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java.lang.Objectorg.apache.jcs.engine.memory.shrinking.ShrinkerThread
public class ShrinkerThread
A background memory shrinker. Memory problems and concurrent modification exception caused by acting directly on an iterator of the underlying memory cache should have been solved.
Constructor Summary | |
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ShrinkerThread(MemoryCache cache)
Constructor for the ShrinkerThread object. |
Method Summary | |
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protected boolean |
checkForRemoval(ICacheElement cacheElement,
long now)
Check if either lifetime or idletime has expired for the provided event, and remove it from the cache if so. |
void |
run()
Main processing method for the ShrinkerThread object |
protected void |
shrink()
This method is called when the thread wakes up. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ShrinkerThread(MemoryCache cache)
cache
- The MemoryCache which the new shrinker should watch.Method Detail |
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public void run()
run
in interface Runnable
protected void shrink()
protected boolean checkForRemoval(ICacheElement cacheElement, long now) throws IOException
cacheElement
- Element to check for expirationnow
- Time to consider expirations relative to. This makes it easier to test.
IOException
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