1 files changed, 54 insertions, 0 deletions
diff --git a/guava-tests/test/com/google/common/collect/Base.java b/guava-tests/test/com/google/common/collect/Base.java
new file mode 100644
index 000000000..b68bd7f65
--- /dev/null
+++ b/guava-tests/test/com/google/common/collect/Base.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2007 The Guava Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.common.collect;
+
+import com.google.common.annotations.GwtCompatible;
+import java.io.Serializable;
+import org.checkerframework.checker.nullness.qual.Nullable;
+
+/** Simple base class to verify that we handle generics correctly. */
+@GwtCompatible
+class Base implements Comparable<Base>, Serializable {
+  private final String s;
+
+  public Base(String s) {
+    this.s = s;
+  }
+
+  @Override
+  public int hashCode() { // delegate to 's'
+    return s.hashCode();
+  }
+
+  @Override
+  public boolean equals(@Nullable Object other) {
+    if (other == null) {
+      return false;
+    } else if (other instanceof Base) {
+      return s.equals(((Base) other).s);
+    } else {
+      return false;
+    }
+  }
+
+  @Override
+  public int compareTo(Base o) {
+    return s.compareTo(o.s);
+  }
+
+  private static final long serialVersionUID = 0;
+}