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public interface FilterCriterion
Interface to be implemented by custom filter criteria.
Filter criteria are used to qualify a subset of the - potentially large - domain the query is evaluated against and can be thought of an analogon to a SQL WHERE-clause.
| Method Summary | |
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Object |
accept(FilterEvaluationVisitor visitor,
Object context)
Visitor dispatch callback used for evaluating filter criteria. |
| Method Detail |
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Object accept(FilterEvaluationVisitor visitor,
Object context)
return visitor.visit(this, context), thus calling the appropriately
overloaded visitation method.
visitor - The visitor performing the evaluation.context - Information used by the visitor during the visitation process.
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