Type Parameters:

T - Type of value represented by provider

All Known Subinterfaces:

DirectoryVar, PropertyState<T>, RegularFileVar

@Incubating
public interface Provider<T>

Since:

4.0

• Method Summary

  Methods 

  Modifier and Type	Method and Description
  T	get() If a value is present in this provider, returns the value, otherwise throws java.lang.IllegalStateException.
  T	getOrNull() Returns the value if present in this provider.
  boolean	isPresent() Returns true if there is a value present, otherwise false.

• Method Detail

  • get

    T get()

    If a value is present in this provider, returns the value, otherwise throws java.lang.IllegalStateException.

    Returns:

    Value

    Throws:

    IllegalStateException - if there is no value present

  • getOrNull

    @Internal
    @Nullable
    T getOrNull()

    Returns the value if present in this provider. Returns null if value is not available.

    Returns:

    Value

  • isPresent

    @Internal
    boolean isPresent()

    Returns true if there is a value present, otherwise false.

    Returns:

    true if there is a value present, otherwise false