54 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
| // Copyright (c) 2017 Uber Technologies, Inc.
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| //
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| // Licensed under the Apache License, Version 2.0 (the "License");
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| // you may not use this file except in compliance with the License.
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| // You may obtain a copy of the License at
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| //
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| // http://www.apache.org/licenses/LICENSE-2.0
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| //
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| // Unless required by applicable law or agreed to in writing, software
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| // distributed under the License is distributed on an "AS IS" BASIS,
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| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| // See the License for the specific language governing permissions and
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| // limitations under the License.
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| 
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| package jaeger
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| 
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| import "log"
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| 
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| // NB This will be deprecated in 3.0.0, please use jaeger-client-go/log/logger instead.
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| 
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| // Logger provides an abstract interface for logging from Reporters.
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| // Applications can provide their own implementation of this interface to adapt
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| // reporters logging to whatever logging library they prefer (stdlib log,
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| // logrus, go-logging, etc).
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| type Logger interface {
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| 	// Error logs a message at error priority
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| 	Error(msg string)
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| 
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| 	// Infof logs a message at info priority
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| 	Infof(msg string, args ...interface{})
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| }
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| 
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| // StdLogger is implementation of the Logger interface that delegates to default `log` package
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| var StdLogger = &stdLogger{}
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| 
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| type stdLogger struct{}
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| 
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| func (l *stdLogger) Error(msg string) {
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| 	log.Printf("ERROR: %s", msg)
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| }
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| 
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| // Infof logs a message at info priority
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| func (l *stdLogger) Infof(msg string, args ...interface{}) {
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| 	log.Printf(msg, args...)
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| }
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| 
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| // NullLogger is implementation of the Logger interface that delegates to default `log` package
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| var NullLogger = &nullLogger{}
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| 
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| type nullLogger struct{}
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| 
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| func (l *nullLogger) Error(msg string)                      {}
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| func (l *nullLogger) Infof(msg string, args ...interface{}) {}
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