1 files changed, 40 insertions, 0 deletions
diff --git a/sched/src/com/android/sched/util/SubReleaseKind.java b/sched/src/com/android/sched/util/SubReleaseKind.java
new file mode 100644
index 0000000..3d1415b
--- /dev/null
+++ b/sched/src/com/android/sched/util/SubReleaseKind.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * 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.android.sched.util;
+
+import javax.annotation.Nonnull;
+
+/**
+ * The kind of sub-release.
+ */
+public enum SubReleaseKind {
+  ENGINEERING,
+  PRE_ALPHA,
+  ALPHA,
+  BETA,
+  CANDIDATE,
+  RELEASE;
+
+  public boolean isMoreStableThan(@Nonnull SubReleaseKind other) throws UncomparableSubReleaseKind {
+    if ((this == ENGINEERING && other != ENGINEERING)
+        || (this != ENGINEERING && other == ENGINEERING)) {
+      throw new UncomparableSubReleaseKind(this + " is not comparable with " + other);
+    }
+    return ordinal() > other.ordinal();
+  }
+
+}
+\ No newline at end of file