Package org.eclipse.birt.data.engine.api.aggregation

Data Engine aggregation API package.

See:
          Description

Interface Summary
IAggregation Each instance of IAggregation defines an aggregation which can be used in BIRT.
IAggregationFactory  
IAggregationInfo  
IBuildInAggregation  
IParameterInfo Represents the definition of argument.
IUIInfo Represents the abstract definition which can be localized.
 

Class Summary
Accumulator The Accumulator class calculates values for its associated Aggregation.
Aggregation All multipass aggregations must implement this interface.
 

Package org.eclipse.birt.data.engine.api.aggregation Description

Data Engine aggregation API package.

This package contains interface and classes that are used to create an aggregation. All user-defined aggregations should implement the interface defined in this package.



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