dubbo MetricsServiceExporter 源码
dubbo MetricsServiceExporter 代码
文件路径：/dubbo-common/src/main/java/org/apache/dubbo/common/metrics/service/MetricsServiceExporter.java
/*
* 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.common.metrics.service;
import org.apache.dubbo.common.extension.ExtensionScope;
import org.apache.dubbo.common.extension.SPI;
/**
* The exporter of {@link MetricsService}
*/
@SPI(value = "default", scope = ExtensionScope.APPLICATION)
public interface MetricsServiceExporter {
/**
* Initialize exporter
*/
void init();
/**
* Exports the {@link MetricsService} as a Dubbo service
*
* @return {@link MetricsServiceExporter itself}
*/
MetricsServiceExporter export();
/**
* Unexports the {@link MetricsService}
*
* @return {@link MetricsServiceExporter itself}
*/
MetricsServiceExporter unexport();
}
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