dubbo.apache.org/dubbo-go/v3@v3.1.1/protocol/dubbo3/dubbo3_exporter.go (about)

     1  /*
     2   * Licensed to the Apache Software Foundation (ASF) under one or more
     3   * contributor license agreements.  See the NOTICE file distributed with
     4   * this work for additional information regarding copyright ownership.
     5   * The ASF licenses this file to You under the Apache License, Version 2.0
     6   * (the "License"); you may not use this file except in compliance with
     7   * the License.  You may obtain a copy of the License at
     8   *
     9   *     http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  
    18  package dubbo3
    19  
    20  import (
    21  	"sync"
    22  )
    23  
    24  import (
    25  	"github.com/dubbogo/gost/log/logger"
    26  
    27  	tripleConstant "github.com/dubbogo/triple/pkg/common/constant"
    28  )
    29  
    30  import (
    31  	"dubbo.apache.org/dubbo-go/v3/common"
    32  	"dubbo.apache.org/dubbo-go/v3/common/constant"
    33  	"dubbo.apache.org/dubbo-go/v3/protocol"
    34  )
    35  
    36  // DubboExporter is dubbo3 service exporter.
    37  type DubboExporter struct {
    38  	protocol.BaseExporter
    39  	// serviceMap
    40  	serviceMap *sync.Map
    41  }
    42  
    43  // NewDubboExporter get a Dubbo3Exporter.
    44  func NewDubboExporter(key string, invoker protocol.Invoker, exporterMap *sync.Map, serviceMap *sync.Map) *DubboExporter {
    45  	return &DubboExporter{
    46  		BaseExporter: *protocol.NewBaseExporter(key, invoker, exporterMap),
    47  		serviceMap:   serviceMap,
    48  	}
    49  }
    50  
    51  // Unexport unexport dubbo3 service exporter.
    52  func (de *DubboExporter) UnExport() {
    53  	url := de.GetInvoker().GetURL()
    54  	interfaceName := url.GetParam(constant.InterfaceKey, "")
    55  	de.BaseExporter.UnExport()
    56  	err := common.ServiceMap.UnRegister(interfaceName, tripleConstant.TRIPLE, url.ServiceKey())
    57  	if err != nil {
    58  		logger.Errorf("[DubboExporter.UnExport] error: %v", err)
    59  	}
    60  	de.serviceMap.Delete(interfaceName)
    61  }