Package io.deephaven.api.filter
Class FilterIsNull
java.lang.Object
io.deephaven.api.filter.FilterBase
io.deephaven.api.filter.FilterIsNull
- All Implemented Interfaces:
Expression
,Filter
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Nested Class Summary
Nested classes/interfaces inherited from interface io.deephaven.api.filter.Filter
Filter.Visitor<T>
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionabstract Expression
The expression.final FilterNot<FilterIsNull>
invert()
The logical inversion ofthis
.static FilterIsNull
of
(Expression expression) final <T> T
walk
(Filter.Visitor<T> visitor) Methods inherited from class io.deephaven.api.filter.FilterBase
walk
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Constructor Details
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FilterIsNull
public FilterIsNull()
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Method Details
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of
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expression
The expression.- Returns:
- the expression
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invert
Description copied from interface:Filter
The logical inversion ofthis
. While logically equivalent toFilter.not(this)
, implementations of this method will return more specifically typed inversions where applicable.- Returns:
- the inverse filter
- See Also:
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walk
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