Package org.geotools.api.data
Interface LockingManager
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- All Known Implementing Classes:
DirectoryLockingManager
,InProcessLockingManager
public interface LockingManager
This class describes a featureID based locking service.ContentFeatureSource, and others, may use this API to request locks on the basis of FeatureID.
This class is also used as a public api to manage locks.
- Author:
- Jody Garnett, Refractions Research
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description boolean
exists(String authID)
Check if any locks exist held by the authorizationlockID
.void
lockFeatureID(String typeName, String authID, Transaction transaction, FeatureLock featureLock)
FeatureID based locking.boolean
refresh(String authID, Transaction transaction)
Refresh locks held by the authorizationlockID
.boolean
release(String authID, Transaction transaction)
Release locks held by the authorizationlockID
.void
unLockFeatureID(String typeName, String authID, Transaction transaction, FeatureLock featureLock)
FeatureID based unlocking.
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Method Detail
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exists
boolean exists(String authID)
Check if any locks exist held by the authorizationlockID
.(remember that the lock may have expired)
- Parameters:
authID
- Authorization for lock- Returns:
true
if lock was found
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release
boolean release(String authID, Transaction transaction) throws IOException
Release locks held by the authorizationlockID
.(remember that the lock may have expired)
- Parameters:
authID
- Authorization for locktransaction
- Transaction with authorization for lockID- Returns:
true
if lock was found and released- Throws:
IOException
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refresh
boolean refresh(String authID, Transaction transaction) throws IOException
Refresh locks held by the authorizationlockID
.All features locked with the provied
lockID
will be locked for additional time (the origional duration requested).(remember that the lock may have expired)
- Parameters:
authID
- Authorization for locktransaction
- Transaction with authorization for lockID- Returns:
true
if lock was found and refreshed- Throws:
IOException
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unLockFeatureID
void unLockFeatureID(String typeName, String authID, Transaction transaction, FeatureLock featureLock) throws IOException
FeatureID based unlocking.- Throws:
IOException
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lockFeatureID
void lockFeatureID(String typeName, String authID, Transaction transaction, FeatureLock featureLock) throws IOException
FeatureID based locking.- Throws:
IOException
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