[Android] Util method to test if a list is null or empty

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Tue Jun 14 15:16:37 2016 +0200| [26086ee0e0098f525abc2599cd9c1cd8c16a8fa3] | committer: Geoffrey Métais

Util method to test if a list is null or empty

> https://code.videolan.org/videolan/vlc-android/commit/26086ee0e0098f525abc2599cd9c1cd8c16a8fa3
---

 vlc-android/src/org/videolan/vlc/util/Util.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/vlc-android/src/org/videolan/vlc/util/Util.java b/vlc-android/src/org/videolan/vlc/util/Util.java
index 13f3541..b1679b2 100644
--- a/vlc-android/src/org/videolan/vlc/util/Util.java
+++ b/vlc-android/src/org/videolan/vlc/util/Util.java
@@ -25,9 +25,9 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
+import android.support.annotation.Nullable;
 
 import org.videolan.libvlc.util.AndroidUtil;
-import org.videolan.libvlc.util.MediaBrowser;
 import org.videolan.vlc.VLCApplication;
 
 import java.io.BufferedReader;
@@ -35,6 +35,7 @@ import java.io.Closeable;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
+import java.util.AbstractCollection;
 import java.util.List;
 
 public class Util {
@@ -83,6 +84,10 @@ public class Util {
         return false;
     }
 
+    public static boolean isListEmpty(@Nullable AbstractCollection collection) {
+        return collection == null || collection.isEmpty();
+    }
+
     public static boolean isCallable(Intent intent) {
         List<ResolveInfo> list = VLCApplication.getAppContext().getPackageManager().queryIntentActivities(intent,
                 PackageManager.MATCH_DEFAULT_ONLY);