google.golang.org/grpc@v1.62.1/internal/grpcutil/compressor.go (about)

     1  /*
     2   *
     3   * Copyright 2022 gRPC authors.
     4   *
     5   * Licensed under the Apache License, Version 2.0 (the "License");
     6   * you may not use this file except in compliance with the License.
     7   * 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  
    19  package grpcutil
    20  
    21  import (
    22  	"strings"
    23  
    24  	"google.golang.org/grpc/internal/envconfig"
    25  )
    26  
    27  // RegisteredCompressorNames holds names of the registered compressors.
    28  var RegisteredCompressorNames []string
    29  
    30  // IsCompressorNameRegistered returns true when name is available in registry.
    31  func IsCompressorNameRegistered(name string) bool {
    32  	for _, compressor := range RegisteredCompressorNames {
    33  		if compressor == name {
    34  			return true
    35  		}
    36  	}
    37  	return false
    38  }
    39  
    40  // RegisteredCompressors returns a string of registered compressor names
    41  // separated by comma.
    42  func RegisteredCompressors() string {
    43  	if !envconfig.AdvertiseCompressors {
    44  		return ""
    45  	}
    46  	return strings.Join(RegisteredCompressorNames, ",")
    47  }