31 lines
		
	
	
		
			473 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			31 lines
		
	
	
		
			473 B
		
	
	
	
		
			Go
		
	
	
	
	
	
| package mssql
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| 
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| import (
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| 	"log"
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| )
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| 
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| type Logger interface {
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| 	Printf(format string, v ...interface{})
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| 	Println(v ...interface{})
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| }
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| 
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| type optionalLogger struct {
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| 	logger Logger
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| }
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| 
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| func (o optionalLogger) Printf(format string, v ...interface{}) {
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| 	if o.logger != nil {
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| 		o.logger.Printf(format, v...)
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| 	} else {
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| 		log.Printf(format, v...)
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| 	}
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| }
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| 
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| func (o optionalLogger) Println(v ...interface{}) {
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| 	if o.logger != nil {
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| 		o.logger.Println(v...)
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| 	} else {
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| 		log.Println(v...)
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| 	}
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| }
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