ExpressionBuilder.EmptyExpression

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Class ExpressionBuilder.EmptyExpression

  • Enclosing class:
    ExpressionBuilder


    public static class ExpressionBuilder.EmptyExpression
    extends Expression
    Empty Expression, which is evaluated if the input string was empty.
    • Constructor Summary

      Constructors 
      Constructor and Description
      EmptyExpression() 
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method and Description
      FieldValue eval(Document doc)
      Evaluate the expression to field value proto for the specified document.
      java.util.List<Expression.Sorter> getSorters(int sign, double dfltD, java.lang.String dfltT)
      Get list of sort classes for the expression.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • EmptyExpression

        public EmptyExpression()
    • Method Detail

      • getSorters

        public java.util.List<Expression.Sorter> getSorters(int sign,
                                                            double dfltD,
                                                            java.lang.String dfltT)
        Description copied from class: Expression
        Get list of sort classes for the expression. Usually it contains just one element, but for field expressions it can potentially return 2 sorters when both numeric and text fields exist with a field name.
        Specified by:
        getSorters in class Expression

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