Пример #1
0
  protected Document parseDocument(RequestContext context, String xmlUri)
      throws MalformedURLException, MissingResourceException {

    Locale loc = Resources.instance().getLocaleContextHolderLocale();
    if (loc == null) {
      loc = context.getLocale(); // Default: browser setting
    }
    URL url = ResourceLocator.getResource(context.getServletContext(), loc, xmlUri);

    Document document = XmlUtils.parse(url);
    // In replaceI18n(...) it is examined whether "bundle" - attribute available
    I18nReplacer replacer = I18nReplacer.instance(Resources.instance(getClass()));
    if (replacer != null) {
      replacer.replaceAll(document);
    } else {
      FormDocument.replaceI18n(context, document, getBundle());
    }

    return document;
  }
Пример #2
0
/**
 * Misc helpers
 *
 * @author av
 */
public class OlapUtils {

  static final Set infix = new HashSet();
  static final Set prefix = new HashSet();

  static {
    String[] s =
        new String[] {"and", "or", "xor", "*", "/", "+", "-", "%", "<", ">", "<=", ">=", "<>", "="};
    for (int i = 0; i < s.length; i++) infix.add(s[i]);

    prefix.add("-");
    prefix.add("not");
  };

  static Resources resources = Resources.instance(OlapUtils.class);
  static final Set singleRecordLevelNames = new HashSet();

  static {
    String s = resources.getString("single.record.level");
    StringTokenizer st = new StringTokenizer(s);
    while (st.hasMoreTokens()) singleRecordLevelNames.add(st.nextToken());
  }

  private OlapUtils() {}

  /**
   * returns a matrix[rows][columns] of cells
   *
   * @param result - a 0, 1, or 2 dimensional Result
   * @return a matrix containing the result cells
   * @see #getCellList
   */
  public static Cell[][] getCellMatrix(Result result) {
    int rows, cols;
    switch (result.getAxes().length) {
      case 0:
        cols = 1;
        rows = 1;
        break;
      case 1:
        cols = result.getAxes()[0].getPositions().size();
        rows = 1;
        break;
      case 2:
        cols = result.getAxes()[0].getPositions().size();
        rows = result.getAxes()[1].getPositions().size();
        break;
      default:
        throw new IllegalArgumentException("result must be 0,1 or 2 dimensional");
    }
    Iterator it = result.getCells().iterator();
    Cell[][] matrix = new Cell[rows][cols];
    for (int row = 0; row < rows; row++)
      for (int col = 0; col < cols; col++) matrix[row][col] = (Cell) it.next();
    return matrix;
  }

  /**
   * creates a list of cells out of a matrix
   *
   * @see #getCellMatrix
   */
  public static List getCellList(Cell[][] matrix) {
    if (matrix.length == 0) return Collections.EMPTY_LIST;
    int rows = matrix.length;
    int cols = matrix[0].length;
    List list = new ArrayList(rows * cols);
    for (int row = 0; row < rows; row++) {
      for (int col = 0; col < cols; col++) {
        list.add(matrix[row][col]);
      }
    }
    return list;
  }

  public static Cell[][] transposeCellMatrix(Cell[][] oldCells) {
    int rows = oldCells.length;
    int cols = oldCells[0].length;
    Cell[][] newCells = new Cell[cols][rows];
    for (int row = 0; row < rows; row++) {
      for (int col = 0; col < cols; col++) {
        newCells[col][row] = oldCells[row][col];
      }
    }
    return newCells;
  }

  /** returns the number of members on each position */
  public static int countHierarchies(Axis axis) {
    List positions = axis.getPositions();
    if (positions.size() == 0) return 0;
    return ((Position) positions.get(0)).getMembers().length;
  }

  public static Level getParentLevel(Level level) {
    Hierarchy hier = level.getHierarchy();
    Level[] levels = hier.getLevels();
    for (int i = 1; i < levels.length; i++) if (level.equals(levels[i])) return levels[i - 1];
    return null;
  }

  public static Level getChildLevel(Level level) {
    Hierarchy hier = level.getHierarchy();
    Level[] levels = hier.getLevels();
    for (int i = 0; i < levels.length - 1; i++) if (level.equals(levels[i])) return levels[i + 1];
    return null;
  }

  /**
   * compare member array
   *
   * @param aMem1
   * @param aMem2
   * @return true if member arrays compare
   */
  public static boolean compareMembers(Member[] aMem1, Member[] aMem2) {
    if (aMem1.length != aMem2.length) return false;
    for (int i = 0; i < aMem1.length; i++) {
      // any null does not compare
      if (aMem1[i] == null) return false;
      if (!aMem1[i].equals(aMem2[i])) return false;
    }
    return true;
  }

  /** return the dimensions that are displayed on a visible axis */
  public static Set getVisibleDimensions(OlapModel model) throws OlapException {
    Set visible = new HashSet();
    Axis[] axes = model.getResult().getAxes();
    for (int i = 0; i < axes.length; i++) {
      Hierarchy[] hiers = axes[i].getHierarchies();
      for (int j = 0; j < hiers.length; j++) visible.add(hiers[j].getDimension());
    }
    return visible;
  }

  /** return the dimensions that are on the slicer axis (all that are not visible) */
  public static Set getSlicerDimensions(OlapModel model) throws OlapException {
    Set visible = getVisibleDimensions(model);
    Set slicer = new HashSet();
    Dimension[] dims = model.getDimensions();
    for (int i = 0; i < dims.length; i++) {
      if (!visible.contains(dims[i])) slicer.add(dims[i]);
    }
    return slicer;
  }

  /**
   * check, whether a function name matches an infis function like "+" or "-"
   *
   * @param fuName
   * @return
   */
  public static boolean isInfixFunction(String fuName) {
    return infix.contains(fuName);
  }

  /**
   * check, whether a function name matches an prefix function like "not" or "unary -"
   *
   * @param fuName
   * @return
   */
  public static boolean isPrefixFunction(String fuName) {
    return prefix.contains(fuName);
  }

  /**
   * true if for every member of the lowest level of <code>hier</code> there is a corresponding row
   * in the fact table. If so, the Hierarchy is handled differently in the GUI.
   */
  public static boolean isSingleRecord(Hierarchy hier) {
    Level lowest = getLowestLevel(hier);
    return singleRecordLevelNames.contains(lowest.getLabel());
  }

  /**
   * true if for every member of the lowest level of any hierarchy in <code>dim</code> there is a
   * corresponding row in the fact table. If so, the Hierarchy is handled differently in the GUI.
   */
  public static boolean isSingleRecord(Dimension dim) {
    Hierarchy[] hiers = dim.getHierarchies();
    for (int i = 0; i < hiers.length; i++) if (isSingleRecord(hiers[i])) return true;
    return false;
  }

  public static Level getLowestLevel(Hierarchy hier) {
    Level[] levels = hier.getLevels();
    return levels[levels.length - 1];
  }

  /** Return a list of active dimensions on the slicer */
  public static Set getActiveSlicerDimensions(OlapModel model) throws OlapException {
    Set active = new HashSet();
    Axis slicer = model.getResult().getSlicer();
    Hierarchy[] hiers = slicer.getHierarchies();
    for (int j = 0; j < hiers.length; j++) {
      active.add(hiers[j].getDimension());
    }
    return active;
  }

  /** Return a list of active dimensions on the slicer */
  public static Set getActiveSlicerHierarchies(OlapModel model) throws OlapException {
    Set active = new HashSet();
    Axis slicer = model.getResult().getSlicer();
    Hierarchy[] hiers = slicer.getHierarchies();
    for (int j = 0; j < hiers.length; j++) active.add(hiers[j]);
    return active;
  }

  /** return the hierarchies that are on the slicer axis (all that are not visible) */
  public static Set getSlicerHierarchies(OlapModel model) throws OlapException {
    Set visible = getVisibleDimensions(model);

    /* Get dimensions and hierarchies on the slicer */

    Axis slicer = model.getResult().getSlicer();
    Set selectedSlicerDims = new HashSet();
    Set selectedSlicerHiers = new HashSet();

    List positions = slicer.getPositions();

    for (Iterator iter = positions.iterator(); iter.hasNext(); ) {
      Position pos = (Position) iter.next();
      Member[] posMembers = pos.getMembers();
      for (int i = 0; i < posMembers.length; i++) {
        Hierarchy hier = posMembers[i].getLevel().getHierarchy();
        Dimension dim = hier.getDimension();

        if (!selectedSlicerHiers.contains(hier)) selectedSlicerHiers.add(hier);

        if (!selectedSlicerDims.contains(dim)) selectedSlicerDims.add(dim);
      }
    }
    /* Return hierarchies that are not on the rows or columns and for the selected
     * members, return the selected hierarchy
     */
    Set slicerHiers = new HashSet();
    Dimension[] dims = model.getDimensions();
    for (int i = 0; i < dims.length; i++) {
      if (!visible.contains(dims[i])) {
        if (!selectedSlicerDims.contains(dims[i])) {
          slicerHiers.add(dims[i].getHierarchies()[0]);
        } else {
          for (Iterator it = selectedSlicerHiers.iterator(); it.hasNext(); ) {
            Hierarchy hier = (Hierarchy) it.next();
            Dimension dim = hier.getDimension();
            if (dim.equals(dims[i])) {
              slicerHiers.add(hier);
              break;
            }
          }
        }
      }
    }

    return slicerHiers;
  }
}