Class DefaultSessionLog

  • All Implemented Interfaces:, java.lang.Cloneable, SessionLog

    public class DefaultSessionLog
    extends AbstractSessionLog
    Purpose: Default log used for the session when message logging is enabled. The session can log information such as,
    • all SQL executed
    • informational messages
    • debugging information
    • all exceptions that occur within TopLink
    As well information about the message can be logged such as,
    • the session logging the message
    • the connection executing the SQL
    • the thread in which the log entry occurred
    • the exact time (to milliseconds) that the log entry occurred
    • the stack trace to the exception
    See Also:
    SessionLog, AbstractSessionLog, Serialized Form
    Big Country
    • Field Detail

      • fileName

        protected java.lang.String fileName
        The filename associated with this DefaultSessionLog, if it is being written out to a file
    • Constructor Detail

      • DefaultSessionLog

        public DefaultSessionLog()
      • DefaultSessionLog

        public DefaultSessionLog​( writer)
    • Method Detail

      • setLevel

        public void setLevel​(int level,
                             java.lang.String category)
        Description copied from class: AbstractSessionLog

        Set the log level for the category name space.

        Specified by:
        setLevel in interface SessionLog
        setLevel in class AbstractSessionLog
        level - the new log level
        category - the string representation of an EclipseLink category, e.g. "sql", "transaction" ...
      • getLevel

        public int getLevel​(java.lang.String category)
        Description copied from class: AbstractSessionLog

        Return the log level for the category name space.

        Specified by:
        getLevel in interface SessionLog
        getLevel in class AbstractSessionLog
        category - the string representation of a EclipseLink category, e.g. "sql", "transaction" ...
        the log level
      • shouldLog

        public boolean shouldLog​(int level,
                                 java.lang.String category)
        Check if a message of the given level would actually be logged by the logger with name space built from the given session and category.

        Specified by:
        shouldLog in interface SessionLog
        shouldLog in class AbstractSessionLog
        level - the log request level
        category - the string representation of an EclipseLink category, e.g. "sql", "transaction" ...*
        true if the given message level will be logged for the given category
      • initialize

        protected void initialize()
        Initialize the log to be backward-compatible with the original TopLink log.
      • initialize

        protected void initialize​( writer)
        Initialize the log.
      • log

        public void log​(SessionLogEntry entry)
        Log the entry. This writes the log entries information to a writer such as System.out or a file.
        Specified by:
        log in interface SessionLog
        Specified by:
        log in class AbstractSessionLog
        entry - SessionLogEntry that holds all the information for an EclipseLink logging event
      • setWriter

        public void setWriter​(java.lang.String aFileName)
        Set the writer that will receive the formatted log entries for a file name.
      • getWriterFilename

        public java.lang.String getWriterFilename()
        For the given writer, return it's associated filename. If associated writer does not have a filename, return null.
      • writeMessage

        protected void writeMessage​(java.lang.String message)
        Append the specified message information to the writer.
      • writeSeparator

        protected void writeSeparator()
        Append the separator string to the writer.