Logger

```
public interface Logger
```
Server logger.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`debug(String msg)` Log with level debug.
`void`	`error(String msg)` Log with level error.
`void`	`error(String msg, Throwable e)` Log with level error.
`void`	`error(Throwable e)` Log with level error.
`void`	`info(String msg)` Log with level info.
`boolean`	`isDebugEnabled()` Checks if debug is enabled.
`boolean`	`isErrorEnabled()` Checks if error is enabled.
`boolean`	`isInfoEnabled()` Checks if info is enabled.
`boolean`	`isTraceEnabled()` Checks if trace is enabled.
`boolean`	`isWarnEnabled()` Checks if warn is enabled.
`void`	`trace(String msg)` Log with level trace.
`void`	`warn(String msg)` Log with level warn.

- Method Detail
  - debug
```
void debug(String msg)
```
    Log with level debug.
    
    Parameters:
    
    msg - log message
  - error
```
void error(String msg)
```
    Log with level error.
    
    Parameters:
    
    msg - log message
  - error
```
void error(String msg,
           Throwable e)
```
    Log with level error.
    
    Parameters:
    
    msg - log message
    
    e - error
  - error
```
void error(Throwable e)
```
    Log with level error.
    
    Parameters:
    
    e - error
  - info
```
void info(String msg)
```
    Log with level info.
    
    Parameters:
    
    msg - log message
  - isDebugEnabled
```
boolean isDebugEnabled()
```
    Checks if debug is enabled.
    
    Returns:
    
    true if debug enabled, false otherwise
  - isErrorEnabled
```
boolean isErrorEnabled()
```
    Checks if error is enabled.
    
    Returns:
    
    true if error enabled, false otherwise
  - isInfoEnabled
```
boolean isInfoEnabled()
```
    Checks if info is enabled.
    
    Returns:
    
    true if info enabled, false otherwise
  - isTraceEnabled
```
boolean isTraceEnabled()
```
    Checks if trace is enabled.
    
    Returns:
    
    true if trace enabled, false otherwise
  - isWarnEnabled
```
boolean isWarnEnabled()
```
    Checks if warn is enabled.
    
    Returns:
    
    true if warn enabled, false otherwise
  - trace
```
void trace(String msg)
```
    Log with level trace.
    
    Parameters:
    
    msg - log message
  - warn
```
void warn(String msg)
```
    Log with level warn.
    
    Parameters:
    
    msg - log message

Interface Logger

Method Summary

Method Detail

debug

error

error

error

info

isDebugEnabled

isErrorEnabled

isInfoEnabled

isTraceEnabled

isWarnEnabled

trace

warn