public class TinkerPopTextWrappingPredicate extends Object implements JanusGraphPredicate
JanusGraphPredicate
that just wraps a TinkerPop Text
predicate.
This enables JanusGraph to use TinkerPop Text
predicates in places where it expects a
JanusGraphPredicate
.Constructor and Description |
---|
TinkerPopTextWrappingPredicate(org.apache.tinkerpop.gremlin.process.traversal.Text wrappedPredicate) |
Modifier and Type | Method and Description |
---|---|
boolean |
hasNegation()
Whether this predicate has a predicate that is semantically its negation.
|
boolean |
isQNF()
Returns true if this predicate is in query normal form.
|
boolean |
isValidCondition(Object condition)
Whether the given condition is a valid condition for this predicate.
|
boolean |
isValidValueType(Class<?> clazz)
Whether the given class is a valid data type for a value to which this predicate may be applied.
|
JanusGraphPredicate |
negate()
Returns the negation of this predicate if it exists, otherwise an exception is thrown.
|
boolean |
test(Object value,
Object condition) |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
getPredicateName
and, or
public TinkerPopTextWrappingPredicate(org.apache.tinkerpop.gremlin.process.traversal.Text wrappedPredicate)
public boolean isValidCondition(Object condition)
JanusGraphPredicate
For instance, the Cmp.GREATER_THAN
would require that the condition is comparable and not null.
isValidCondition
in interface JanusGraphPredicate
public boolean isValidValueType(Class<?> clazz)
JanusGraphPredicate
For instance, the Cmp.GREATER_THAN
can only be applied to Comparable
values.
isValidValueType
in interface JanusGraphPredicate
public boolean hasNegation()
JanusGraphPredicate
Cmp.EQUAL
and Cmp.NOT_EQUAL
are negatives of each other.hasNegation
in interface JanusGraphPredicate
public JanusGraphPredicate negate()
JanusGraphPredicate
JanusGraphPredicate.hasNegation()
first.negate
in interface BiPredicate<Object,Object>
negate
in interface org.apache.tinkerpop.gremlin.process.traversal.PBiPredicate<Object,Object>
negate
in interface JanusGraphPredicate
public boolean isQNF()
JanusGraphPredicate
isQNF
in interface JanusGraphPredicate
public boolean test(Object value, Object condition)
test
in interface BiPredicate<Object,Object>
test
in interface JanusGraphPredicate
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