dubbo.apache.org/dubbo-go/v3@v3.1.1/config_center/configuration_listener.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 config_center
    19  
    20  import (
    21  	"fmt"
    22  )
    23  
    24  import (
    25  	"dubbo.apache.org/dubbo-go/v3/remoting"
    26  )
    27  
    28  // ConfigurationListener for changing listener's event
    29  type ConfigurationListener interface {
    30  	// Process the notification event once there's any change happens on the config
    31  	Process(*ConfigChangeEvent)
    32  }
    33  
    34  // ConfigChangeEvent for changing listener's event
    35  type ConfigChangeEvent struct {
    36  	Key        string
    37  	Value      interface{}
    38  	ConfigType remoting.EventType
    39  }
    40  
    41  func (c ConfigChangeEvent) String() string {
    42  	return fmt.Sprintf("ConfigChangeEvent{key = %v , value = %v , changeType = %v}", c.Key, c.Value, c.ConfigType)
    43  }