org.apache.iceberg.expressions

Class BoundPredicate<T>

java.lang.Object

org.apache.iceberg.expressions.Predicate<T,BoundTerm<T>>

org.apache.iceberg.expressions.BoundPredicate<T>

All Implemented Interfaces:

java.io.Serializable, Bound<java.lang.Boolean>, Expression

Direct Known Subclasses:

BoundLiteralPredicate, BoundSetPredicate, BoundUnaryPredicate

public abstract class BoundPredicate<T>
extends Predicate<T,BoundTerm<T>>
implements Bound<java.lang.Boolean>

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.iceberg.expressions.Expression

Expression.Operation

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BoundPredicate(Expression.Operation op, BoundTerm<T> term)

Method Summary

Modifier and Type	Method and Description
BoundLiteralPredicate<T>	asLiteralPredicate()
BoundSetPredicate<T>	asSetPredicate()
BoundUnaryPredicate<T>	asUnaryPredicate()
java.lang.Boolean	eval(StructLike struct) Produce a value from the struct for this expression.
boolean	isLiteralPredicate()
boolean	isSetPredicate()
boolean	isUnaryPredicate()
BoundReference<?>	ref() Returns the underlying reference.
boolean	test(StructLike struct)
abstract boolean	test(T value)

Methods inherited from class org.apache.iceberg.expressions.Predicate

op, term

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.iceberg.expressions.Expression

negate

Constructor Detail

BoundPredicate

protected BoundPredicate(Expression.Operation op,
                         BoundTerm<T> term)

Method Detail

test

public boolean test(StructLike struct)

test

public abstract boolean test(T value)

eval

public java.lang.Boolean eval(StructLike struct)

Description copied from interface: Bound

Produce a value from the struct for this expression.

Specified by:

eval in interface Bound<java.lang.Boolean>

Parameters:

struct - a struct of incoming data

Returns:

the value of this expression when evaluated on the incoming struct

ref

public BoundReference<?> ref()

Description copied from interface: Bound

Returns the underlying reference.

Specified by:

ref in interface Bound<java.lang.Boolean>

isUnaryPredicate

public boolean isUnaryPredicate()

asUnaryPredicate

public BoundUnaryPredicate<T> asUnaryPredicate()

isLiteralPredicate

public boolean isLiteralPredicate()

asLiteralPredicate

public BoundLiteralPredicate<T> asLiteralPredicate()

isSetPredicate

public boolean isSetPredicate()

asSetPredicate

public BoundSetPredicate<T> asSetPredicate()