Package com.hp.hpl.jena.tdb.base.block

Examples of com.hp.hpl.jena.tdb.base.block.BlockMgr

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            blkSize = RecordBufferPage.calcBlockSize(params.getRecordFactory(), maxRecords) ;
        }
        else
            blkSize = params.getCalcBlockSize() ;
       
        BlockMgr mgr1 = BlockMgrFactory.createMem(name+"(nodes)", params.getCalcBlockSize()) ;
        BlockMgr mgr2 = BlockMgrFactory.createMem(name+"(records)", blkSize) ;
       
        BPlusTree bpTree = BPlusTree.create(params, mgr1, mgr2) ;
        return bpTree ;
    }
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    }

    /** Debugging */
    public static BPlusTree addTracking(BPlusTree bpTree)
    {
        BlockMgr mgr1 = bpTree.getNodeManager().getBlockMgr() ;
        BlockMgr mgr2 = bpTree.getRecordsMgr().getBlockMgr() ;
//        mgr1 = BlockMgrTracker.track("BPT/Nodes", mgr1) ;
//        mgr2 = BlockMgrTracker.track("BPT/Records", mgr2) ;
        mgr1 = BlockMgrTracker.track(mgr1) ;
        mgr2 = BlockMgrTracker.track(mgr2) ;

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            // Only in-memory.
            blockSize = BPlusTreeParams.calcBlockSize(order, factory) ;
        }
   
        BPlusTreeParams params = new BPlusTreeParams(order, factory) ;
        BlockMgr blkMgrNodes = BlockMgrFactory.create(fileset, Names.bptExtTree, blockSize, readCacheSize, writeCacheSize) ;
        BlockMgr blkMgrRecords = BlockMgrFactory.create(fileset, Names.bptExtRecords, blockSize, readCacheSize, writeCacheSize) ;
        return BPlusTree.create(params, blkMgrNodes, blkMgrRecords) ;
    }
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    private final PlainFile dictionaryFile ;
   
    /** Testing version - in-memory but inefficient as it uses a copy-in/copy-out block manager as a RAM disk*/
    static public ExtHash createMem(RecordFactory factory, int bucketSizeBytes )
    {
        BlockMgr mgr = BlockMgrFactory.createMem("ExtHash", bucketSizeBytes) ;
        ExtHash eHash = new ExtHash(new PlainFileMem(), factory, mgr) ;
        return eHash ;
    }
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                // All-purpose, works for direct and mapped mode, copy of a block.
                // [TxTDB:PATCH-UP]
                // Direct: blkMgr.write(e.getBlock()) would work.
                // Mapped: need to copy over the bytes.
               
                BlockMgr blkMgr = mgrs.get(e.getFileRef()) ;
                Block blk = e.getBlock() ;
                log.debug("Replay: {} {}",e.getFileRef(), blk) ;
                blk.setModified(true) ;
                blkMgr.overwrite(blk) ;
                return true ;
            }  
            case Buffer:
            {
                BufferChannel chan = dsg.getConfig().bufferChannels.get(e.getFileRef()) ;
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        }
       
        @Override
        public BlockMgr buildBlockMgr(FileSet fileSet, String ext, int blockSize)
        {
            BlockMgr blkMgr = other.buildBlockMgr(fileSet, ext, blockSize) ;
            blkMgr = new BlockMgrLogger(blkMgr.getLabel(), blkMgr, true) ;
            return blkMgr ;
        }
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        @Override
        public BlockMgr buildBlockMgr(FileSet fileSet, String ext, int blockSize)
        {
            // Find from file ref.
            FileRef ref = FileRef.create(fileSet, ext) ;
            BlockMgr baseMgr = blockMgrs.get(ref) ;
            if ( baseMgr == null )
                throw new TDBException("No BlockMgr for "+ref) ;
            BlockMgrJournal blkMgr = new BlockMgrJournal(txn, ref, baseMgr) ;
            txn.addComponent(blkMgr) ;
            return blkMgr ;
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    {
        @Override
        public BlockMgr buildBlockMgr(FileSet fileSet, String ext, int blockSize)
        {
            FileRef ref = FileRef.create(fileSet, ext) ;
            BlockMgr blockMgr = blockMgrs.get(ref) ;
            if ( blockMgr == null )
                throw new TDBException("No BlockMgr for "+ref) ;
            blockMgr = new BlockMgrReadonly(blockMgr) ;
            return blockMgr ;
        }
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        }
       
        @Override
        public BlockMgr buildBlockMgr(FileSet fileSet, String ext, int blockSize)
        {
            BlockMgr blkMgr = builder.buildBlockMgr(fileSet, ext, blockSize) ;
            FileRef ref = FileRef.create(fileSet, ext) ;
            recorder.record(ref, blkMgr) ;
            return blkMgr ;
        }
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    }
   
    /** Scan/dump a file of RecordBuffers */
    /*public*/private static void bpt_scan_record_buffer(String filename, boolean verbose)
    {
        BlockMgr blkMgr = BlockMgrFactory.createStdFileNoCache(filename, SystemTDB.BlockSize) ;
        bpt_scan_record_buffer(blkMgr, verbose) ;
        blkMgr.close();
    }
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Related Classes of com.hp.hpl.jena.tdb.base.block.BlockMgr

  • com.hp.hpl.jena.tdb.base.block.TestBlockMgrTracked
  • com.hp.hpl.jena.tdb.base.recordfile.TestRecordBufferPage
  • com.hp.hpl.jena.tdb.index.bplustree.BPlusTree
  • com.hp.hpl.jena.tdb.index.bplustree.BPlusTreeTools
  • com.hp.hpl.jena.tdb.index.bplustree.TestBPlusTreeRewriter
  • com.hp.hpl.jena.tdb.index.ext.ExtHash
  • com.hp.hpl.jena.tdb.index.ext.TestExtHash
  • com.hp.hpl.jena.tdb.index.factories.IndexFactoryBPlusTree
  • com.hp.hpl.jena.tdb.index.factories.IndexFactoryExtHash
  • com.hp.hpl.jena.tdb.setup.Builder$BlockMgrBuilderStd
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