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SpaceAllocationHandler
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org.ocap.dvr.storage
Interface SpaceAllocationHandler
public interface SpaceAllocationHandler
A class implementing this interface decides whether requests to allocate storage space should be allowed or not.
| Method Summary | |
|---|---|
long |
allowReservation(LogicalStorageVolume volume,
AppID app,
long spaceRequested)
This method should be used by the implementation to allow the SpaceAllocationHandler to grant a request to reserve space. |
| Method Detail |
|---|
allowReservation
long allowReservation(LogicalStorageVolume volume, AppID app, long spaceRequested)
- This method should be used by the implementation to allow the SpaceAllocationHandler to
grant a request to reserve space.
- Parameters:
volume- The LogicalStorageVolume on which the reserved space is requested.app- The requesting application.spaceRequested- The new value of the reservation if the request is granted.- Returns:
- the space granted.
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