Examples with TDBException org.apache.jena.tdb.TDBException used on opensource projects

Example 16 with TDBException

use of org.apache.jena.tdb.TDBException in project jena by apache.

the class BPlusTreeParams method readMeta.

public static BPlusTreeParams readMeta(MetaFile mf) {
    try {
        int pOrder = mf.getPropertyAsInteger(ParamOrder);
        int pKeyLen = mf.getPropertyAsInteger(ParamKeyLength);
        int pRecLen = mf.getPropertyAsInteger(ParamValueLength);
        return new BPlusTreeParams(pOrder, pKeyLen, pRecLen);
    } catch (NumberFormatException ex) {
        Log.error(BPlusTreeParams.class, "Badly formed metadata for B+Tree");
        throw new TDBException("Failed to read metadata");
    }
}

Example 17 with TDBException

use of org.apache.jena.tdb.TDBException in project jena by apache.

the class DumpOps method dump.

public static void dump(Dataset ds) {
    DatasetGraphTDB dsg = (DatasetGraphTDB) (ds.asDatasetGraph());
    NodeTupleTable nodeTupleTableTriples = dsg.getTripleTable().getNodeTupleTable();
    NodeTupleTable nodeTupleTableQuads = dsg.getQuadTable().getNodeTupleTable();
    if (nodeTupleTableTriples.getNodeTable() != nodeTupleTableQuads.getNodeTable())
        throw new TDBException("Different node tables for triples and quads");
    NodeTable nodeTable = nodeTupleTableTriples.getNodeTable();
    // V special.
    Set<NodeTable> dumpedNodeTables = new HashSet<>();
    if (true) {
        System.out.print("## Node Table\n");
        dumpNodeTable(nodeTupleTableTriples.getNodeTable(), dumpedNodeTables);
        dumpNodeTable(nodeTupleTableQuads.getNodeTable(), dumpedNodeTables);
    }
    if (false) {
        System.out.print("## Triple Table\n");
        dumpNodeTupleTable(nodeTupleTableTriples.getTupleTable());
        System.out.print("## Quad Table\n");
        dumpNodeTupleTable(nodeTupleTableQuads.getTupleTable());
    }
    // Indexes.
    if (true) {
        dumpTupleIndexes(nodeTupleTableTriples.getTupleTable().getIndexes());
        dumpTupleIndexes(nodeTupleTableQuads.getTupleTable().getIndexes());
    }
    // Prefixes
    if (true) {
        System.out.print("## Prefix Table\n");
        DatasetPrefixesTDB prefixes = dsg.getPrefixes();
        NodeTupleTable pntt = prefixes.getNodeTupleTable();
        if (!dumpedNodeTables.contains(pntt.getNodeTable())) {
            dumpNodeTable(pntt.getNodeTable(), dumpedNodeTables);
            dumpedNodeTables.add(pntt.getNodeTable());
        }
        dumpTupleIndexes(prefixes.getNodeTupleTable().getTupleTable().getIndexes());
    }
}

Example 18 with TDBException

use of org.apache.jena.tdb.TDBException in project jena by apache.

the class BPTreeNodeMgr method createEmptyBPT.

/** Allocate root node space. The root is a node with a Records block.*/
public int createEmptyBPT() {
    // Must be inside already : startUpdate() ;
    // Create an empty records block.
    BPTreePage recordsPage = bpTree.getRecordsMgr().create();
    if (recordsPage.getId() != BPlusTreeParams.RootId)
        // [TxTDB:PATCH-UP]
        throw new TDBException("Root blocks must be at position zero (got " + recordsPage.getId() + ")");
    // Empty data block.
    // [TxTDB:PATCH-UP]
    recordsPage.write();
    recordsPage.release();
    BPTreeNode n = createNode(BPlusTreeParams.RootParent);
    // n.ptrs is currently invalid.  count was 0 so thinks it has a pointer.
    // Force to right layout.
    // No pointers
    n.ptrs.setSize(0);
    // Add the page below
    n.ptrs.add(recordsPage.getId());
    //n.ptrs.set(0, page.getId()) ; // This is the same as the size is one.
    n.isLeaf = true;
    // Count is count of records.
    n.setCount(0);
    int rootId = n.getId();
    n.write();
    n.release();
    // Must be inside already : finishUpdate() ;
    return rootId;
}

Example 19 with TDBException

use of org.apache.jena.tdb.TDBException in project jena by apache.

the class SystemTDB method intValue.

private static int intValue(String name, int defaultValue) {
    if (name == null)
        return defaultValue;
    if (name.length() == 0)
        throw new TDBException("Empty string for value name");
    if (properties == null)
        return defaultValue;
    String x = properties.getProperty(name);
    if (x == null)
        return defaultValue;
    TDB.logInfo.info("Set: " + name + " = " + x);
    int v = Integer.parseInt(x);
    return v;
}

Example 20 with TDBException

use of org.apache.jena.tdb.TDBException in project jena by apache.

the class NodeTableTrans method begin.

@Override
public void begin(Transaction txn) {
    if (this.txn.getTxnId() != txn.getTxnId())
        throw new TDBException(String.format("Different transactions: %s %s", this.txn.getLabel(), txn.getLabel()));
    if (passthrough)
        throw new TDBException("Already active");
    passthrough = false;
    allocOffset = base.allocOffset().getId();
    // base node table empty e.g. first use.
    journalObjFileStartOffset = journalObjFile.length();
    // always empty at the start of a transaction.
    if (journalObjFileStartOffset != 0)
        warn(log, "%s journalStartOffset not zero: %d/0x%02X", txn.getLabel(), journalObjFileStartOffset, journalObjFileStartOffset);
    allocOffset += journalObjFileStartOffset;
    this.nodeTableJournal = new NodeTableNative(nodeIndex, journalObjFile);
    this.nodeTableJournal = NodeTableCache.create(nodeTableJournal, CacheSize, CacheSize, 100);
    // This class knows about non-mappable inline values.   mapToJournal(NodeId)/mapFromJournal. 
    this.nodeTableJournal = NodeTableInline.create(nodeTableJournal);
}