Bug 113938 Report is marked dirty when open/close cascading parameter dialog without doing any operation on it
description: Report is marked dirty when open/close cascading parameter dialog without doing any operation on it steps to reproduce: 1.new a cascading parameter group 2.save the reprot 3.double click the cascading parameter to bring out edit box 4.click OK to close edit box actual result: Report has been marked dirty expected result: No dirty marked for that no operations done in edit parameter dialog
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
if ( column.getDataType( ) == DataType.UNKNOWN_TYPE )
		{
			return false;
		}
		String type = getSelectedDataType( );
		if ( type.equals( DesignChoiceConstants.PARAM_TYPE_STRING ) )
		{
			return true;
		}
		switch ( column.getDataType( ) )
		{
			case DataType.BOOLEAN_TYPE :
				return type.equals( DesignChoiceConstants.PARAM_TYPE_BOOLEAN );
			case DataType.INTEGER_TYPE :
				return type.equals( DesignChoiceConstants.PARAM_TYPE_DECIMAL )
						|| type.equals( DesignChoiceConstants.PARAM_TYPE_FLOAT );
			case DataType.DATE_TYPE :
				return type.equals( DesignChoiceConstants.PARAM_TYPE_DATETIME );
			case DataType.DECIMAL_TYPE :
				return type.equals( DesignChoiceConstants.PARAM_TYPE_DECIMAL )
						|| type.equals( DesignChoiceConstants.PARAM_TYPE_FLOAT );
			case DataType.DOUBLE_TYPE :
				return type.equals( DesignChoiceConstants.PARAM_TYPE_FLOAT );
		}
		return false;
	}
	private String getInputControlType( )
	{
		String type = null;
		if ( inputParameter.getControlType( ) == null )