buggy files form Mockito #22

projects/Mockito/22/org/mockito/internal/matchers/Equality.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2007 Mockito contributors
+ * This program is made available under the terms of the MIT License.
+ */
+package org.mockito.internal.matchers;
+
+import java.lang.reflect.Array;
+
+//stolen from hamcrest because I didn't want to have more dependency than Matcher class 
+public class Equality {
+
+    public static boolean areEqual(Object o1, Object o2) {
+        if (o1 == null || o2 == null) {
+            return o1 == null && o2 == null;
+        } else if (isArray(o1)) {
+            return isArray(o2) && areArraysEqual(o1, o2);
+        } else {
+            return o1.equals(o2);
+        }
+    }
+
+    static boolean areArraysEqual(Object o1, Object o2) {
+        return areArrayLengthsEqual(o1, o2)
+                && areArrayElementsEqual(o1, o2);
+    }
+
+    static boolean areArrayLengthsEqual(Object o1, Object o2) {
+        return Array.getLength(o1) == Array.getLength(o2);
+    }
+
+    static boolean areArrayElementsEqual(Object o1, Object o2) {
+        for (int i = 0; i < Array.getLength(o1); i++) {
+            if (!areEqual(Array.get(o1, i), Array.get(o2, i))) return false;
+        }
+        return true;
+    }
+
+    static boolean isArray(Object o) {
+        return o.getClass().isArray();
+    }
+}