Package com.tangosol.util
Class SegmentedConcurrentMap.UnlockAction
java.lang.Object
com.tangosol.util.SegmentedHashMap.EntryActionAdapter
com.tangosol.util.SegmentedConcurrentMap.UnlockAction
- All Implemented Interfaces:
SegmentedHashMap.EntryAction
,SegmentedHashMap.IterableEntryAction
- Enclosing class:
SegmentedConcurrentMap
Action support for unlock(). This action attempts to lock the specified
key in this map, and is expected to run while holding the segment-lock
for the specified key.
The context object for an UnlockAction is the lock-holder that is releasing the lock.
The result of invoking an UnlockAction is Boolean.TRUE if the key is successfully unlocked, or Boolean.FALSE otherwise.
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptioninvokeFound
(Object oKey, Object oContext, SegmentedHashMap.Entry[] aeBucket, int nBucket, SegmentedHashMap.Entry entryPrev, SegmentedHashMap.Entry entryCur) Invoke some action, holding the segment lock, when a matching Entry is found.invokeNotFound
(Object oKey, Object oContext, SegmentedHashMap.Entry[] aeBucket, int nBucket) Invoke some action, holding the segment lock, when no matching Entry is found.Methods inherited from class com.tangosol.util.SegmentedHashMap.EntryActionAdapter
isComplete
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Constructor Details
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Method Details
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invokeFound
public Object invokeFound(Object oKey, Object oContext, SegmentedHashMap.Entry[] aeBucket, int nBucket, SegmentedHashMap.Entry entryPrev, SegmentedHashMap.Entry entryCur) Invoke some action, holding the segment lock, when a matching Entry is found.- Specified by:
invokeFound
in interfaceSegmentedHashMap.EntryAction
- Overrides:
invokeFound
in classSegmentedHashMap.EntryActionAdapter
- Parameters:
oKey
- the key to which the action is appliedoContext
- opaque context specific to the actionaeBucket
- the bucket arraynBucket
- the index into the bucket arrayentryPrev
- the Entry object immediately preceding the Entry that was found, or nullentryCur
- the Entry object that was found- Returns:
- an opaque result value
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invokeNotFound
public Object invokeNotFound(Object oKey, Object oContext, SegmentedHashMap.Entry[] aeBucket, int nBucket) Invoke some action, holding the segment lock, when no matching Entry is found.- Specified by:
invokeNotFound
in interfaceSegmentedHashMap.EntryAction
- Overrides:
invokeNotFound
in classSegmentedHashMap.EntryActionAdapter
- Parameters:
oKey
- the key to which the action is appliedoContext
- opaque context specific to the actionaeBucket
- the bucket arraynBucket
- the index into the bucket array- Returns:
- an opaque result value
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