private JRVariable createHelperVariable(
JRVariable variable, String nameSuffix, byte calculation) {
JRDesignVariable helper = new JRDesignVariable();
helper.setName(variable.getName() + nameSuffix);
helper.setValueClassName(variable.getValueClassName());
helper.setIncrementerFactoryClassName(variable.getIncrementerFactoryClassName());
helper.setResetType(variable.getResetType());
helper.setResetGroup(variable.getResetGroup());
helper.setIncrementType(variable.getIncrementType());
helper.setIncrementGroup(variable.getIncrementGroup());
helper.setCalculation(calculation);
helper.setSystemDefined(true);
helper.setExpression(variable.getExpression());
return helper;
}
private JRVariable createDistinctCountHelperVariable(JRVariable variable) {
JRDesignVariable helper = new JRDesignVariable();
helper.setName(variable.getName() + "_DISTINCT_COUNT");
helper.setValueClassName(variable.getValueClassName());
helper.setIncrementerFactoryClassName(JRDistinctCountIncrementerFactory.class.getName());
helper.setResetType(JRVariable.RESET_TYPE_REPORT);
if (variable.getIncrementType() != JRVariable.RESET_TYPE_NONE)
helper.setResetType(variable.getIncrementType());
helper.setResetGroup(variable.getIncrementGroup());
helper.setCalculation(JRVariable.CALCULATION_NOTHING);
helper.setSystemDefined(true);
helper.setExpression(variable.getExpression());
return helper;
}
@Override
public JRDesignElement createReportElement(JasperDesign jd) {
JRDesignTextField element = (JRDesignTextField) super.createReportElement(jd);
FieldPercentageDialog dialog = new FieldPercentageDialog(Misc.getMainFrame());
dialog.setJasperDesign(jd);
dialog.setVisible(true);
if (dialog.getDialogResult() == JOptionPane.OK_OPTION) {
JRField f = dialog.getSelectedField();
ResetTypeEnum resetType = dialog.getSelectedResetTypeValue();
JRGroup group = null;
if (resetType == ResetTypeEnum.GROUP) {
group = dialog.getSelectedGroup();
}
// Let's create the variable...
JRDesignVariable variable = new JRDesignVariable();
for (int i = 0; ; ++i) {
String vname = f.getName() + "_SUM";
if (i > 0) vname += "_" + i;
if (jd.getVariablesMap().containsKey(vname)) {
continue;
}
variable.setName(vname);
break;
}
variable.setExpression(
Misc.createExpression(f.getValueClassName(), "$F{" + f.getName() + "}"));
variable.setValueClassName(f.getValueClassName());
variable.setCalculation(CalculationEnum.SUM);
variable.setResetType(resetType);
if (resetType == ResetTypeEnum.GROUP) {
variable.setResetGroup(group);
}
try {
jd.addVariable(variable);
} catch (JRException ex) {
ex.printStackTrace();
}
((JRDesignExpression) element.getExpression())
.setText(
"new Double( $F{"
+ f.getName()
+ "}.doubleValue() / $V{"
+ variable.getName()
+ "}.doubleValue() )");
((JRDesignExpression) element.getExpression()).setValueClassName("java.lang.Double");
element.setPattern("#,##0.00%");
setMatchingClassExpression(
((JRDesignExpression) element.getExpression()),
((JRDesignExpression) element.getExpression()).getValueClassName(),
true);
element.setEvaluationTime(EvaluationTimeEnum.AUTO);
return element;
}
return null;
}
protected Object transformEntity(Entity entity) {
DJGroupVariable groupVariable = (DJGroupVariable) entity;
AbstractColumn col = groupVariable.getColumnToApplyOperation();
String variableName = groupVariable.getName();
log.debug("transforming group variable " + variableName);
DJCalculation op = groupVariable.getOperation();
JRDesignExpression expression = new JRDesignExpression();
// only variables from the last registered group are important now
List groupsList = getDjd().getGroupsList();
JRDesignGroup registeredGroup = (JRDesignGroup) groupsList.get(groupsList.size() - 1);
if (col instanceof ExpressionColumn
&& ((ExpressionColumn) col).getExpressionForCalculation() != null) {
ExpressionColumn expcol = (ExpressionColumn) col;
expression.setText(expcol.getTextForExpressionForCalculartion());
expression.setValueClassName(expcol.getExpressionForCalculation().getClassName());
} else if (col instanceof PercentageColumn) {
PercentageColumn pcol = (PercentageColumn) col;
expression.setText(pcol.getPercentageColumn().getTextForExpression());
expression.setValueClassName(pcol.getPercentageColumn().getValueClassNameForExpression());
DJGroup djgroup = groupVariable.getGroup();
registeredGroup =
LayoutUtils.findParentJRGroup(djgroup, getDynamicReport(), getDjd(), getLayoutManager());
} else {
if (col.getTextFormatter() != null) {
PropertyColumn pcol = (PropertyColumn) col;
expression.setText("$F{" + pcol.getColumnProperty().getProperty() + "}");
expression.setValueClassName(pcol.getColumnProperty().getValueClassName());
} else {
expression.setText(col.getTextForExpression());
expression.setValueClassName(col.getValueClassNameForExpression());
}
}
JRDesignVariable variable = new JRDesignVariable();
variable.setExpression(expression);
variable.setCalculation(CalculationEnum.getByValue(groupVariable.getOperation().getValue()));
variable.setName(variableName);
variable.setResetType(ResetTypeEnum.GROUP);
variable.setResetGroup(registeredGroup);
String valueClassName = col.getVariableClassName(op);
String initialExpression = col.getInitialExpression(op);
// if (DJCalculation.SYSTEM.equals(groupVariable.getOperation())){
// variable.setValueClassName(Object.class.getName());
// } else {
// }
variable.setValueClassName(valueClassName);
if (initialExpression != null) {
JRDesignExpression initialExp = new JRDesignExpression();
initialExp.setText(initialExpression);
initialExp.setValueClassName(valueClassName);
variable.setInitialValueExpression(initialExp);
}
return variable;
}