Examples with ObjectFile org.apache.jena.tdb.base.objectfile.ObjectFile used on opensource projects

Example 1 with ObjectFile

use of org.apache.jena.tdb.base.objectfile.ObjectFile in project jena by apache.

the class dumpnodes method exec.

@Override
protected void exec() {
    Location loc = modLocation.getLocation();
    ObjectFile objFile = determineNodeTable(loc);
    dump(System.out, objFile);
}

Example 2 with ObjectFile

use of org.apache.jena.tdb.base.objectfile.ObjectFile in project jena by apache.

the class TestTransRestart method countRDFNodes.

// Only call when the dataset is not in TDBMaker or in StoreConnection
private int countRDFNodes() {
    ObjectFile objects = FileFactory.createObjectFileDisk(location.getPath(Names.indexId2Node, Names.extNodeData));
    int count = 0;
    Iterator<Pair<Long, ByteBuffer>> iter = objects.all();
    while (iter.hasNext()) {
        iter.next();
        count++;
    }
    objects.close();
    return count;
}

Example 3 with ObjectFile

use of org.apache.jena.tdb.base.objectfile.ObjectFile in project jena by apache.

the class TestObjectFileBuffering method writePrealloc.

private void writePrealloc(int sizeOfBuffer, int... sizes) {
    ObjectFile file = make(sizeOfBuffer);
    int N = sizes.length;
    Block[] blocks = new Block[N];
    ByteBuffer[] read = new ByteBuffer[N];
    for (int i = 0; i < N; i++) {
        blocks[i] = file.allocWrite(sizes[i]);
        fill(blocks[i].getByteBuffer());
        file.completeWrite(blocks[i]);
    }
    for (int i = 0; i < N; i++) {
        read[i] = file.read(blocks[i].getId());
        assertNotSame(blocks[i].getByteBuffer(), read[i]);
        sameValue(blocks[i].getByteBuffer(), read[i]);
    }
}

Example 4 with ObjectFile

use of org.apache.jena.tdb.base.objectfile.ObjectFile in project jena by apache.

the class TestObjectFileBuffering method write.

private void write(int sizeOfBuffer, int... sizes) {
    ObjectFile file = make(sizeOfBuffer);
    int N = sizes.length;
    ByteBuffer[] bb = new ByteBuffer[N];
    long[] loc = new long[N];
    ByteBuffer[] read = new ByteBuffer[N];
    for (int i = 0; i < N; i++) {
        bb[i] = ByteBuffer.allocate(sizes[i]);
        fill(bb[i]);
        loc[i] = file.write(bb[i]);
    }
    //file.sync() ;
    for (int i = 0; i < N; i++) {
        read[i] = file.read(loc[i]);
        assertNotSame(bb[i], read[i]);
        sameValue(bb[i], read[i]);
    }
}

Example 5 with ObjectFile

use of org.apache.jena.tdb.base.objectfile.ObjectFile in project jena by apache.

the class AbstractTestNodeTableTrans method create.

private NodeTableTrans create(Transaction txn, NodeTable base) {
    RecordFactory recordFactory = new RecordFactory(SystemTDB.LenNodeHash, SystemTDB.SizeOfNodeId);
    Index idx = new IndexMap(recordFactory);
    ObjectFile objectFile = createObjectFile();
    NodeTableTrans ntt = new NodeTableTrans(txn, "test", base, idx, objectFile);
    return ntt;
}