/** Returns dataset that wraps a graph */
public static DatasetGraph dataset(Graph graph) {
return DatasetGraphFactory.createOneGraph(graph);
}
/**
* Create a general-purpose Dataset.<br>
* Any graphs needed are in-memory unless explciitly added with {@link Dataset#addNamedModel}.
* This dataset can contain graphs from any source when added via {@link Dataset#addNamedModel}.
* These are held as links to the supplied graph and not copied.
*
* <p>This dataset does not support transactions.
*
* <p>
*
* @return a general-purpose Dataset
*/
public static Dataset createGeneral() {
return wrap(DatasetGraphFactory.createGeneral());
}
/** @deprecated This operation may be removed. */
@Deprecated
public static Dataset createMemFixed() {
return wrap(DatasetGraphFactory.createMemFixed());
}
/**
* Create an in-memory. transactional Dataset.
*
* <p>This fully supports transactions, including abort to roll-back changes. It provides
* "autocommit" if operations are performed outside a transaction but with a performance impact
* (the implementation adds a begin/commit around each add or delete so overheads can accumulate).
*
* @return a transactional, in-memory, modifiable Dataset which
*/
public static Dataset createTxnMem() {
return wrap(DatasetGraphFactory.createTxnMem());
}