| Package | Description | 
|---|---|
| org.apache.commons.logging | Jakarta Commons Logging implemented over SLF4J. | 
| org.apache.commons.logging.impl | SLF4J based implementation of commons-logging wrapper APIs. | 
| Modifier and Type | Field and Description | 
|---|---|
| protected static LogFactory | LogFactory. nullClassLoaderFactory
 This property is not used but preserved here for compatibility. | 
| Modifier and Type | Method and Description | 
|---|---|
| static LogFactory | LogFactory. getFactory()
 Construct (if necessary) and return a  LogFactoryinstance,
 using the following ordered lookup procedure to determine the name of the
 implementation class to be loaded. | 
| protected static LogFactory | LogFactory. newFactory(String factoryClass,
          ClassLoader classLoader)This method exists to ensure signature compatibility. | 
| protected static LogFactory | LogFactory. newFactory(String factoryClass,
          ClassLoader classLoader,
          ClassLoader contextClassLoader)This method exists to ensure signature compatibility. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | SLF4JLogFactory
 Concrete subclass of  LogFactorywhich always delegates to theorg.slf4j.LoggerFactoryclass. | 
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