github.com/cloudwego/kitex@v0.9.0/pkg/rpcinfo/convert.go (about)

     1  /*
     2   * Copyright 2021 CloudWeGo Authors
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package rpcinfo
    18  
    19  // Taggable is a type that supports setting tag.
    20  type Taggable interface {
    21  	SetTag(key, value string) error
    22  }
    23  
    24  // AsTaggable converts an object into a Taggable. Returns nil if impossible.
    25  func AsTaggable(i interface{}) Taggable {
    26  	if v, ok := i.(Taggable); ok {
    27  		return v
    28  	}
    29  	return nil
    30  }
    31  
    32  // AsMutableEndpointInfo converts an EndpointInfo into a MutableEndpointInfo. Returns nil if impossible.
    33  func AsMutableEndpointInfo(ei EndpointInfo) MutableEndpointInfo {
    34  	if v, ok := ei.(MutableEndpointInfo); ok {
    35  		return v
    36  	}
    37  	return nil
    38  }
    39  
    40  // AsMutableRPCStats converts an rpcStats into a MutableRPCStats. Returns nil if impossible.
    41  func AsMutableRPCStats(r RPCStats) MutableRPCStats {
    42  	if v, ok := r.(*rpcStats); ok {
    43  		return v
    44  	}
    45  	return nil
    46  }
    47  
    48  // AsMutableRPCConfig .
    49  func AsMutableRPCConfig(r RPCConfig) MutableRPCConfig {
    50  	if v, ok := r.(MutableRPCConfig); ok {
    51  		return v
    52  	}
    53  	return nil
    54  }