add log level support to simple logger

This commit is contained in:
Nash Tsai 2014-08-20 09:38:52 +08:00
parent d1e396ee3f
commit 0c227ead0f
2 changed files with 39 additions and 25 deletions

View File

@ -37,7 +37,7 @@ type Engine struct {
ShowDebug bool ShowDebug bool
ShowWarn bool ShowWarn bool
Logger ILogger // io.Writer Logger core.ILogger
TZLocation *time.Location TZLocation *time.Location
} }

View File

@ -6,41 +6,51 @@ import (
"log" "log"
) )
// logger interface, log/syslog conform with this interface type LogLevel int
type ILogger interface {
Debug(m string) (err error) const (
Err(m string) (err error) LOG_ERR LogLevel = iota + 3
Info(m string) (err error) LOG_WARNING
Warning(m string) (err error) LOG_INFO = iota + 6
} LOG_DEBUG
)
const (
DEFAULT_LOG_PREFIX = "[xorm]"
DEFAULT_LOG_FLAG = log.Ldate | log.Lmicroseconds
DEFAULT_LOG_LEVEL = LOG_INFO
)
type SimpleLogger struct { type SimpleLogger struct {
DEBUG *log.Logger DEBUG *log.Logger
ERR *log.Logger ERR *log.Logger
INFO *log.Logger INFO *log.Logger
WARN *log.Logger WARN *log.Logger
LogLevel LogLevel
} }
func NewSimpleLogger(out io.Writer) *SimpleLogger { func NewSimpleLogger(out io.Writer) *SimpleLogger {
return &SimpleLogger{ return NewSimpleLogger2(out, DEFAULT_LOG_PREFIX, DEFAULT_LOG_FLAG)
DEBUG: log.New(out, "[xorm] [debug] ", log.Ldate|log.Lmicroseconds),
ERR: log.New(out, "[xorm] [error] ", log.Ldate|log.Lmicroseconds),
INFO: log.New(out, "[xorm] [info] ", log.Ldate|log.Lmicroseconds),
WARN: log.New(out, "[xorm] [warn] ", log.Ldate|log.Lmicroseconds),
}
} }
func NewSimpleLogger2(out io.Writer, prefix string, flag int) *SimpleLogger { func NewSimpleLogger2(out io.Writer, prefix string, flag int) *SimpleLogger {
return NewSimpleLogger3(out, prefix, flag, DEFAULT_LOG_LEVEL)
}
func NewSimpleLogger3(out io.Writer, prefix string, flag int, logLevel LogLevel) *SimpleLogger {
return &SimpleLogger{ return &SimpleLogger{
DEBUG: log.New(out, fmt.Sprintf("%s [debug] ", prefix), log.Ldate|log.Lmicroseconds), DEBUG: log.New(out, fmt.Sprintf("%s [debug] ", prefix), flag),
ERR: log.New(out, fmt.Sprintf("%s [error] ", prefix), log.Ldate|log.Lmicroseconds), ERR: log.New(out, fmt.Sprintf("%s [error] ", prefix), flag),
INFO: log.New(out, fmt.Sprintf("%s [info] ", prefix), log.Ldate|log.Lmicroseconds), INFO: log.New(out, fmt.Sprintf("%s [info] ", prefix), flag),
WARN: log.New(out, fmt.Sprintf("%s [warn] ", prefix), log.Ldate|log.Lmicroseconds), WARN: log.New(out, fmt.Sprintf("%s [warn] ", prefix), flag),
LogLevel: LOG_INFO,
} }
} }
func (s *SimpleLogger) Debug(m string) (err error) { func (s *SimpleLogger) Debug(m string) (err error) {
s.DEBUG.Println(m) if s.LogLevel >= LOG_DEBUG {
s.DEBUG.Println(m)
}
return return
} }
@ -50,11 +60,15 @@ func (s *SimpleLogger) Err(m string) (err error) {
} }
func (s *SimpleLogger) Info(m string) (err error) { func (s *SimpleLogger) Info(m string) (err error) {
s.INFO.Println(m) if s.LogLevel >= LOG_INFO {
s.INFO.Println(m)
}
return return
} }
func (s *SimpleLogger) Warning(m string) (err error) { func (s *SimpleLogger) Warning(m string) (err error) {
s.WARN.Println(m) if s.LogLevel >= LOG_WARNING {
s.WARN.Println(m)
}
return return
} }