1 files changed, 0 insertions, 65 deletions
diff --git a/app/src/main/java/com/wireguard/android/databinding/ObservableTreeMap.java b/app/src/main/java/com/wireguard/android/databinding/ObservableTreeMap.java
deleted file mode 100644
index 074e122c..00000000
--- a/app/src/main/java/com/wireguard/android/databinding/ObservableTreeMap.java
+++ /dev/null
@@ -1,65 +0,0 @@
-package com.wireguard.android.databinding;
-
-import android.databinding.MapChangeRegistry;
-import android.databinding.ObservableMap;
-import android.support.annotation.NonNull;
-
-import java.util.Map;
-import java.util.TreeMap;
-
-/**
- * Observable version of a TreeMap. Only notifies for changes made through methods, not iterators or
- * views. This behavior is in line with that of ObservableArrayMap.
- */
-
-public class ObservableTreeMap<K, V> extends TreeMap<K, V> implements ObservableNavigableMap<K, V> {
-    private transient MapChangeRegistry listeners;
-
-    @Override
-    public void addOnMapChangedCallback(
-            final OnMapChangedCallback<? extends ObservableMap<K, V>, K, V> listener) {
-        if (listeners == null)
-            listeners = new MapChangeRegistry();
-        listeners.add(listener);
-    }
-
-    @Override
-    public void clear() {
-        super.clear();
-        notifyChange(null);
-    }
-
-    private void notifyChange(final K key) {
-        if (listeners != null)
-            listeners.notifyChange(this, key);
-    }
-
-    @Override
-    public V put(final K key, final V value) {
-        final V oldValue = super.put(key, value);
-        notifyChange(key);
-        return oldValue;
-    }
-
-    @Override
-    public void putAll(@NonNull final Map<? extends K, ? extends V> map) {
-        super.putAll(map);
-        for (final K key : map.keySet())
-            notifyChange(key);
-    }
-
-    @Override
-    public V remove(final Object key) {
-        final V oldValue = super.remove(key);
-        @SuppressWarnings("unchecked") final K k = (K) key;
-        notifyChange(k);
-        return oldValue;
-    }
-
-    @Override
-    public void removeOnMapChangedCallback(
-            final OnMapChangedCallback<? extends ObservableMap<K, V>, K, V> listener) {
-        if (listeners != null)
-            listeners.remove(listener);
-    }
-}