| com.hp.hpl.jena.graph.TransactionHandler
All known Subclasses: com.hp.hpl.jena.graph.impl.FileGraphTransactionHandler, com.hp.hpl.jena.graph.impl.TransactionHandlerBase,
| TransactionHandler | | public interface TransactionHandler (Code) | | Preliminary interface for graphs supporting transactions.
author:
kers |
| Method Summary | |
| void | abort()
If transactions are supported and there is a tranaction in progress, abort
it. | | void | begin()
If transactions are supported, begin a new transaction. | | void | commit()
If transactions are supported and there is a tranaction in progress, commit
it. | | Object | executeInTransaction(Command c)
If transactions are supported, execute the command c within a transaction
and return its result. | | boolean | transactionsSupported()
|
| abort | | void abort()(Code) | | If transactions are supported and there is a tranaction in progress, abort
it. If transactions are not supported, or there is no transaction in progress,
throw an UnsupportedOperationException.
|
| begin | | void begin()(Code) | | If transactions are supported, begin a new transaction. If tranactions are
not supported, or they are but this tranaction is nested and nested transactions
are not supported, throw an UnsupportedOperationException.
|
| commit | | void commit()(Code) | | If transactions are supported and there is a tranaction in progress, commit
it. If transactions are not supported, , or there is no transaction in progress,
throw an UnsupportedOperationException.
|
| executeInTransaction | | Object executeInTransaction(Command c)(Code) | | If transactions are supported, execute the command c within a transaction
and return its result. If not, throw an UnsupportedOperationException.
|
| transactionsSupported | | boolean transactionsSupported()(Code) | | Does this handler support transactions at all?
true iff begin/abort/commit are implemented and make sense. |
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