Package org.olap4j.type
Class DimensionType
java.lang.Object
org.olap4j.type.DimensionType
- All Implemented Interfaces:
Type
The type of an expression which represents a Dimension.
- Since:
- Feb 17, 2005
- Author:
- jhyde
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Field Summary
Fields -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionReturns the dimension of this type, or null if not known.Returns the hierarchy of this type.getLevel()
Returns the level of this type, or null if not known.toString()
boolean
usesDimension
(Dimension dimension, boolean maybe) Returns whether this type contains a given dimension.
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Field Details
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Unknown
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Constructor Details
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DimensionType
Creates a type representing a dimension.- Parameters:
dimension
- Dimension which values of this type must belong to, or null if not known
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Method Details
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usesDimension
Description copied from interface:Type
Returns whether this type contains a given dimension. For example:DimensionType([Gender])
uses only the[Gender]
dimension.TupleType(MemberType([Gender]), MemberType([Store]))
uses[Gender]
and[Store]
dimensions.
maybe
parameter comes into play when the dimensional information is incomplete. For example, when applied toTupleType(MemberType(null), MemberType([Store]))
,usesDimension([Gender], false)
returns true because it is possible that the expression returns a member of the[Gender]
dimension.- Specified by:
usesDimension
in interfaceType
- Parameters:
dimension
- Dimensionmaybe
- If true, returns true only if this type definitely uses the dimension- Returns:
- whether this type definitely (or if
maybe
is true, possibly) uses the given dimension
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getHierarchy
Description copied from interface:Type
Returns the hierarchy of this type. If not applicable, throws.- Specified by:
getHierarchy
in interfaceType
- Returns:
- hierarchy of this type
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getLevel
Description copied from interface:Type
Returns the level of this type, or null if not known. -
getDimension
Description copied from interface:Type
Returns the dimension of this type, or null if not known.- Specified by:
getDimension
in interfaceType
- Returns:
- dimension of this type
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toString
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