public class SameNodeConstraint extends HierarchyConstraint
SameNodeConstraint
implements a same node constraint.Constructor and Description |
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SameNodeConstraint(SameNodeImpl constraint,
SelectorImpl selector)
Creates a same node constraint.
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Modifier and Type | Method and Description |
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boolean |
evaluate(ScoreNode[] row,
Name[] selectorNames,
EvaluationContext context)
Evaluates this constraint for the given row.
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getBaseNodeId
getSelector, getSelectorIndex
public SameNodeConstraint(SameNodeImpl constraint, SelectorImpl selector)
constraint
- the QOM constraint.selector
- the selector for this constraint.public boolean evaluate(ScoreNode[] row, Name[] selectorNames, EvaluationContext context) throws IOException
row
- the current row of score nodes.selectorNames
- the selector names associated with row
.context
- the evaluation context.true
if the row satisfies the constraint,
false
otherwise.IOException
- if an error occurs while evaluating the constraint.Copyright © 2004–2021 The Apache Software Foundation. All rights reserved.