[android] - check for null value when calling mapboxMap.clear

2017-11-06 15:28:11 +01:00
parent d29ebe3d3f
commit 4d486e10ce
1 changed files with 8 additions and 5 deletions
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/IconManager.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/IconManager.java
@@ -143,11 +143,14 @@ class IconManager {
  }

  void iconCleanup(Icon icon) {
-    int refCounter = iconMap.get(icon) - 1;
-    if (refCounter == 0) {
-      remove(icon);
-    } else {
-      updateIconRefCounter(icon, refCounter);
+    Integer refCounter = iconMap.get(icon);
+    if (refCounter != null) {
+      refCounter--;
+      if (refCounter == 0) {
+        remove(icon);
+      } else {
+        updateIconRefCounter(icon, refCounter);
+      }
    }
  }