From d3d873c886761a2deafc49f60ea31e30a5f18aad Mon Sep 17 00:00:00 2001
From: Vishnu Rajeevan <vrajeevan@roundarch.com>
Date: Tue, 27 Jan 2015 11:20:36 -0600
Subject: [PATCH] expose ReactorVar#setDependency

---
 .../java/io/dwak/reactiveviews/widget/MainView.java    |  1 +
 .../main/java/io/dwak/reactor/ReactorComputation.java  |  1 +
 reactor/src/main/java/io/dwak/reactor/ReactorVar.java  | 10 ++++++++--
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/reactiveviews/src/main/java/io/dwak/reactiveviews/widget/MainView.java b/reactiveviews/src/main/java/io/dwak/reactiveviews/widget/MainView.java
index f46ecc7..6bd6b3f 100644
--- a/reactiveviews/src/main/java/io/dwak/reactiveviews/widget/MainView.java
+++ b/reactiveviews/src/main/java/io/dwak/reactiveviews/widget/MainView.java
@@ -106,6 +106,7 @@ public void react(ReactorComputation reactorComputation) {
                 mEditTextDisplay.setText(mViewModel.getEditTextValue());
             }
         });
+
         Reactor.getInstance().autoRun(new ReactorComputationFunction() {
             @Override
             public void react(ReactorComputation reactorComputation) {
diff --git a/reactor/src/main/java/io/dwak/reactor/ReactorComputation.java b/reactor/src/main/java/io/dwak/reactor/ReactorComputation.java
index 7123048..570617f 100644
--- a/reactor/src/main/java/io/dwak/reactor/ReactorComputation.java
+++ b/reactor/src/main/java/io/dwak/reactor/ReactorComputation.java
@@ -21,6 +21,7 @@ public class ReactorComputation {
     private final int mId;
     private final ArrayList<ReactorInvalidateCallback> mInvalidateCallbacks;
     private final ReactorComputation mParent;
+
     private final ReactorComputationFunction mFunction;
 
     public boolean isStopped() {
diff --git a/reactor/src/main/java/io/dwak/reactor/ReactorVar.java b/reactor/src/main/java/io/dwak/reactor/ReactorVar.java
index 1fb63e5..fafc502 100644
--- a/reactor/src/main/java/io/dwak/reactor/ReactorVar.java
+++ b/reactor/src/main/java/io/dwak/reactor/ReactorVar.java
@@ -18,16 +18,22 @@ public ReactorVar(T value) {
     }
 
     public T getValue() {
-        mDependency.depend();
+        if(mDependency !=null)
+            mDependency.depend();
         return mValue;
     }
 
     public void setValue(T value) {
         this.mValue = value;
-        mDependency.changed();
+        if(mDependency != null)
+            mDependency.changed();
     }
 
     public ReactorDependency getDependency() {
         return mDependency;
     }
+
+    public void setDependency(ReactorDependency dependency) {
+        mDependency = dependency;
+    }
 }