Class Log4jTaglibLoggerContext

java.lang.Object
org.apache.logging.log4j.taglib.Log4jTaglibLoggerContext
All Implemented Interfaces:
LoggerContext

final class Log4jTaglibLoggerContext extends Object implements LoggerContext
This bridge between the tag library and the Log4j API ensures that instances of Log4jTaglibLogger are appropriately held in memory and not constantly recreated.
Since:
2.0
  • Field Details

  • Constructor Details

    • Log4jTaglibLoggerContext

      private Log4jTaglibLoggerContext(javax.servlet.ServletContext servletContext)
  • Method Details

    • getExternalContext

      public Object getExternalContext()
      Description copied from interface: LoggerContext
      Gets the anchor for some other context, such as a ClassLoader or ServletContext.
      Specified by:
      getExternalContext in interface LoggerContext
      Returns:
      The external context.
    • getLogger

      public Log4jTaglibLogger getLogger(String name)
      Description copied from interface: LoggerContext
      Gets an ExtendedLogger.
      Specified by:
      getLogger in interface LoggerContext
      Parameters:
      name - The name of the Logger to return.
      Returns:
      The logger with the specified name.
    • getLogger

      public Log4jTaglibLogger getLogger(String name, MessageFactory messageFactory)
      Description copied from interface: LoggerContext
      Gets an ExtendedLogger.
      Specified by:
      getLogger in interface LoggerContext
      Parameters:
      name - The name of the Logger to return.
      messageFactory - The message factory is used only when creating a logger, subsequent use does not change the logger but will log a warning if mismatched.
      Returns:
      The logger with the specified name.
    • hasLogger

      public boolean hasLogger(String name)
      Description copied from interface: LoggerContext
      Tests if a Logger with the specified name exists.
      Specified by:
      hasLogger in interface LoggerContext
      Parameters:
      name - The Logger name to search for.
      Returns:
      true if the Logger exists, false otherwise.
    • hasLogger

      public boolean hasLogger(String name, MessageFactory messageFactory)
      Description copied from interface: LoggerContext
      Tests if a Logger with the specified name and MessageFactory exists.
      Specified by:
      hasLogger in interface LoggerContext
      Parameters:
      name - The Logger name to search for.
      messageFactory - The message factory to search for.
      Returns:
      true if the Logger exists, false otherwise.
    • hasLogger

      public boolean hasLogger(String name, Class<? extends MessageFactory> messageFactoryClass)
      Description copied from interface: LoggerContext
      Tests if a Logger with the specified name and MessageFactory type exists.
      Specified by:
      hasLogger in interface LoggerContext
      Parameters:
      name - The Logger name to search for.
      messageFactoryClass - The message factory class to search for.
      Returns:
      true if the Logger exists, false otherwise.
    • getInstance

      static Log4jTaglibLoggerContext getInstance(javax.servlet.ServletContext servletContext)