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@@ -1,188 +1,188 @@
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package ethlog
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import (
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- "fmt"
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- "sync"
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- "log"
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- "io"
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- "os"
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+ "fmt"
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+ "io"
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+ "log"
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+ "os"
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+ "sync"
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)
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type LogSystem interface {
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- GetLogLevel() LogLevel
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- SetLogLevel(i LogLevel)
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- Println(v ...interface{})
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- Printf(format string, v ...interface{})
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+ GetLogLevel() LogLevel
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+ SetLogLevel(i LogLevel)
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+ Println(v ...interface{})
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+ Printf(format string, v ...interface{})
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}
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type logMessage struct {
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- LogLevel LogLevel
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- format bool
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- msg string
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+ LogLevel LogLevel
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+ format bool
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+ msg string
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}
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-func newPrintlnLogMessage(level LogLevel, tag string, v...interface{}) *logMessage {
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- return &logMessage{level, false, fmt.Sprintf("[%s] %s", tag, fmt.Sprint(v...))}
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+func newPrintlnLogMessage(level LogLevel, tag string, v ...interface{}) *logMessage {
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+ return &logMessage{level, false, fmt.Sprintf("[%s] %s", tag, fmt.Sprint(v...))}
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}
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-func newPrintfLogMessage(level LogLevel, tag string, format string, v...interface{}) *logMessage {
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- return &logMessage{level, true, fmt.Sprintf("[%s] %s", tag, fmt.Sprintf(format, v...))}
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+func newPrintfLogMessage(level LogLevel, tag string, format string, v ...interface{}) *logMessage {
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+ return &logMessage{level, true, fmt.Sprintf("[%s] %s", tag, fmt.Sprintf(format, v...))}
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}
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func (msg *logMessage) send(logger LogSystem) {
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- if msg.format {
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- logger.Printf(msg.msg)
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- } else {
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- logger.Println(msg.msg)
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- }
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+ if msg.format {
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+ logger.Printf(msg.msg)
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+ } else {
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+ logger.Println(msg.msg)
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+ }
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}
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-var logMessages chan(*logMessage)
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-var logSystems []LogSystem
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+var logMessages chan (*logMessage)
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+var logSystems []LogSystem
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var drained = true
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type LogLevel uint8
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const (
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- Silence LogLevel = iota
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- ErrorLevel
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- WarnLevel
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- InfoLevel
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- DebugLevel
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- DebugDetailLevel
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+ Silence LogLevel = iota
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+ ErrorLevel
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+ WarnLevel
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+ InfoLevel
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+ DebugLevel
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+ DebugDetailLevel
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)
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// log messages are dispatched to log writers
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func start() {
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- for {
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- select {
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- case msg := <- logMessages:
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- for _, logSystem := range logSystems {
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- if logSystem.GetLogLevel() >= msg.LogLevel {
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- msg.send(logSystem)
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- }
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- }
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- default:
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- drained = true
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- }
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- }
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+ for {
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+ select {
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+ case msg := <-logMessages:
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+ for _, logSystem := range logSystems {
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+ if logSystem.GetLogLevel() >= msg.LogLevel {
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+ msg.send(logSystem)
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+ }
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+ }
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+ default:
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+ drained = true
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+ }
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+ }
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}
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// waits until log messages are drained (dispatched to log writers)
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func Flush() {
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- for !drained {}
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+ for !drained {
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+ }
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}
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type Logger struct {
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- tag string
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+ tag string
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}
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func NewLogger(tag string) *Logger {
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- return &Logger{tag}
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+ return &Logger{tag}
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}
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func AddLogSystem(logSystem LogSystem) {
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- var mutex = &sync.Mutex{}
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- mutex.Lock()
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- defer mutex.Unlock()
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- if logSystems == nil {
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- logMessages = make(chan *logMessage)
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- go start()
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- }
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- logSystems = append(logSystems, logSystem)
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+ var mutex = &sync.Mutex{}
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+ mutex.Lock()
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+ defer mutex.Unlock()
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+ if logSystems == nil {
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+ logMessages = make(chan *logMessage)
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+ go start()
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+ }
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+ logSystems = append(logSystems, logSystem)
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}
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-func (logger *Logger) sendln(level LogLevel, v...interface{}) {
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- if logMessages != nil {
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- msg := newPrintlnLogMessage(level, logger.tag, v...)
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- drained = false
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- logMessages <- msg
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- }
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+func (logger *Logger) sendln(level LogLevel, v ...interface{}) {
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+ if logMessages != nil {
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+ msg := newPrintlnLogMessage(level, logger.tag, v...)
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+ drained = false
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+ logMessages <- msg
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+ }
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}
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-func (logger *Logger) sendf(level LogLevel, format string, v...interface{}) {
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- if logMessages != nil {
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- msg := newPrintfLogMessage(level, logger.tag, format, v...)
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- drained = false
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- logMessages <- msg
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- }
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+func (logger *Logger) sendf(level LogLevel, format string, v ...interface{}) {
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+ if logMessages != nil {
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+ msg := newPrintfLogMessage(level, logger.tag, format, v...)
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+ drained = false
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+ logMessages <- msg
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+ }
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}
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-func (logger *Logger) Errorln(v...interface{}) {
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- logger.sendln(ErrorLevel, v...)
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+func (logger *Logger) Errorln(v ...interface{}) {
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+ logger.sendln(ErrorLevel, v...)
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}
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-func (logger *Logger) Warnln(v...interface{}) {
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- logger.sendln(WarnLevel, v...)
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+func (logger *Logger) Warnln(v ...interface{}) {
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+ logger.sendln(WarnLevel, v...)
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}
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-func (logger *Logger) Infoln(v...interface{}) {
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- logger.sendln(InfoLevel, v...)
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+func (logger *Logger) Infoln(v ...interface{}) {
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+ logger.sendln(InfoLevel, v...)
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}
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-func (logger *Logger) Debugln(v...interface{}) {
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- logger.sendln(DebugLevel, v...)
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+func (logger *Logger) Debugln(v ...interface{}) {
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+ logger.sendln(DebugLevel, v...)
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}
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-func (logger *Logger) DebugDetailln(v...interface{}) {
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- logger.sendln(DebugDetailLevel, v...)
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+func (logger *Logger) DebugDetailln(v ...interface{}) {
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+ logger.sendln(DebugDetailLevel, v...)
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}
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-func (logger *Logger) Errorf(format string, v...interface{}) {
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- logger.sendf(ErrorLevel, format, v...)
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+func (logger *Logger) Errorf(format string, v ...interface{}) {
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+ logger.sendf(ErrorLevel, format, v...)
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}
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-func (logger *Logger) Warnf(format string, v...interface{}) {
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- logger.sendf(WarnLevel, format, v...)
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+func (logger *Logger) Warnf(format string, v ...interface{}) {
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+ logger.sendf(WarnLevel, format, v...)
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}
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-func (logger *Logger) Infof(format string, v...interface{}) {
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- logger.sendf(InfoLevel, format, v...)
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+func (logger *Logger) Infof(format string, v ...interface{}) {
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+ logger.sendf(InfoLevel, format, v...)
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}
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-func (logger *Logger) Debugf(format string, v...interface{}) {
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- logger.sendf(DebugLevel, format, v...)
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+func (logger *Logger) Debugf(format string, v ...interface{}) {
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+ logger.sendf(DebugLevel, format, v...)
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}
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-func (logger *Logger) DebugDetailf(format string, v...interface{}) {
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- logger.sendf(DebugDetailLevel, format, v...)
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+func (logger *Logger) DebugDetailf(format string, v ...interface{}) {
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+ logger.sendf(DebugDetailLevel, format, v...)
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}
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-func (logger *Logger) Fatalln (v...interface{}) {
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- logger.sendln(ErrorLevel, v...)
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- Flush()
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- os.Exit(0)
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+func (logger *Logger) Fatalln(v ...interface{}) {
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+ logger.sendln(ErrorLevel, v...)
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+ Flush()
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+ os.Exit(0)
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}
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-func (logger *Logger) Fatalf (format string, v...interface{}) {
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- logger.sendf(ErrorLevel, format, v...)
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- Flush()
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- os.Exit(0)
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+func (logger *Logger) Fatalf(format string, v ...interface{}) {
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+ logger.sendf(ErrorLevel, format, v...)
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+ Flush()
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+ os.Exit(0)
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}
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type StdLogSystem struct {
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- logger *log.Logger
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- level LogLevel
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+ logger *log.Logger
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+ level LogLevel
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}
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func (t *StdLogSystem) Println(v ...interface{}) {
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- t.logger.Println(v...)
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+ t.logger.Println(v...)
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}
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func (t *StdLogSystem) Printf(format string, v ...interface{}) {
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- t.logger.Printf(format, v...)
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+ t.logger.Printf(format, v...)
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}
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func (t *StdLogSystem) SetLogLevel(i LogLevel) {
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- t.level = i
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+ t.level = i
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}
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func (t *StdLogSystem) GetLogLevel() LogLevel {
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- return t.level
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+ return t.level
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}
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func NewStdLogSystem(writer io.Writer, flags int, level LogLevel) *StdLogSystem {
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- logger := log.New(writer, "", flags)
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- return &StdLogSystem{logger, level}
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+ logger := log.New(writer, "", flags)
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+ return &StdLogSystem{logger, level}
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}
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-
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