From 20a6fda357947ff388f6ea31b2e742690d17460d Mon Sep 17 00:00:00 2001
From: Viktor Kolomeyko <viktor.kolomeyko@r3.com>
Date: Wed, 1 Nov 2017 15:38:10 +0000
Subject: [PATCH] Correct unchecked cast call (#1973)

Or else NodeExplorer will not start due to exception:
java.lang.ClassCastException: net.corda.core.contracts.StateAndRef cannot be cast to java.lang.Void
	at net.corda.client.jfx.model.ContractStateModel$Companion.filterCashStateAndRefs(ContractStateModel.kt:43)
	at net.corda.client.jfx.model.ContractStateModel$Companion.access$filterCashStateAndRefs(ContractStateModel.kt:38)
	at net.corda.client.jfx.model.ContractStateModel$cashStatesDiff$1.call(ContractStateModel.kt:29)
	at net.corda.client.jfx.model.ContractStateModel$cashStatesDiff$1.call(ContractStateModel.kt:22)
	at rx.internal.operators.OnSubscribeMap$MapSubscriber.onNext(OnSubscribeMap.java:69)
	at rx.internal.operators.OnSubscribeMap$MapSubscriber.onNext(OnSubscribeMap.java:77)
	at rx.subjects.PublishSubject$PublishSubjectProducer.onNext(PublishSubject.java:304)
	at rx.subjects.PublishSubject$PublishSubjectState.onNext(PublishSubject.java:219)
	at rx.subjects.PublishSubject.onNext(PublishSubject.java:72)
---
 .../kotlin/net/corda/client/jfx/model/ContractStateModel.kt     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/jfx/src/main/kotlin/net/corda/client/jfx/model/ContractStateModel.kt b/client/jfx/src/main/kotlin/net/corda/client/jfx/model/ContractStateModel.kt
index e62f531dcf..85a37acafb 100644
--- a/client/jfx/src/main/kotlin/net/corda/client/jfx/model/ContractStateModel.kt
+++ b/client/jfx/src/main/kotlin/net/corda/client/jfx/model/ContractStateModel.kt
@@ -40,7 +40,7 @@ class ContractStateModel {
             return this.map { stateAndRef ->
                 if (stateAndRef.state.data is Cash.State) {
                     // Kotlin doesn't unify here for some reason
-                    uncheckedCast(stateAndRef)
+                    uncheckedCast<StateAndRef<ContractState>, StateAndRef<Cash.State>>(stateAndRef)
                 } else {
                     null
                 }