(feat) forgot ReplicatorType.java

jraft-core/src/main/java/com/alipay/sofa/jraft/core/ReplicatorType.java

@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.alipay.sofa.jraft.core;
+
+/**
+ * Replicator role
+ * @author boyan([email protected])
+ *
+ */
+public enum ReplicatorType {
+    Follower, Learner;
+
+    public final boolean isFollower() {
+        return this == Follower;
+    }
+
+    public final boolean isLearner() {
+        return this == Learner;
+    }
+}