Examples with Record org.apache.jena.dboe.base.record.Record used on opensource projects

Example 26 with Record

use of org.apache.jena.dboe.base.record.Record in project jena by apache.

the class TestRecordBuffer method make.

private static RecordBuffer make(int n, int len) {
    RecordBuffer rb = new RecordBuffer(recordFactory, len);
    for (int i = 0; i < n; i++) {
        Record r = RecordLib.intToRecord(2 * i + 2);
        rb.add(r);
    }
    return rb;
}

Example 27 with Record

use of org.apache.jena.dboe.base.record.Record in project jena by apache.

the class BPlusTreeRewriterUtils method printIndexBlocks.

static Iterator<Pair<Integer, Record>> printIndexBlocks(Iterator<Pair<Integer, Record>> iter2, BPTreeNodeMgr bptNodeMgr) {
    divider();
    List<Pair<Integer, Record>> pairs = Iter.toList(iter2);
    System.out.printf(">>Packed index blocks\n");
    for (Pair<Integer, Record> pair : pairs) {
        System.out.printf("  %s\n", pair);
        BPTreeNode bpNode = bptNodeMgr.getRead(pair.car(), BPlusTreeParams.RootParent);
        bpNode.setIsLeaf(true);
        System.out.printf("BPTreeNode: %d\n", bpNode.getId());
        System.out.println(bpNode);
        bptNodeMgr.release(bpNode);
    }
    System.out.printf("<<Packed index blocks\n");
    return pairs.iterator();
}

Example 28 with Record

use of org.apache.jena.dboe.base.record.Record in project jena by apache.

the class BPlusTreeRewriterUtils method printDataBlocks.

private static Iterator<Pair<Integer, Record>> printDataBlocks(Iterator<Pair<Integer, Record>> iter, RecordBufferPageMgr recordPageMgr) {
    divider();
    List<Pair<Integer, Record>> pairs = Iter.toList(iter);
    System.out.printf(">>Packed data blocks\n");
    for (Pair<Integer, Record> pair : pairs) {
        System.out.printf("  %s\n", pair);
        RecordBufferPage rbp = recordPageMgr.getRead(pair.car());
        // System.out.printf("RecordBufferPage[id=%d,link=%d] %d\n",
        // rbp.getId(), rbp.getLink(), rbp.getCount() );
        System.out.println(rbp);
        recordPageMgr.release(rbp);
    }
    System.out.printf("<<Packed data blocks\n");
    System.out.printf("Blocks: %d\n", pairs.size());
    return pairs.iterator();
}

Example 29 with Record

use of org.apache.jena.dboe.base.record.Record in project jena by apache.

the class BPlusTreeRewriterUtils method summarizeIndexBlocks.

static Iterator<Pair<Integer, Record>> summarizeIndexBlocks(Iterator<Pair<Integer, Record>> iter2, BPTreeNodeMgr bptNodeMgr) {
    divider();
    List<Pair<Integer, Record>> pairs = Iter.toList(iter2);
    for (Pair<Integer, Record> pair : pairs) {
        BPTreeNode bpNode = bptNodeMgr.getRead(pair.car(), BPlusTreeParams.RootParent);
        String hr = "null";
        if (!bpNode.getRecordBuffer().isEmpty())
            hr = bpNode.getRecordBuffer().getHigh().toString();
        System.out.printf("%s -- BPTreeNode: %d (%d) -> [%s]\n", pair, bpNode.getId(), bpNode.getCount(), hr);
        bptNodeMgr.release(bpNode);
    }
    return pairs.iterator();
}

Example 30 with Record

use of org.apache.jena.dboe.base.record.Record in project jena by apache.

the class TestBPlusTreeRewriterNonTxn method runOneTest.

public static void runOneTest(int order, int N, RecordFactory recordFactory, boolean debug) {
    BPlusTreeParams bptParams = new BPlusTreeParams(order, recordFactory);
    BPlusTreeRewriter.debug = debug;
    // ---- Test data
    List<Record> originaldata = TestBPlusTreeRewriterNonTxn.createData(N, recordFactory);
    if (debug)
        System.out.println("Test data: " + originaldata);
    FileSet destination = FileSet.mem();
    // ---- Rewrite
    BufferChannel rootState = FileFactory.createBufferChannel(destination, Names.extBptState);
    // Write leaves to ...
    BlockMgr blkMgr1 = BlockMgrFactory.create(destination, Names.extBptTree, bptParams.getCalcBlockSize(), 10, 10);
    // Write nodes to ...
    BlockMgr blkMgr2 = BlockMgrFactory.create(destination, Names.extBptTree, bptParams.getCalcBlockSize(), 10, 10);
    BPlusTree bpt2 = BPlusTreeRewriter.packIntoBPlusTree(originaldata.iterator(), bptParams, recordFactory, rootState, blkMgr1, blkMgr2);
    if (debug) {
        BPlusTreeRewriterUtils.divider();
        bpt2.dump();
    }
    // ---- Checking
    bpt2.check();
    scanComparision(originaldata, bpt2);
    findComparison(originaldata, bpt2);
    sizeComparison(originaldata, bpt2);
}