/*
 * 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.monitor.dubbo;

import org.apache.dubbo.common.Constants;
import org.apache.dubbo.common.URL;
import org.apache.dubbo.common.utils.StringUtils;
import org.apache.dubbo.monitor.Monitor;
import org.apache.dubbo.monitor.MonitorService;
import org.apache.dubbo.monitor.support.AbstractMonitorFactory;
import org.apache.dubbo.rpc.Invoker;
import org.apache.dubbo.rpc.Protocol;
import org.apache.dubbo.rpc.ProxyFactory;

/**
 * DefaultMonitorFactory
 */
public class DubboMonitorFactory extends AbstractMonitorFactory {

    private Protocol protocol;

    private ProxyFactory proxyFactory;

    public void setProtocol(Protocol protocol) {
        this.protocol = protocol;
    }

    public void setProxyFactory(ProxyFactory proxyFactory) {
        this.proxyFactory = proxyFactory;
    }

    @Override
    protected Monitor createMonitor(URL url) {
        url = url.setProtocol(url.getParameter(Constants.PROTOCOL_KEY, "dubbo"));
        if (StringUtils.isEmpty(url.getPath())) {
            url = url.setPath(MonitorService.class.getName());
        }
        String filter = url.getParameter(Constants.REFERENCE_FILTER_KEY);
        if (StringUtils.isEmpty(filter)) {
            filter = "";
        } else {
            filter = filter + ",";
        }
        url = url.addParameters(Constants.CLUSTER_KEY, "failsafe", Constants.CHECK_KEY, String.valueOf(false),
                Constants.REFERENCE_FILTER_KEY, filter + "-monitor");
        Invoker<MonitorService> monitorInvoker = protocol.refer(MonitorService.class, url);
        MonitorService monitorService = proxyFactory.getProxy(monitorInvoker);
        return new DubboMonitor(monitorInvoker, monitorService);
    }

}
@@ -858,51 +858,8 @@
 %0D%0A%0D%0A
-import org.apache.dubbo.common.Constants;%0D%0A
 impo
@@ -891,16 +891,16 @@
 n.URL;%0D%0A
+
 import o
@@ -1220,16 +1220,212 @@
 ory;%0D%0A%0D%0A
+import static org.apache.dubbo.common.Constants.CHECK_KEY;%0D%0Aimport static org.apache.dubbo.common.Constants.PROTOCOL_KEY;%0D%0Aimport static org.apache.dubbo.common.Constants.REFERENCE_FILTER_KEY;%0D%0A%0D%0A
 /**%0D%0A * 
@@ -1915,26 +1915,16 @@
 rameter(
-Constants.
 PROTOCOL
@@ -2108,26 +2108,16 @@
 rameter(
-Constants.
 REFERENC
@@ -2303,53 +2303,8 @@
 ers(
-Constants.CLUSTER_KEY, %22failsafe%22, Constants.
 CHEC
@@ -2336,36 +2336,9 @@
 se),
-%0D%0A                Constants.
+ 
 REFE
@@ -2626,9 +2626,11 @@
    %7D%0D%0A%0D%0A
-
 %7D
+%0D%0A

fix issue #274: monitor的cluster一定是failsafe的，而且无法修改 (#3523)