@Override
 public void doGet(HttpServletRequest request, HttpServletResponse response)
     throws ServletException, IOException {
   response.setContentType("text/html");
   PrintWriter out = response.getWriter();
   String title = "Test Servlet with Utilities";
   out.println(
       ServletUtilities.headWithTitle(title)
           + "<body bgcolor=\"#fdf5e6\">\n"
           + "<h1>"
           + title
           + "</h1>\n"
           + "<p>Simple servlet for testing.</p>\n"
           + "</body></html>");
 }
示例#2
0
  public void doGet(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {

    response.setContentType("text/html");
    PrintWriter out = response.getWriter();
    String title = "Reading All Request Parameters";
    out.println(
        ServletUtilities.headWithTitle(title)
            + "<BODY BGCOLOR=\"#FDF5E6\">\n"
            + "<H1 ALIGN=CENTER>"
            + title
            + "</H1>\n"
            + "<TABLE BORDER=1 ALIGN=CENTER>\n"
            + "<TR BGCOLOR=\"#FFAD00\">\n"
            + "<TH>Parameter Name<TH>Parameter Value(s)");
    Enumeration paramNames = request.getParameterNames();
    while (paramNames.hasMoreElements()) {
      String paramName = (String) paramNames.nextElement();
      out.println("<TR><TD>" + paramName + "\n<TD>");
      String[] paramValues = request.getParameterValues(paramName);
      if (paramValues.length == 1) {
        String paramValue = paramValues[0];
        if (paramValue.length() == 0) out.print("<I>No Value</I>");
        else out.print(paramValue);
      } else {
        out.println("<UL>");
        for (int i = 0; i < paramValues.length; i++) {
          out.println("<LI>" + paramValues[i]);
        }
        out.println("</UL>");
      }
    }
    out.println("</TABLE>\n</BODY></HTML>");
  }
示例#3
0
  public static String getBarSeries(Map dataSource, String objectName, HttpSession session)
      throws Exception {
    DefaultKeyedValues barValues = new DefaultKeyedValues();
    DefaultKeyedValues seriesValues = new DefaultKeyedValues();
    Element chartObject =
        XMLHandler.getElementByAttribute(getChartObjectList(), "name", objectName);

    Element barField = chartObject.getChild("BarFields").getChild("Field");
    Element seriesField = chartObject.getChild("SeriesFields").getChild("Field");

    for (int i = 0; i < dataSource.size(); i++) {
      Map rec = (Map) dataSource.get("ROW" + i);
      barValues.addValue(
          DataFilter.show(rec, chartObject.getChildText("ColumnLabel")),
          Double.parseDouble(rec.get(barField.getAttributeValue("name")).toString()));
      seriesValues.addValue(
          DataFilter.show(rec, chartObject.getChildText("ColumnLabel")),
          Double.parseDouble(rec.get(seriesField.getAttributeValue("name")).toString()));
    }

    CategoryDataset dataset =
        DatasetUtilities.createCategoryDataset(barField.getAttributeValue("label"), barValues);

    PlotOrientation plotOrientation =
        chartObject.getAttributeValue("plotOrientation").equalsIgnoreCase("VERTICAL")
            ? PlotOrientation.VERTICAL
            : PlotOrientation.HORIZONTAL;
    JFreeChart chart =
        ChartFactory.createBarChart3D(
            chartObject.getAttributeValue("title"),
            chartObject.getAttributeValue("categoryAxisLabel"),
            chartObject.getAttributeValue("valueAxisLabel"),
            dataset,
            plotOrientation,
            chartObject.getAttribute("showLegend").getBooleanValue(),
            chartObject.getAttribute("showToolTips").getBooleanValue(),
            chartObject.getAttribute("urls").getBooleanValue());

    CategoryPlot categoryplot = chart.getCategoryPlot();
    LineRenderer3D lineRenderer = new LineRenderer3D();
    CategoryDataset datasetSeries =
        DatasetUtilities.createCategoryDataset(
            seriesField.getAttributeValue("label"), seriesValues);

    categoryplot.setDataset(1, datasetSeries);
    categoryplot.setRangeAxis(1, new NumberAxis3D(seriesField.getAttributeValue("label")));
    categoryplot.setRenderer(1, lineRenderer);
    categoryplot.mapDatasetToRangeAxis(1, 1);

    BarRenderer3D barrenderer = (BarRenderer3D) categoryplot.getRenderer();
    barrenderer.setLabelGenerator(new StandardCategoryLabelGenerator());
    barrenderer.setItemLabelsVisible(true);
    barrenderer.setPositiveItemLabelPosition(
        new ItemLabelPosition(ItemLabelAnchor.OUTSIDE1, TextAnchor.BASELINE_CENTER));

    //	        lineRenderer.setLabelGenerator(new StandardCategoryLabelGenerator());
    //	        lineRenderer.setItemLabelsVisible(true);
    //	        lineRenderer.setPositiveItemLabelPosition(
    //	                new ItemLabelPosition(ItemLabelAnchor.OUTSIDE10, TextAnchor.CENTER));

    float alpha = 0.7F;
    if (chartObject.getAttribute("alpha") != null) {
      alpha = chartObject.getAttribute("alpha").getFloatValue();
    }
    categoryplot.setForegroundAlpha(alpha);

    int width, height;
    if (chartObject.getAttributeValue("width").equalsIgnoreCase("auto")) {
      width = (50 * dataSource.size()) + 100;
    } else {
      width = Integer.parseInt(chartObject.getAttributeValue("width"));
    }
    if (chartObject.getAttributeValue("height").equalsIgnoreCase("auto")) {
      height = (50 * dataSource.size()) + 100;
    } else {
      height = Integer.parseInt(chartObject.getAttributeValue("height"));
    }

    return ServletUtilities.saveChartAsPNG(chart, width, height, session);
  }
示例#4
0
  public static String getSimplePieChart(Map dataSource, String objectName, HttpSession session)
      throws Throwable {
    DefaultPieDataset dataset = new DefaultPieDataset();

    Element chartObject =
        XMLHandler.getElementByAttribute(getChartObjectList(), "name", objectName);

    String title = chartObject.getAttributeValue("title");

    int width = Integer.parseInt(chartObject.getAttributeValue("width"));
    int height = Integer.parseInt(chartObject.getAttributeValue("height"));

    Element LabelKeys = chartObject.getChild("Labels");
    Element ValueKeys = chartObject.getChild("Values");

    String valueKey = ValueKeys.getText();
    String valueType = ValueKeys.getAttributeValue("type");
    List labelKeys = LabelKeys.getChildren("Label");
    String labelKey = LabelKeys.getText();

    if (valueType.equalsIgnoreCase("number")) {
      for (int i = 0; i < dataSource.size(); i++) {
        Map rec = (Map) dataSource.get("ROW" + i);
        Number value = (Number) rec.get(valueKey);
        String label;
        if (labelKeys.isEmpty()) {
          label = DataFilter.show(rec, labelKey);
        } else {
          label = ((Element) labelKeys.get(i)).getText();
        }
        dataset.setValue(label, value);
      }
    } else {
      for (int i = 0; i < dataSource.size(); i++) {
        Map rec = (Map) dataSource.get("ROW" + i);
        double value = (Double) rec.get(valueKey);
        String label;
        if (labelKeys.isEmpty()) {
          label = DataFilter.show(rec, labelKey);
        } else {
          label = ((Element) labelKeys.get(i)).getText();
        }
        dataset.setValue(label, value);
      }
    }

    JFreeChart chart =
        ChartFactory.createPieChart3D(
            title,
            dataset,
            chartObject.getAttribute("showLegend").getBooleanValue(),
            chartObject.getAttribute("showToolTips").getBooleanValue(),
            chartObject.getAttribute("urls").getBooleanValue());

    PiePlot3D pie3dplot = (PiePlot3D) chart.getPlot();

    float alpha = 0.7F;
    if (chartObject.getAttribute("alpha") != null) {
      alpha = chartObject.getAttribute("alpha").getFloatValue();
    }
    pie3dplot.setForegroundAlpha(alpha);

    return ServletUtilities.saveChartAsPNG(chart, width, height, null, session);
  }
示例#5
0
  public static String getSimpleBarChart(Map dataSource, String objectName, HttpSession session)
      throws Throwable {
    Element chartObject =
        XMLHandler.getElementByAttribute(getChartObjectList(), "name", objectName);

    List invokeFields = chartObject.getChild("InvokeFields").getChildren("Field");
    double[][] data = new double[invokeFields.size()][dataSource.size()];
    String[] rowKeys = new String[invokeFields.size()];
    String[] columnKeys = new String[dataSource.size()];
    String columnLabel = chartObject.getChildText("ColumnLabel");

    for (int i = 0; i < dataSource.size(); i++) {
      Map rec = (Map) dataSource.get("ROW" + i);
      columnKeys[i] = DataFilter.show(rec, columnLabel);
      for (int j = 0; j < invokeFields.size(); j++) {
        data[j][i] =
            Double.parseDouble(
                rec.get(((Element) invokeFields.get(j)).getAttributeValue("name")).toString());
      }
    }
    for (int i = 0; i < invokeFields.size(); i++) {
      rowKeys[i] = ((Element) invokeFields.get(i)).getAttributeValue("label");
    }

    CategoryDataset dataset = DatasetUtilities.createCategoryDataset(rowKeys, columnKeys, data);

    PlotOrientation plotOrientation =
        chartObject.getAttributeValue("plotOrientation").equalsIgnoreCase("VERTICAL")
            ? PlotOrientation.VERTICAL
            : PlotOrientation.HORIZONTAL;
    JFreeChart chart =
        ChartFactory.createBarChart3D(
            chartObject.getAttributeValue("title"),
            chartObject.getAttributeValue("categoryAxisLabel"),
            chartObject.getAttributeValue("valueAxisLabel"),
            dataset,
            plotOrientation,
            chartObject.getAttribute("showLegend").getBooleanValue(),
            chartObject.getAttribute("showToolTips").getBooleanValue(),
            chartObject.getAttribute("urls").getBooleanValue());

    CategoryPlot C3dplot = (CategoryPlot) chart.getPlot();
    if (chartObject.getAttribute("alpha") != null) {
      C3dplot.setForegroundAlpha(chartObject.getAttribute("alpha").getFloatValue());
    }

    BarRenderer3D barrenderer = (BarRenderer3D) C3dplot.getRenderer();
    barrenderer.setLabelGenerator(new StandardCategoryLabelGenerator());
    barrenderer.setItemLabelsVisible(true);
    barrenderer.setPositiveItemLabelPosition(
        new ItemLabelPosition(ItemLabelAnchor.OUTSIDE1, TextAnchor.BASELINE_CENTER));

    int width, height;
    if (chartObject.getAttributeValue("width").equalsIgnoreCase("auto")) {
      width = (50 * dataSource.size()) * invokeFields.size() + 100;
    } else {
      width = Integer.parseInt(chartObject.getAttributeValue("width"));
    }
    if (chartObject.getAttributeValue("height").equalsIgnoreCase("auto")) {
      height = (50 * dataSource.size()) * invokeFields.size() + 100;
    } else {
      height = Integer.parseInt(chartObject.getAttributeValue("height"));
    }

    return ServletUtilities.saveChartAsPNG(chart, width, height, session);
  }