Package org.apache.juli
Class AsyncFileHandler
- java.lang.Object
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- java.util.logging.Handler
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- org.apache.juli.FileHandler
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- org.apache.juli.AsyncFileHandler
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public class AsyncFileHandler extends FileHandler
AFileHandlerimplementation that uses a queue of log entries.Configuration properties are inherited from the
FileHandlerclass. This class does not add its own configuration properties for the logging configuration, but relies on the following system properties instead:org.apache.juli.AsyncOverflowDropTypeDefault value:1org.apache.juli.AsyncMaxRecordCountDefault value:10000
See the System Properties page in the configuration reference of Tomcat.
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Nested Class Summary
Nested Classes Modifier and Type Class Description protected static classAsyncFileHandler.LogEntryprotected static classAsyncFileHandler.LoggerThread
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Field Summary
Fields Modifier and Type Field Description protected booleanclosedstatic intDEFAULT_MAX_RECORDSstatic intDEFAULT_OVERFLOW_DROP_TYPEprotected static AsyncFileHandler.LoggerThreadloggerstatic intMAX_RECORDSstatic intOVERFLOW_DROP_CURRENTstatic intOVERFLOW_DROP_FIRSTstatic intOVERFLOW_DROP_FLUSHstatic intOVERFLOW_DROP_LASTstatic intOVERFLOW_DROP_TYPEprotected static LinkedBlockingDeque<AsyncFileHandler.LogEntry>queue-
Fields inherited from class org.apache.juli.FileHandler
DEFAULT_MAX_DAYS, writerLock
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Constructor Summary
Constructors Constructor Description AsyncFileHandler()AsyncFileHandler(String directory, String prefix, String suffix)AsyncFileHandler(String directory, String prefix, String suffix, int maxDays)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidclose()Close the currently open log file (if any).protected voidopen()Open the new log file for the date specified bydate.voidpublish(LogRecord record)Format and publish aLogRecord.protected voidpublishInternal(LogRecord record)-
Methods inherited from class org.apache.juli.FileHandler
closeWriter, flush, openWriter
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Methods inherited from class java.util.logging.Handler
getEncoding, getErrorManager, getFilter, getFormatter, getLevel, isLoggable, reportError, setEncoding, setErrorManager, setFilter, setFormatter, setLevel
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Field Detail
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OVERFLOW_DROP_LAST
public static final int OVERFLOW_DROP_LAST
- See Also:
- Constant Field Values
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OVERFLOW_DROP_FIRST
public static final int OVERFLOW_DROP_FIRST
- See Also:
- Constant Field Values
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OVERFLOW_DROP_FLUSH
public static final int OVERFLOW_DROP_FLUSH
- See Also:
- Constant Field Values
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OVERFLOW_DROP_CURRENT
public static final int OVERFLOW_DROP_CURRENT
- See Also:
- Constant Field Values
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DEFAULT_OVERFLOW_DROP_TYPE
public static final int DEFAULT_OVERFLOW_DROP_TYPE
- See Also:
- Constant Field Values
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DEFAULT_MAX_RECORDS
public static final int DEFAULT_MAX_RECORDS
- See Also:
- Constant Field Values
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OVERFLOW_DROP_TYPE
public static final int OVERFLOW_DROP_TYPE
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MAX_RECORDS
public static final int MAX_RECORDS
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queue
protected static final LinkedBlockingDeque<AsyncFileHandler.LogEntry> queue
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logger
protected static final AsyncFileHandler.LoggerThread logger
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closed
protected volatile boolean closed
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Method Detail
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close
public void close()
Description copied from class:FileHandlerClose the currently open log file (if any).- Overrides:
closein classFileHandler
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open
protected void open()
Description copied from class:FileHandlerOpen the new log file for the date specified bydate.- Overrides:
openin classFileHandler
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publish
public void publish(LogRecord record)
Description copied from class:FileHandlerFormat and publish aLogRecord.- Overrides:
publishin classFileHandler- Parameters:
record- description of the log event
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publishInternal
protected void publishInternal(LogRecord record)
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