- All Implemented Interfaces:
Serializable
,Comparable<TripleTableForm>
,Constable
,Predicate<Set<TupleSlot>>
,Supplier<TripleTable>
public enum TripleTableForm
extends Enum<TripleTableForm>
implements Supplier<TripleTable>, Predicate<Set<TupleSlot>>
Forms for triple indexes.
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Nested Class Summary
Nested classes/interfaces inherited from class java.lang.Enum
Enum.EnumDesc<E extends Enum<E>>
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Enum Constant Summary
Enum Constants -
Field Summary
Fields -
Method Summary
Modifier and TypeMethodDescriptionstatic TripleTableForm
chooseFrom
(Set<TupleSlot> pattern) get()
static Stream<TripleTableForm>
boolean
static TripleTableForm
Returns the enum constant of this class with the specified name.static TripleTableForm[]
values()
Returns an array containing the constants of this enum class, in the order they are declared.Methods inherited from class java.lang.Enum
compareTo, describeConstable, equals, getDeclaringClass, hashCode, name, ordinal, toString, valueOf
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Enum Constant Details
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SPO
Subject-predicate-object. -
POS
Predicate-object-subject. -
OSP
Object-subject-predicate.
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Field Details
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twoPrefix
Prefixes of the pattern for this table form. -
onePrefix
Prefixes of the pattern for this table form.
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Method Details
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values
Returns an array containing the constants of this enum class, in the order they are declared.- Returns:
- an array containing the constants of this enum class, in the order they are declared
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valueOf
Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException
- if this enum class has no constant with the specified nameNullPointerException
- if the argument is null
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get
- Specified by:
get
in interfaceSupplier<TripleTable>
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test
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chooseFrom
- Parameters:
pattern
-- Returns:
- the most appropriate choice of index form for that query
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tableForms
- Returns:
- a stream of these table forms
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