From e869098434e30be4d46612908f14d37358a3be34 Mon Sep 17 00:00:00 2001
From: k3b <klaus3b-github@yahoo.de>
Date: Thu, 2 Feb 2017 01:58:47 +0100
Subject: [PATCH] fix NullPointerExcpeption when opening "Downloads" with
 android-api < 23

---
 .../giga/ui/fragment/MissionsFragment.java       | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/us/shandian/giga/ui/fragment/MissionsFragment.java b/app/src/main/java/us/shandian/giga/ui/fragment/MissionsFragment.java
index 43b85a2b5..793876756 100644
--- a/app/src/main/java/us/shandian/giga/ui/fragment/MissionsFragment.java
+++ b/app/src/main/java/us/shandian/giga/ui/fragment/MissionsFragment.java
@@ -84,9 +84,23 @@ public abstract class MissionsFragment extends Fragment
 		return v;
 	}
 
-	@Override
+	/** Added in API level 23. */
+    @Override
 	public void onAttach(Context activity) {
 		super.onAttach(activity);
+
+		// Bug: in api< 23 this is never called
+		// so mActivity=null
+		// so app crashes with nullpointer exception
+		mActivity = activity;
+	}
+
+	/** deprecated in API level 23,
+	 * but must remain to allow compatibility with api<23 */
+	@Override
+	public void onAttach(Activity activity) {
+		super.onAttach(activity);
+
 		mActivity = activity;
 	}