public class VirtualizedColumnSelectorFactory extends Object implements ColumnSelectorFactory
Constructor and Description |
---|
VirtualizedColumnSelectorFactory(ColumnSelectorFactory baseFactory,
VirtualColumns virtualColumns) |
Modifier and Type | Method and Description |
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ColumnCapabilities |
getColumnCapabilities(String columnName)
Returns capabilities of a particular column, if known.
|
ColumnValueSelector<?> |
makeColumnValueSelector(String columnName)
Returns ColumnValueSelector corresponding to the given column name, or
NilColumnValueSelector if the
column with such name is absent. |
DimensionSelector |
makeDimensionSelector(DimensionSpec dimensionSpec) |
public VirtualizedColumnSelectorFactory(ColumnSelectorFactory baseFactory, VirtualColumns virtualColumns)
public DimensionSelector makeDimensionSelector(DimensionSpec dimensionSpec)
makeDimensionSelector
in interface ColumnSelectorFactory
public ColumnValueSelector<?> makeColumnValueSelector(String columnName)
ColumnSelectorFactory
NilColumnValueSelector
if the
column with such name is absent.makeColumnValueSelector
in interface ColumnSelectorFactory
@Nullable public ColumnCapabilities getColumnCapabilities(String columnName)
ColumnSelectorFactory
getColumnCapabilities
in interface ColumnSelectorFactory
columnName
- column nameCopyright © 2011–2018. All rights reserved.