org.springframework.data.mongodb.core.aggregation

Enum ArrayOperators.Reduce.Variable

    • Method Detail

      • values

        public static ArrayOperators.Reduce.Variable[] values()
        Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:
        for (ArrayOperators.Reduce.Variable c : ArrayOperators.Reduce.Variable.values())
            System.out.println(c);
        
        Returns:
        an array containing the constants of this enum type, in the order they are declared
      • valueOf

        public static ArrayOperators.Reduce.Variable valueOf(String name)
        Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
        Parameters:
        name - the name of the enum constant to be returned.
        Returns:
        the enum constant with the specified name
        Throws:
        IllegalArgumentException - if this enum type has no constant with the specified name
        NullPointerException - if the argument is null
      • referringTo

        public Field referringTo(String property)
        Create a Field reference to a given property prefixed with the ArrayOperators.Reduce.Variable identifier. eg. $$value.product
        Parameters:
        property - must not be null.
        Returns: