/*
 * 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 org.apache.dubbo.config.dynamic.support.nop;

import org.apache.dubbo.config.dynamic.AbstractDynamicConfiguration;

/**
 *
 */
public class NopDynamicConfiguration extends AbstractDynamicConfiguration {

    @Override
    protected String getInternalProperty(String key, String group, long timeout) {
        return null;
    }

    @Override
    public void init() {

    }
}

@@ -917,16 +917,78 @@
 uration;
+%0Aimport org.apache.dubbo.config.dynamic.ConfigurationListener;
 %0A%0A/**%0A *
@@ -1065,24 +1065,71 @@
 guration %7B%0A%0A
+    @Override%0A    public void init() %7B%0A%0A    %7D%0A%0A
     @Overrid
@@ -1209,16 +1209,48 @@
  timeout
+, ConfigurationListener listener
 ) %7B%0A    
@@ -1292,36 +1292,208 @@
 de%0A    p
-ublic void init() %7B%0A
+rotected void addTargetListener(String key, Object o) %7B%0A%0A    %7D%0A%0A    @Override%0A    protected Object createTargetConfigListener(String key, ConfigurationListener listener) %7B%0A        return null;
 %0A    %7D%0A%7D

Fix compilation problem