Package org.apache.qpid.server.query.engine.parsing.expression.function.datetime

Class DateAddExpression<T,​R>

  • Type Parameters:
    T - Input parameter type
    R - Output parameter type
    All Implemented Interfaces:
    java.util.function.Function<T,​java.time.Instant>, Expression<T,​java.time.Instant>, ExpressionNode<T,​java.time.Instant>
    public class DateAddExpression<T,​R>
extends AbstractFunctionExpression<T,​java.time.Instant>
    The DATEADD() function adds a time/date interval to a date and returns the date.

    • Constructor Detail

      • DateAddExpression

        public DateAddExpression​(java.lang.String alias,
                         java.util.List<ExpressionNode<T,​?>> args)
        Constructor initializes children expression list
        Parameters:
        alias - Expression alias
        args - List of children expressions

    • Method Detail

      • apply

        public java.time.Instant apply​(T value)
        Performs dateadd operation using parameters and the value supplied
        Parameters:
        value - Object to handle
        Returns:
        Resulting datetime