com.uber.cadence.internal.common

Class LambdaUtils

java.lang.Object

com.uber.cadence.internal.common.LambdaUtils

public final class LambdaUtils
extends java.lang.Object

Method Summary

Modifier and Type	Method and Description
static java.lang.Object	getTarget(java.lang.invoke.SerializedLambda l) Get target of the method reference that was converted to a lambda.
static java.lang.invoke.SerializedLambda	toSerializedLambda(java.lang.Object lambda) Unfortunate sorcery to reflect on lambda.

Methods inherited from class java.lang.Object

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

Method Detail

getTarget

public static java.lang.Object getTarget(java.lang.invoke.SerializedLambda l)

Get target of the method reference that was converted to a lambda.

Parameters:

l - lambda expression that could be a method reference.

Returns:

either target of the method reference or null if it is not reference in form object::method.

toSerializedLambda

public static java.lang.invoke.SerializedLambda toSerializedLambda(java.lang.Object lambda)

Unfortunate sorcery to reflect on lambda. Works only if function that lambda implements is serializable. This is why Functions is needed as all its functions are serializable.

Parameters:

lambda - lambda that potentially implements Serializable.

Returns:

lambda in SerializedLambda form or null if its function doesn't implement Serializable.