Package org.apache.qpid.server.query.engine.evaluator

Class SelectEvaluator

  • public class SelectEvaluator
extends java.lang.Object
    Evaluates select expression

    • Constructor Summary

      Constructors 
      Constructor Description
      SelectEvaluator()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      <T,​R>
      java.util.stream.Stream<java.util.Map<java.lang.String,​R>>      		 evaluate​(SelectExpression<T,​R> selectExpression)
      Evaluates select expression

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • SelectEvaluator

        public SelectEvaluator()

    • Method Detail

      • evaluate

        public <T,​R> java.util.stream.Stream<java.util.Map<java.lang.String,​R>> evaluate​(SelectExpression<T,​R> selectExpression)
        Evaluates select expression
        Type Parameters:
        T - Input parameter type
        R - Return parameter type
        Parameters:
        selectExpression - SelectExpression instance
        Returns:
        Stream of maps