java.lang.Object
org.apache.jena.graph.impl.TransactionHandlerBase
org.apache.jena.graph.impl.SimpleTransactionHandler
- All Implemented Interfaces:
TransactionHandler
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionvoid
abort()
If transactions are supported and there is a transaction in progress, abort it.void
begin()
If transactions are supported, begin a new transaction.void
commit()
If transactions are supported and there is a transaction in progress, commit it.boolean
Does this handler support transactions at all?Methods inherited from class org.apache.jena.graph.impl.TransactionHandlerBase
calculate, calculateAlways, execute, executeAlways
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Constructor Details
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SimpleTransactionHandler
public SimpleTransactionHandler()
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Method Details
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transactionsSupported
public boolean transactionsSupported()Description copied from interface:TransactionHandler
Does this handler support transactions at all?- Returns:
- true iff begin/abort/commit are implemented and make sense.
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begin
public void begin()Description copied from interface:TransactionHandler
If transactions are supported, begin a new transaction. If transactions are not supported, or they are but this transaction is nested and nested transactions are not supported, throw an UnsupportedOperationException. -
abort
public void abort()Description copied from interface:TransactionHandler
If transactions are supported and there is a transaction in progress, abort it. If transactions are not supported, or there is no transaction in progress, throw an UnsupportedOperationException. -
commit
public void commit()Description copied from interface:TransactionHandler
If transactions are supported and there is a transaction in progress, commit it. If transactions are not supported, , or there is no transaction in progress, throw an UnsupportedOperationException.
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