org.apache.iceberg.expressions

Class UnboundPredicate<T>

java.lang.Object

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

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

All Implemented Interfaces:

java.io.Serializable, Expression, Unbound<T,Expression>

public class UnboundPredicate<T>
extends Predicate<T,UnboundTerm<T>>
implements Unbound<T,Expression>

See Also:

Serialized Form

Nested Class Summary

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

Expression.Operation

Method Summary

Modifier and Type	Method and Description
Expression	bind(Types.StructType struct, boolean caseSensitive) Bind this UnboundPredicate.
Literal<T>	literal()
java.util.List<Literal<T>>	literals()
Expression	negate() Returns the negation of this expression, equivalent to not(this).
NamedReference<?>	ref() Returns this expression's underlying reference.
java.lang.String	toString()

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, wait, wait, wait

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

isEquivalentTo

Method Detail

ref

public NamedReference<?> ref()

Description copied from interface: Unbound

Returns this expression's underlying reference.

Specified by:

ref in interface Unbound<T,Expression>

negate

public Expression negate()

Description copied from interface: Expression

Returns the negation of this expression, equivalent to not(this).

Specified by:

negate in interface Expression

literal

public Literal<T> literal()

literals

public java.util.List<Literal<T>> literals()

bind

public Expression bind(Types.StructType struct,
                       boolean caseSensitive)

Bind this UnboundPredicate.

Specified by:

bind in interface Unbound<T,Expression>

Parameters:

struct - The struct type to resolve references by name.

caseSensitive - A boolean flag to control whether the bind should enforce case sensitivity.

Returns:

an Expression

Throws:

ValidationException - if literals do not match bound references, or if comparison on expression is invalid

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object