| Package | Description | 
|---|---|
| org.eclipse.rdf4j.sail | RDF Storage And Inference Layer (RDF Sail): a set of interfaces defining an SPI for RDF databases. | 
| org.eclipse.rdf4j.sail.helpers | Abstract base implementation and internal helper classes for Sail implementations. | 
| Modifier and Type | Method and Description | 
|---|---|
| Lock | LockManager. lockOrFail()Creates a lock in a SAIL if it does not yet exist. | 
| Modifier and Type | Method and Description | 
|---|---|
| Lock | DirectoryLockManager. lockOrFail()Creates a lock in a directory if it does not yet exist. | 
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