Package org.oddjob.logging

Interface LogArchive

All Known Implementing Classes:
LogArchiveImpl
public interface LogArchive
A log archive. This archives events and supports listeners.
Author:
Rob Gordon

  • Method Details

    • getLastMessageNumber

      long getLastMessageNumber()
      Get the last message number in this archive.
      Returns:
      The last message number.

    • retrieveEvents

      LogEvent[] retrieveEvents(long from, int max)
      Retrieve events from the archive. The most recent events are retrieved first.
      Parameters:
      from - From message number
      max - The maximum number to retreive.
      Returns:
      The events.

    • addListener

      void addListener(LogListener logListener, LogLevel level, long last, int history)
      Add a listener.
      Parameters:
      logListener - The listener.
      level - The level.
      last - The last message number this listener requires.
      history - The maximum lines this listener requires.

    • removeListener

      boolean removeListener(LogListener l)
      Remove a listener.
      Parameters:
      l - The listener.

    • getArchive

      String getArchive()
      Get the archive name.
      Returns:
      The archive name. Never null.

    • getMaxHistory

      int getMaxHistory()
      Get the maximum number archive history lines supported.
      Returns:
      The number of lines.