org.apache.hudi.util

Class Lazy<T>

java.lang.Object

org.apache.hudi.util.Lazy<T>

Type Parameters:

T - type of the object being held by Lazy

@ThreadSafe
public class Lazy<T>
extends Object

Utility implementing lazy semantics in Java

Method Summary

Modifier and Type	Method and Description
static <T> Lazy<T>	eagerly(T ref) Instantiates Lazy in an "eagerly" fashion setting it w/ the provided value of type T directly, bypassing lazy initialization sequence
T	get()
static <T> Lazy<T>	lazily(Supplier<T> initializer) Executes provided initializer lazily, while providing for "exactly once" semantic, to instantiate value of type T being subsequently held by the returned instance of Lazy

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

get

public T get()

lazily

public static <T> Lazy<T> lazily(Supplier<T> initializer)

Executes provided initializer lazily, while providing for "exactly once" semantic, to instantiate value of type T being subsequently held by the returned instance of Lazy

eagerly

public static <T> Lazy<T> eagerly(T ref)

Instantiates Lazy in an "eagerly" fashion setting it w/ the provided value of type T directly, bypassing lazy initialization sequence