new Vector<Drug>();

    //only fill the Object if the user has authenticated properly
    if (Context.isAuthenticated()) {
        ConceptService cs = Context.getConceptService();
        conceptDrugList = cs.getAllDrugs();
    }

    return conceptDrugList;
}