Package org.apache.log4j.helpers
Class FileWatchdog
java.lang.Object
java.lang.Thread
org.apache.log4j.helpers.FileWatchdog
- All Implemented Interfaces:
Runnable
Check every now and then that a certain file has not changed. If it has, then
call the
doOnChange()
method.- Since:
- version 0.9.1
- Author:
- Ceki Gülcü
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Nested Class Summary
Nested classes/interfaces inherited from class java.lang.Thread
Thread.State, Thread.UncaughtExceptionHandler
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Field Summary
FieldsModifier and TypeFieldDescriptionstatic final long
The default delay between every file modification check, set to 60 seconds.protected long
The delay to observe between every check.protected String
The name of the file to observe for changes.Fields inherited from class java.lang.Thread
MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY
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Constructor Summary
Constructors -
Method Summary
Methods inherited from class java.lang.Thread
activeCount, checkAccess, clone, countStackFrames, currentThread, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, onSpinWait, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, suspend, toString, yield
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Field Details
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DEFAULT_DELAY
public static final long DEFAULT_DELAYThe default delay between every file modification check, set to 60 seconds.- See Also:
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filename
The name of the file to observe for changes. -
delay
protected long delayThe delay to observe between every check. By default setDEFAULT_DELAY
.
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Constructor Details
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FileWatchdog
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Method Details
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setDelay
public void setDelay(long delay) Set the delay to observe between each check of the file changes. -
doOnChange
protected abstract void doOnChange() -
checkAndConfigure
protected void checkAndConfigure() -
run
public void run()
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