org.apache.iceberg.expressions

Class ExpressionVisitors.ExpressionVisitor<R>

java.lang.Object

org.apache.iceberg.expressions.ExpressionVisitors.ExpressionVisitor<R>

Direct Known Subclasses:

ExpressionVisitors.BoundExpressionVisitor, ExpressionVisitors.BoundVisitor, Projections.ProjectionEvaluator

Enclosing class:

ExpressionVisitors

public abstract static class ExpressionVisitors.ExpressionVisitor<R>
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
ExpressionVisitor()

Method Summary

Modifier and Type	Method and Description
<T,C> R	aggregate(BoundAggregate<T,C> agg)
<T> R	aggregate(UnboundAggregate<T> agg)
R	alwaysFalse()
R	alwaysTrue()
R	and(R leftResult, R rightResult)
R	not(R result)
R	or(R leftResult, R rightResult)
<T> R	predicate(BoundPredicate<T> pred)
<T> R	predicate(UnboundPredicate<T> pred)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionVisitor

public ExpressionVisitor()

Method Detail

alwaysTrue

public R alwaysTrue()

alwaysFalse

public R alwaysFalse()

not

public R not(R result)

and

public R and(R leftResult,
             R rightResult)

or

public R or(R leftResult,
            R rightResult)

predicate

public <T> R predicate(BoundPredicate<T> pred)

predicate

public <T> R predicate(UnboundPredicate<T> pred)

aggregate

public <T,C> R aggregate(BoundAggregate<T,C> agg)

aggregate

public <T> R aggregate(UnboundAggregate<T> agg)