From aae6fbb903f5546aab9175dde18dfddd3549a176 Mon Sep 17 00:00:00 2001
From: Sunny Goyal <sunnygoyal@google.com>
Date: Thu, 31 Jan 2019 16:05:58 -0800
Subject: Moving some utility methods around

Change-Id: I8abca49a0dbf656212b21e0552502036a1619164
---
 src/com/android/launcher3/Utilities.java | 37 --------------------------------
 1 file changed, 37 deletions(-)

(limited to 'src/com/android/launcher3/Utilities.java')

diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index c847120b9..60dfbb7d4 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -57,8 +57,6 @@ import com.android.launcher3.util.IntArray;
 import java.io.Closeable;
 import java.io.IOException;
 import java.lang.reflect.Method;
-import java.util.Collection;
-import java.util.HashSet;
 import java.util.Locale;
 import java.util.concurrent.Executor;
 import java.util.concurrent.LinkedBlockingQueue;
@@ -514,46 +512,11 @@ public final class Utilities {
         }
     }
 
-    /**
-     * Returns true if {@param original} contains all entries defined in {@param updates} and
-     * have the same value.
-     * The comparison uses {@link Object#equals(Object)} to compare the values.
-     */
-    public static boolean containsAll(Bundle original, Bundle updates) {
-        for (String key : updates.keySet()) {
-            Object value1 = updates.get(key);
-            Object value2 = original.get(key);
-            if (value1 == null) {
-                if (value2 != null) {
-                    return false;
-                }
-            } else if (!value1.equals(value2)) {
-                return false;
-            }
-        }
-        return true;
-    }
-
-    /** Returns whether the collection is null or empty. */
-    public static boolean isEmpty(Collection c) {
-        return c == null || c.isEmpty();
-    }
-
     public static boolean isBinderSizeError(Exception e) {
         return e.getCause() instanceof TransactionTooLargeException
                 || e.getCause() instanceof DeadObjectException;
     }
 
-    /**
-     * Returns a HashSet with a single element. We use this instead of Collections.singleton()
-     * because HashSet ensures all operations, such as remove, are supported.
-     */
-    public static <T> HashSet<T> singletonHashSet(T elem) {
-        HashSet<T> hashSet = new HashSet<>(1);
-        hashSet.add(elem);
-        return hashSet;
-    }
-
     /**
      * Utility method to post a runnable on the handler, skipping the synchronization barriers.
      */
-- 
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