public ChartEditingResult performEdit(
final Element element, final ReportDesignerContext reportDesignerContext)
throws CloneNotSupportedException {
if (element == null) {
throw new NullPointerException();
}
if (reportDesignerContext == null) {
throw new NullPointerException();
}
if (LegacyChartsUtil.isLegacyChartElement(element) == false) {
return null;
}
try {
chartTable.setReportDesignerContext(reportDesignerContext);
primaryDataSourceTable.setReportDesignerContext(reportDesignerContext);
secondaryDataSourceTable.setReportDesignerContext(reportDesignerContext);
chartPropertiesTableModel.setActiveContext(reportDesignerContext.getActiveContext());
primaryDataSourcePropertiesTableModel.setActiveContext(
reportDesignerContext.getActiveContext());
secondaryDataSourcePropertiesTableModel.setActiveContext(
reportDesignerContext.getActiveContext());
final Element editableElement = element.derive();
final Expression chartExpression =
editableElement.getAttributeExpression(
AttributeNames.Core.NAMESPACE, AttributeNames.Core.VALUE);
final Expression originalPrimaryDataSourceExpression;
final Expression originalSecondaryDataSourceExpression;
if (chartExpression != null) {
originalPrimaryDataSourceExpression = extractPrimaryDatasource(element);
originalSecondaryDataSourceExpression = extractSecondaryDatasource(element);
editModel.setChartExpression(chartExpression.getInstance());
if (originalPrimaryDataSourceExpression != null) {
editModel.setPrimaryDataSource(originalPrimaryDataSourceExpression.getInstance());
} else {
editModel.setPrimaryDataSource(null);
}
if (originalSecondaryDataSourceExpression != null) {
editModel.setSecondaryDataSource(originalSecondaryDataSourceExpression.getInstance());
} else {
editModel.setSecondaryDataSource(null);
}
} else {
editModel.setChartExpression(null);
editModel.setPrimaryDataSource(null);
editModel.setSecondaryDataSource(null);
originalPrimaryDataSourceExpression = null;
originalSecondaryDataSourceExpression = null;
}
if (editModel.getCurrentChartType() != null) {
final ChartType chartType = editModel.getCurrentChartType();
if (editModel.getPrimaryDataSource() == null) {
final Class dataSourceImplementation =
chartType.getPreferredPrimaryDataSourceImplementation();
final ExpressionMetaData data =
ExpressionRegistry.getInstance()
.getExpressionMetaData(dataSourceImplementation.getName());
editModel.getPrimaryDataSourcesModel().setSelectedItem(data);
}
if (editModel.getSecondaryDataSource() == null) {
final Class dataSourceImplementation =
chartType.getPreferredSecondaryDataSourceImplementation();
if (dataSourceImplementation != null) {
final ExpressionMetaData data =
ExpressionRegistry.getInstance()
.getExpressionMetaData(dataSourceImplementation.getName());
editModel.getSecondaryDataSourcesModel().setSelectedItem(data);
}
}
}
if (performEdit() == false) {
return null;
}
secondaryDataSourceTable.stopEditing();
primaryDataSourceTable.stopEditing();
chartTable.stopEditing();
return new ChartEditingResult(
chartExpression,
originalPrimaryDataSourceExpression,
originalSecondaryDataSourceExpression,
editModel.getChartExpression(),
editModel.getPrimaryDataSource(),
editModel.getSecondaryDataSource());
} finally {
chartTable.setReportDesignerContext(null);
primaryDataSourceTable.setReportDesignerContext(null);
secondaryDataSourceTable.setReportDesignerContext(null);
chartPropertiesTableModel.setActiveContext(null);
primaryDataSourcePropertiesTableModel.setActiveContext(null);
secondaryDataSourcePropertiesTableModel.setActiveContext(null);
}
}
