Package org.gcube.informationsystem.resourceregistry.queries.operators

Interface MatemathicsOperator.FieldReference

Enclosing class:
MatemathicsOperator
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public static interface MatemathicsOperator.FieldReference
Resolves the SQL operand of a field named among the values of a mathematics operator.

  • Method Summary

    Modifier and Type
    Method
    Description
    String
    of(String fieldName)
    Returns the SQL operand of a field.

  • Method Details

    • of

      String of(String fieldName) throws org.gcube.informationsystem.resourceregistry.api.exceptions.queries.InvalidQueryException
      Returns the SQL operand of a field.
      Parameters:
      fieldName - the field name as written in the query
      Returns:
      the SQL operand
      Throws:
      org.gcube.informationsystem.resourceregistry.api.exceptions.queries.InvalidQueryException - if the field name is not valid