Package mondrian.test

Class BasicQueryTest.SleepUdf

  • All Implemented Interfaces:
    UserDefinedFunction
    Enclosing class:
    BasicQueryTest

    public static class BasicQueryTest.SleepUdf
    extends java.lang.Object
    implements UserDefinedFunction
    A simple user-defined function which adds one to its argument, but sleeps 1 ms before doing so.
    • Constructor Summary

      Constructors 
      Constructor Description
      SleepUdf()  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Object execute​(Evaluator evaluator, UserDefinedFunction.Argument[] arguments)
      Applies this function to a set of arguments, and returns a result.
      java.lang.String getDescription()
      Returns a description of the user-defined function.
      java.lang.String getName()
      Returns the name with which the user-defined function will be used from within MDX expressions.
      Type[] getParameterTypes()
      Returns an array of the types of the parameters of this function.
      java.lang.String[] getReservedWords()
      Returns a list of reserved words used by this function.
      Type getReturnType​(Type[] parameterTypes)
      Returns the return-type of this function.
      Syntax getSyntax()
      Returns the syntactic type of the user-defined function.
      • Methods inherited from class java.lang.Object

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

      • SleepUdf

        public SleepUdf()
    • Method Detail

      • getName

        public java.lang.String getName()
        Description copied from interface: UserDefinedFunction
        Returns the name with which the user-defined function will be used from within MDX expressions.
        Specified by:
        getName in interface UserDefinedFunction
      • getReturnType

        public Type getReturnType​(Type[] parameterTypes)
        Description copied from interface: UserDefinedFunction
        Returns the return-type of this function.
        Specified by:
        getReturnType in interface UserDefinedFunction
        Parameters:
        parameterTypes - Parameter types
        Returns:
        Return type
      • execute

        public java.lang.Object execute​(Evaluator evaluator,
                                        UserDefinedFunction.Argument[] arguments)
        Description copied from interface: UserDefinedFunction
        Applies this function to a set of arguments, and returns a result.
        Specified by:
        execute in interface UserDefinedFunction
        Parameters:
        evaluator - Evaluator containts the runtime context, in particular the current member of each dimension.
        arguments - Expressions which yield the arguments of this function. Most user-defined functions will evaluate all arguments before using them. Functions such as IIf do not evaluate all arguments; this technique is called lazy evaluation.
        Returns:
        The result value.
      • getReservedWords

        public java.lang.String[] getReservedWords()
        Description copied from interface: UserDefinedFunction
        Returns a list of reserved words used by this function. May return an empty array or null if this function does not require any reserved words.
        Specified by:
        getReservedWords in interface UserDefinedFunction