Examples with StoreParams org.apache.jena.tdb2.params.StoreParams used on opensource projects

Example 21 with StoreParams

use of org.apache.jena.tdb2.params.StoreParams in project jena by apache.

the class TDB2StorageBuilder method build.

// public static DatasetGraphTxn build(Location location, StoreParams appParams) {
// StoreParams locParams = StoreParamsCodec.read(location);
// StoreParams dftParams = StoreParams.getDftStoreParams();
// boolean newArea = isNewDatabaseArea(location);
// if ( newArea ) {
// }
// // This can write the chosen parameters if necessary (new database, appParams != null, locParams == null)
// StoreParams params = StoreParamsFactory.decideStoreParams(location, newArea, appParams, locParams, dftParams);
// return create(location, params).build$();
// }
public static DatasetGraphTDB build(Location location, StoreParams appParams) {
    StoreParams locParams = StoreParamsCodec.read(location);
    StoreParams dftParams = StoreParams.getDftStoreParams();
    boolean newArea = isNewDatabaseArea(location);
    if (newArea) {
    }
    // This can write the chosen parameters if necessary (new database, appParams != null, locParams == null)
    StoreParams params = StoreParamsFactory.decideStoreParams(location, newArea, appParams, locParams, dftParams);
    // Builder pattern for adding components.
    TransactionCoordinator txnCoord = buildTransactionCoordinator(location);
    TransactionalSystem txnSystem = new TransactionalBase(txnCoord);
    TDB2StorageBuilder builder = new TDB2StorageBuilder(txnSystem, location, params, new ComponentIdMgr(UUID.randomUUID()));
    StorageTDB storage = builder.buildStorage();
    StoragePrefixes prefixes = builder.buildPrefixes();
    // Finalize.
    builder.components.forEach(txnCoord::add);
    builder.listeners.forEach(txnCoord::addListener);
    // Freezes the TransactionCoordinator components
    txnCoord.start();
    ReorderTransformation reorderTranform = chooseReorderTransformation(location);
    DatasetGraphTDB dsg = new DatasetGraphTDB(location, params, reorderTranform, storage, prefixes, txnSystem);
    // Enable query processing.
    QC.setFactory(dsg.getContext(), OpExecutorTDB2.OpExecFactoryTDB);
    return dsg;
}

Example 22 with StoreParams

use of org.apache.jena.tdb2.params.StoreParams in project jena by apache.

the class TDB2StorageBuilder method buildStorage.

// private Location getLocation()               { return location; }
// private StoreParams getParams()              { return params; }
// private TransactionCoordinator getTxnCoord() { return txnCoord; }
// private Collection<TransactionalComponent> getComponents() { return components; }
private StorageTDB buildStorage() {
    NodeTable nodeTable = buildNodeTable(params.getNodeTableBaseName(), true);
    TripleTable tripleTable = buildTripleTable(nodeTable);
    QuadTable quadTable = buildQuadTable(nodeTable);
    StorageTDB dsg = new StorageTDB(txnSystem, tripleTable, quadTable);
    return dsg;
}

Example 23 with StoreParams

use of org.apache.jena.tdb2.params.StoreParams in project jena by apache.

the class TDB2StorageBuilder method storeParams.

private static StoreParams storeParams(Location location, StoreParams appParams) {
    StoreParams locParams = StoreParamsCodec.read(location);
    StoreParams dftParams = StoreParams.getDftStoreParams();
    // This can write the chosen parameters if necessary (new database, appParams != null, locParams == null)
    boolean newArea = isNewDatabaseArea(location);
    if (newArea) {
    }
    StoreParams params = StoreParamsFactory.decideStoreParams(location, newArea, appParams, locParams, dftParams);
    return params;
}

Example 24 with StoreParams

use of org.apache.jena.tdb2.params.StoreParams in project jena by apache.

the class DatabaseOps method createSwitchable.

private static DatasetGraphSwitchable createSwitchable(Location location, StoreParams params) {
    if (location.isMem()) {
        DatasetGraph dsg = StoreConnection.connectCreate(location).getDatasetGraph();
        return new DatasetGraphSwitchable(null, location, dsg);
    }
    // Exists?
    if (!location.exists())
        throw new TDBException("No such location: " + location);
    Path path = IO_DB.asPath(location);
    // Scan for DBs
    Path db = findLocation(path, dbPrefix);
    if (db == null) {
        db = path.resolve(dbPrefix + SEP + startCount);
        IOX.createDirectory(db);
    }
    Location loc2 = IO_DB.asLocation(db);
    DatasetGraphTDB dsg = StoreConnection.connectCreate(loc2, params).getDatasetGraphTDB();
    DatasetGraphSwitchable appDSG = new DatasetGraphSwitchable(path, location, dsg);
    return appDSG;
}

Example 25 with StoreParams

use of org.apache.jena.tdb2.params.StoreParams in project jena by apache.

the class StoreConnection method make.

/**
 * Return a {@code StoreConnection} for a particular location,
 * creating it if it does not exist in storage.
 */
private static synchronized StoreConnection make(Location location, StoreParams params) {
    StoreConnection sConn = cache.get(location);
    if (sConn == null) {
        ProcessFileLock lock = null;
        // This is a tdb.lock file in the storage database, not the switchable.
        if (SystemTDB.DiskLocationMultiJvmUsagePrevention && !location.isMem()) {
            lock = lockForLocation(location);
            // Take the lock.  This is atomic and non-reentrant.
            lock.lockEx();
        }
        // Recovery happens when TransactionCoordinator.start is called
        // during the building of the DatasetGraphTDB
        DatasetGraphTDB dsg = TDB2StorageBuilder.build(location, params);
        sConn = new StoreConnection(dsg, lock);
        if (!location.isMemUnique())
            cache.put(location, sConn);
    }
    return sConn;
}