Package org.neo4j.cypherdsl.core
Interface Property
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- All Superinterfaces:
Expression
,IdentifiableElement
,Visitable
@API(status=STABLE, since="1.0") public interface Property extends Expression, IdentifiableElement
A property. A property might belong to a container such as aNode
orRelationship
, but it's not uncommon to extract single properties from maps or from various datatypes such as a duration returned from stored procedures. The container can be retrieved viagetContainer()
in case the property belongs to a node or relationship.A property has always a reference to the name of the object it was extracted from.
- Since:
- 1.0
- Author:
- Michael J. Simons
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description @NotNull Named
getContainer()
@NotNull String
getName()
Returns the concatenated names of the property or the external reference (SeereferencedAs(String)
) if set.@NotNull List<PropertyLookup>
getNames()
@NotNull Property
referencedAs(String newReference)
Creates a new property with an external reference.@NotNull Operation
to(Expression expression)
Creates anOperation
setting this property to a new value.-
Methods inherited from interface org.neo4j.cypherdsl.core.Expression
add, as, as, ascending, asCondition, concat, contains, descending, divide, endsWith, eq, gt, gte, hasSize, in, isEmpty, isEqualTo, isFalse, isNotEqualTo, isNotNull, isNull, isTrue, lt, lte, matches, matches, multiply, ne, pow, property, remainder, size, sorted, startsWith, subtract
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Methods inherited from interface org.neo4j.cypherdsl.core.IdentifiableElement
asExpression
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Method Detail
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getName
@API(status=STABLE, since="2021.1.0") @NotNull @Contract(pure=true) @NotNull String getName()
Returns the concatenated names of the property or the external reference (SeereferencedAs(String)
) if set.- Returns:
- A name to reference the property under in an external application
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getNames
@NotNull @Contract(pure=true) @NotNull List<PropertyLookup> getNames()
- Returns:
- The actual property being looked up. The order matters, so this will return a list, not a collection.
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getContainer
@NotNull @Contract(pure=true) @NotNull Named getContainer()
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referencedAs
@API(status=STABLE, since="2021.1.0") @NotNull @Contract(pure=true) @NotNull Property referencedAs(String newReference)
Creates a new property with an external reference.- Parameters:
newReference
- An arbitrary, external reference- Returns:
- A new property
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to
@NotNull @Contract(pure=true) @NotNull Operation to(Expression expression)
Creates anOperation
setting this property to a new value. The property does not track the operations created with this method.- Parameters:
expression
- expression describing the new value- Returns:
- A new operation.
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