Method RetrieveGroupHeads
RetrieveGroupHeads(Int32)
Declaration
public abstract FixedBitSet RetrieveGroupHeads(int maxDoc)Parameters
| Type | Name | Description |
|---|---|---|
| System.Int32 | maxDoc | The maxDoc of the top level IndexReader |
Returns
| Type | Description |
|---|---|
| FixedBitSet | a FixedBitSet containing all group heads. |
RetrieveGroupHeads()
Declaration
public abstract int[] RetrieveGroupHeads()Returns
| Type | Description |
|---|---|
| System.Int32[] | an int array containing all group heads. The size of the array is equal to number of collected unique groups. |
