com.facebook.buck.util

Class WeakMemoizer<T>

java.lang.Object

com.facebook.buck.util.WeakMemoizer<T>

public class WeakMemoizer<T>
extends Object

Memoizes a value with a weak reference, supporting passing in a supplier when getting the value, unlike MoreSuppliers.WeakMemoizingSupplier

Constructor Summary

Constructors

Constructor and Description
WeakMemoizer()

Method Summary

Modifier and Type	Method and Description
T	get(java.util.function.Supplier<T> delegate) Get the value and memoize the result.

Methods inherited from class java.lang.Object

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

Constructor Detail

WeakMemoizer

public WeakMemoizer()

Method Detail

get

public T get(java.util.function.Supplier<T> delegate)

Get the value and memoize the result. Constructs the value if it hasn't been memoized before, or if the previously memoized value has been collected.

Parameters:

delegate - delegate for constructing the value

Returns:

the value