Package uk.ac.starlink.ttools.plot2.data
Interface CachedColumnFactory
- All Known Implementing Classes:
ByteStoreColumnFactory
,MemoryColumnFactory
,SmartColumnFactory
public interface CachedColumnFactory
Defines a capability for storing vectors of typed data.
- Since:
- 4 Feb 2013
- Author:
- Mark Taylor
-
Method Summary
Modifier and TypeMethodDescriptioncreateColumn
(StorageType type, long nrow) Creates a data storage object capable of storing a vector of a given type.
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Method Details
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createColumn
Creates a data storage object capable of storing a vector of a given type. Both fixed and unknown element counts are supported.- Parameters:
type
- data type of elements to be storednrow
- maximum number of elements to be stored; if a value <0 is supplied, an indeterminate number is permitted- Returns:
- storage object
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