github.com/kaydxh/golang@v0.0.131/pkg/monitor/opentelemetry/metric/stdout/stdout.metric.go (about)

     1  /*
     2   *Copyright (c) 2022, kaydxh
     3   *
     4   *Permission is hereby granted, free of charge, to any person obtaining a copy
     5   *of this software and associated documentation files (the "Software"), to deal
     6   *in the Software without restriction, including without limitation the rights
     7   *to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     8   *copies of the Software, and to permit persons to whom the Software is
     9   *furnished to do so, subject to the following conditions:
    10   *
    11   *The above copyright notice and this permission notice shall be included in all
    12   *copies or substantial portions of the Software.
    13   *
    14   *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    15   *IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    16   *FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    17   *AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    18   *LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    19   *OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    20   *SOFTWARE.
    21   */
    22  package stdout
    23  
    24  import (
    25  	"context"
    26  	"fmt"
    27  
    28  	"go.opentelemetry.io/otel/exporters/stdout/stdoutmetric"
    29  	"go.opentelemetry.io/otel/sdk/metric/export"
    30  )
    31  
    32  type StdoutExporterBuilderOptions struct {
    33  	stdoutmetricOpts []stdoutmetric.Option
    34  }
    35  
    36  type StdoutExporterBuilder struct {
    37  	opts StdoutExporterBuilderOptions
    38  }
    39  
    40  func defaultBuilderOptions() StdoutExporterBuilderOptions {
    41  	return StdoutExporterBuilderOptions{}
    42  }
    43  
    44  func NewStdoutExporterBuilder(opts ...StdoutExporterBuilderOption) *StdoutExporterBuilder {
    45  
    46  	builder := &StdoutExporterBuilder{
    47  		opts: defaultBuilderOptions(),
    48  	}
    49  	builder.ApplyOptions(opts...)
    50  	return builder
    51  }
    52  
    53  func (p *StdoutExporterBuilder) Build(
    54  	ctx context.Context,
    55  ) (export.Exporter, error) {
    56  
    57  	exporter, err := stdoutmetric.New(p.opts.stdoutmetricOpts...)
    58  	if err != nil {
    59  		return nil, fmt.Errorf("creating stdoutmetric exporter: %w", err)
    60  	}
    61  
    62  	return exporter, nil
    63  }