Fix crash when clearing SimpleXYSeries with ArrayFormat SimpleXYSeries.ArrayFormat.Y_VALS_ONLY (halfhp#31)

mriveralee · halfhp · commit 8e5fcc158e10 · 2017-02-12T11:54:06.000-06:00
diff --git a/androidplot-core/src/main/java/com/androidplot/xy/SimpleXYSeries.java b/androidplot-core/src/main/java/com/androidplot/xy/SimpleXYSeries.java
@@ -341,7 +341,9 @@ public LinkedList<Number> getyVals() {
     public void clear() {
         lock.writeLock().lock();
         try {
-            xVals.clear();
+            if (xVals != null) {
+              xVals.clear();
+            }
             yVals.clear();
         } finally {
             lock.writeLock().unlock();
