Interface that implements the main methods of an aggregation method.
Utility class that bundles an
Singleton that lists all available aggregation methods including helper methods to retrieve meaningful methods.
Abstract class which has to be extended by all aggregation method operators that can be registered using the AggregationOperator extension point.
Class that defines the
Utility class that contains general information such as the column delimiter and the total number of rows.
Builder to create
Combines a method with the name to use for this method.
Contains the operator specific settings for a specific column such as if missing values should be considered during aggregation.
This class holds all information of an
A context the aggregation is performed in (e.g.
Indicates that an operator with the name already exists.
DataCells. New aggregation methods should implement the abstract
AggregationOperatorclass and register themselves using the AggregationOperator extension point. The general package contains all redefined aggregation methods which are available for all data types whereas the numerical package contains methods that are only applicable for numerical data.
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