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This interface describe the operations that has to do with page allocation/deallocation. This interface is used for a special allocation page that records the allocation information and dispense the allocation policy.
Method Summary | |
void |
actionAllocatePage(RawTransaction t,
BasePage allocPage,
long pageNumber,
int doStatus,
int undoStatus)
Set the allocation status of pageNumber to doStatus. |
void |
actionChainAllocPage(RawTransaction t,
BasePage allocPage,
long pageNumber,
long pageOffset)
Chain one allocation page to the next. |
Method Detail |
public void actionAllocatePage(RawTransaction t, BasePage allocPage, long pageNumber, int doStatus, int undoStatus) throws StandardException
t
- The transactionpageNumber
- the page to allocation or deallocationdoStatus
- set the allocation status of the page this valueundoStatus
- on undo, set the allocation status of the page
this value
StandardException
- Standard Cloudscape error policypublic void actionChainAllocPage(RawTransaction t, BasePage allocPage, long pageNumber, long pageOffset) throws StandardException
t
- The transactionpageNumber
- the next allocation page's numberpageOffset
- the next allocation page's page offset
StandardException
- Standard Cloudscape error policy
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