org.apache.flink.util

类 Reference<T>

java.lang.Object

org.apache.flink.util.Reference<T>

类型参数:

T - type of the value

public final class Reference<T>
extends Object

Wrapper class that allows to express whether the value is borrowed or owned.

方法概要

限定符和类型	方法和说明
static <V> Reference<V>	borrowed(V value)
T	deref()
boolean	isOwned()
Optional<T>	owned() Returns the value if it is owned.
static <V> Reference<V>	owned(V value)
String	toString()

从类继承的方法 java.lang.Object

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

方法详细资料

deref

public T deref()

owned

public Optional<T> owned()

Returns the value if it is owned.

isOwned

public boolean isOwned()

toString

public String toString()

覆盖:

toString 在类中 Object

owned

public static <V> Reference<V> owned(V value)

borrowed

public static <V> Reference<V> borrowed(V value)