Examples of net.sf.jasperreports.engine.design.JRDesignExpression

Package net.sf.jasperreports.engine.design

Examples of net.sf.jasperreports.engine.design.JRDesignExpression

net.sf.jasperreports.engine.design.JRDesignExpression
@author Teodor Danciu (teodord@users.sourceforge.net) @version $Id: JRDesignExpression.java 3033 2009-08-27 11:46:22Z teodord $

  /**
   * Returns a JRDesignExpression that points to the main report connection
   * @return
   */
  public static JRDesignExpression getReportConnectionExpression() {
    JRDesignExpression connectionExpression = new JRDesignExpression();
    connectionExpression.setText("$P{"+JRDesignParameter.REPORT_CONNECTION+"}");
    connectionExpression.setValueClass(Connection.class);
    return connectionExpression;
  }

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    }
    return dsType;
  }


  public static JRDesignExpression createStringExpression(String text) {
    JRDesignExpression exp = new JRDesignExpression();
    exp.setValueClass(String.class);
    exp.setText(text);
    return exp;
  }

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    exp.setValueClass(String.class);
    exp.setText(text);
    return exp;
  }
  public static JRDesignExpression createExpression(String text, Class clazz) {
    JRDesignExpression exp = new JRDesignExpression();
    exp.setValueClass(clazz);
    exp.setText(text);
    return exp;
  }

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    exp.setValueClass(clazz);
    exp.setText(text);
    return exp;
  }
  public static JRDesignExpression createExpression(String text, String className) {
    JRDesignExpression exp = new JRDesignExpression();
    exp.setValueClassName(className);
    exp.setText(text);
    return exp;
  }

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    exp.setText(text);
    return exp;
  }
  
  public static JRDesignExpression createExpression(SubreportParameter sp) {
    JRDesignExpression exp = new JRDesignExpression();
    exp.setValueClassName(sp.getClassName());
    String text = null;
    if (sp.getParameterOrigin()== DJConstants.SUBREPORT_PARAM_ORIGIN_FIELD){
      text = "$F{" + sp.getExpression() + "}";
    } else if (sp.getParameterOrigin()== DJConstants.SUBREPORT_PARAM_ORIGIN_PARAMETER){
      text = REPORT_PARAMETERS_MAP + ".get( \""+ sp.getExpression() +"\")";
    } else if (sp.getParameterOrigin()== DJConstants.SUBREPORT_PARAM_ORIGIN_VARIABLE){
      text = "$V{" + sp.getExpression() + "}";
    } else { //CUSTOM
      text = sp.getExpression();
    }
    exp.setText(text);
    return exp;
  }

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      return;
    JRDesignBand band = new JRDesignBand();
    getDesign().setNoData(band);
    
    JRDesignTextField text = new JRDesignTextField();
    JRDesignExpression expression = ExpressionUtils.createStringExpression("\""+whenNoDataText+"\"");
    text.setExpression(expression);
    
    if (style == null){
      style = getReport().getOptions().getDefaultDetailStyle();
    }

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       * Barcode column
       */
      if (column instanceof BarCodeColumn) {
        BarCodeColumn barcodeColumn = (BarCodeColumn)column;
        JRDesignImage image = new JRDesignImage(new JRDesignStyle().getDefaultStyleProvider());
        JRDesignExpression imageExp = new JRDesignExpression();
//        imageExp.setText("ar.com.fdvs.dj.core.BarcodeHelper.getBarcodeImage("+barcodeColumn.getBarcodeType() + ", "+ column.getTextForExpression()+ ", "+ barcodeColumn.isShowText() + ", " + barcodeColumn.isCheckSum() + ", " + barcodeColumn.getApplicationIdentifier() + ","+ column.getWidth() +", "+ report.getOptions().getDetailHeight().intValue() + " )" );


        //Do not pass column height and width mecause barbecue
        //generates the image with wierd dimensions. Pass 0 in both cases
        String applicationIdentifier = barcodeColumn.getApplicationIdentifier();
        if (applicationIdentifier != null && !"".equals(applicationIdentifier.trim()) ){
          applicationIdentifier = "$F{" + applicationIdentifier + "}";
        } else {
          applicationIdentifier = "\"\"";
        }
        imageExp.setText("ar.com.fdvs.dj.core.BarcodeHelper.getBarcodeImage("+barcodeColumn.getBarcodeType() + ", "+ column.getTextForExpression()+ ", "+ barcodeColumn.isShowText() + ", " + barcodeColumn.isCheckSum() + ", " + applicationIdentifier + ",0,0 )" );




        imageExp.setValueClass(java.awt.Image.class);
        image.setExpression(imageExp);
        image.setHeight(getReport().getOptions().getDetailHeight().intValue());
        image.setWidth(column.getWidth().intValue());
        image.setX(column.getPosX().intValue());
        image.setScaleImage(barcodeColumn.getScaleMode().getValue());


        image.setOnErrorType(JRDesignImage.ON_ERROR_TYPE_ICON); //FIXME should we provide control of this to the user?


        applyStyleToElement(column.getStyle(), image);


        detail.addElement(image);
      }
      /**
       * Image columns
       */
      else if (column instanceof ImageColumn) {
        ImageColumn imageColumn = (ImageColumn)column;
        JRDesignImage image = new JRDesignImage(new JRDesignStyle().getDefaultStyleProvider());
        JRDesignExpression imageExp = new JRDesignExpression();
        imageExp.setText(column.getTextForExpression());


        imageExp.setValueClassName(imageColumn.getColumnProperty().getValueClassName());
        image.setExpression(imageExp);
        image.setHeight(getReport().getOptions().getDetailHeight().intValue());
        image.setWidth(column.getWidth().intValue());
        image.setX(column.getPosX().intValue());
        image.setScaleImage(imageColumn.getScaleMode().getValue());

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  /**
   * Places a square as DetailBand background for odd rows.
   * @param JRDesignBand detail
   */
  private void decorateOddRows(JRDesignBand detail) {
    JRDesignExpression expression = new JRDesignExpression();
    expression.setValueClass(Boolean.class);
    expression.setText(EXPRESSION_TRUE_WHEN_ODD);


    JRDesignRectangle rectangle = new JRDesignRectangle();
    rectangle.setPrintWhenExpression(expression);
    DynamicReportOptions options = getReport().getOptions();
    rectangle.setHeight(options.getDetailHeight().intValue());

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   * @param String textForExpression
   * @return JRExpression
   */
  private JRExpression getExpressionForConditionalStyle(String paramName, String textForExpression) {
     String text = "(("+CustomExpression.class.getName()+")$P{"+paramName+"})."+CustomExpression.EVAL_METHOD_NAME+"("+textForExpression+")";
     JRDesignExpression expression = new JRDesignExpression();
     expression.setValueClass(Boolean.class);
     expression.setText(text);
     return expression;
  }

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      AbstractColumn col = (AbstractColumn) iter.next();
      if (col.getTitle() == null)
        continue;


      JRDesignExpression expression = new JRDesignExpression();
      JRDesignTextField textField = new JRDesignTextField();
      expression.setText("\""+ col.getTitle() + "\"");


      expression.setValueClass(String.class);


      textField.setKey("header_"+col.getTitle());
      textField.setExpression(expression);


      textField.setX(col.getPosX().intValue());

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ar.com.fdvs.dj.core.layout.AutoTextExpressionUtils

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ar.com.fdvs.dj.core.layout.CommonExpressionsHelper

ar.com.fdvs.dj.core.layout.Dj2JrCrosstabBuilder

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ar.com.fdvs.dj.core.registration.ColumnsGroupVariablesRegistrationManager

ar.com.fdvs.dj.core.registration.DJGroupRegistrationManager

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