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Oracle® Coherence .NET API Reference
GroupAggregator Members
GroupAggregator Class Constructors Methods Fields Properties See Also Send Feedback

Oracle® Coherence .NET API Reference Release 3.6
E15727-01

The GroupAggregator type exposes the following members.

# Constructors

| Name | Description
--- | --- | ---
| GroupAggregator | Overloaded.

# Methods

| Name | Description
--- | --- | ---
| Aggregate | Process a collection of IInvocableCacheEntry objects using the underlying extractor to split the entries into non-intersecting (distinct) groups and then apply the underlying aggregator separately to each group.
| CreateInstance | Overloaded.
| Equals | Compare the GroupAggregator with another object to determine equality. (Overrides Object..::.Equals(Object).)
| Finalize | Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
| GetHashCode | Determine a hash value for the GroupAggregator object according to the general object.GetHashCode() contract. (Overrides Object..::.GetHashCode()()().)
| GetType | Gets the Type of the current instance. (Inherited from Object.)
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.)
| ReadExternal | Restore the contents of a user type instance by reading its state using the specified IPofReader object.
| ToString | Return a human-readable description for this GroupAggregator. (Overrides Object..::.ToString()()().)
| WriteExternal | Save the contents of a POF user type instance by writing its state using the specified IPofWriter object.

# Fields

| Name | Description
--- | --- | ---
| m_aggregator | The underlying IEntryAggregator.
| m_extractor | The underlying IValueExtractor.
| m_filter | The IFilter object representing the "having" clause of this "group by" aggregator.

# Properties

| Name | Description
--- | --- | ---
| Aggregator | Obtain the underlying IEntryAggregator.
| Extractor | Obtain the underlying IValueExtractor.

# See Also

GroupAggregator Class
Tangosol.Util.Aggregator Namespace