Package ch.njol.skript.lang.function

Class Function<T>

java.lang.Object
ch.njol.skript.lang.function.Function<T>
All Implemented Interfaces:
Function<T>
Direct Known Subclasses:
JavaFunction, ScriptFunction
public abstract class Function<T> extends Object implements Function<T>
Functions can be called using arguments.

  • Field Details

    • executeWithNulls

      public static boolean executeWithNulls
      Execute functions even when some parameters are not present. Field is updated by SkriptConfig in case of reloads.

  • Constructor Details

  • Method Details

    • getSignature

      public Signature<T> getSignature()
      Gets signature of this function that contains all metadata about it.
      Returns:
      A function signature.

    • signature

      public @NotNull Signature<T> signature()
      Specified by:
      signature in interface Function<T>
      Returns:
      The signature belonging to this function.

    • getName

      public String getName()

    • getParameters

      public Parameter<?>[] getParameters()

    • getParameter

      public Parameter<?> getParameter(int index)

    • isSingle

      public boolean isSingle()

    • getReturnType

      @Nullable public @Nullable ClassInfo<T> getReturnType()

    • execute

      public final T @Nullable [] execute(Object[][] params)
      Executes this function with given parameter.
      Parameters:
      params - Function parameters. Must contain at least Signature.getMinParameters() elements and at most Signature.getMaxParameters() elements.
      Returns:
      The result(s) of this function

    • execute

      public abstract T @Nullable [] execute(FunctionEvent<?> event, Object[][] params)
      Executes this function with given parameters. Usually, using execute(Object[][]) is better; it handles optional and keyed arguments and function event creation automatically.
      Parameters:
      event - Associated function event. This is usually created by Skript.
      params - Function parameters. There must be Signature.getMaxParameters() amount of them, and you need to manually handle default values.
      Returns:
      Function return value(s).

    • returnedKeys

      @NotNull public @NotNull String @Nullable [] returnedKeys()
      Returns:
      The keys of the values returned by this function, or null if no keys are returned.

    • resetReturnValue

      public abstract boolean resetReturnValue()
      Resets the return value of the Function. Should be called right after execution.
      Returns:
      Whether or not the return value was successfully reset

    • toString

      public String toString()
      Overrides:
      toString in class Object