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

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

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    {
        check(id) ;
        checkIfClosed() ;
        ByteBuffer bb = getByteBuffer(id) ;
        bb.position(0) ;
        Block block = new Block(id, bb) ;
        return block ;
    }
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          throw new TDBTransactionException("Checksum error reading from the Journal.") ;

        JournalEntryType type = JournalEntryType.type(typeId) ;
        FileRef fileRef = FileRef.get(ref) ;

        Block block = new Block(blockId, bb) ;
        return new JournalEntry(type, fileRef, block) ;
    }
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    {
        try {
            for ( int id = 0 ; id < 9999999 ; id++)
            {
                if ( ! blkMgr.valid(id) ) break ;
                Block blk = blkMgr.getRead(id) ;
                out.print("id="+blk.getId()+"  ") ;
                ByteBufferLib.print(out, blk.getByteBuffer()) ;
            }
        } catch (Exception ex) {
            ex.printStackTrace() ;
        }
    }
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        // Buffer pool?
       
        // Nodes can be writtern during reads.
        // Make sure this operation is sync'ed.
        int maxSize = nodec.maxSize(node) ;
        Block block = file.allocWrite(maxSize) ;
        try {
            int len = nodec.encode(node, block.getByteBuffer(), null) ;
            file.completeWrite(block) ;
            return block.getId() ;
        } catch (TDBException ex)
        {
            file.abortWrite(block) ;
            throw ex ;
        }
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    {
        try {
            for ( int id = 0 ; id < 9999999 ; id++)
            {
                if ( ! blkMgr.valid(id) ) break ;
                Block blk = blkMgr.getRead(id) ;
                out.print("id="+blk.getId()+"  ") ;
                ByteBufferLib.print(out, blk.getByteBuffer()) ;
            }
        } catch (Exception ex) {
            ex.printStackTrace() ;
        }
    }
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        // Buffer pool?
       
        // Nodes can be writtern during reads.
        // Make sure this operation is sync'ed.
        int maxSize = nodec.maxSize(node) ;
        Block block = file.allocWrite(maxSize) ;
        try {
            int len = nodec.encode(node, block.getByteBuffer(), null) ;
            file.completeWrite(block) ;
            return block.getId() ;
        } catch (TDBException ex)
        {
            file.abortWrite(block) ;
            throw ex ;
        }
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        switch (e.getType())
        {
            case Block:
            {
                BlockMgr blkMgr = sConf.blockMgrs.get(e.getFileRef()) ;
                Block blk = e.getBlock() ;
                log.debug("Replay: {} {}",e.getFileRef(), blk) ;
                blk.setModified(true) ;
                blkMgr.overwrite(blk) ;
                return true ;
            }  
            case Buffer:
            {
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    public Block allocate(int blockSize)
    {
        checkIfClosed() ;
        // Might as well allocate now.
        // This allocates the id.
        Block block = blockMgr.allocate(blockSize) ;
        // [TxTDB:TODO]
        // But we "copy" it by allocating ByteBuffer space.
        if ( active )
        {
            block = block.replicate( ) ;
            writeBlocks.put(block.getId(), block) ;
        }
        return block ;
    }
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    @Override
    public Block getRead(long id)
    {
        checkIfClosed() ;
        Block block = localBlock(id) ;
        if ( block != null )
            return block ;
        block = blockMgr.getRead(id) ;
        if ( active )
            readBlocks.add(block.getId()) ;
        return block ;
    }
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    @Override
    public Block getReadIterator(long id)
    {
        //logState() ;
        checkIfClosed() ;
        Block block = localBlock(id) ;
        if ( block == null )
            block = blockMgr.getReadIterator(id) ;
        if ( block == null )
            throw new BlockException("No such block: "+getLabel()+" "+id) ;
        if ( active )
            iteratorBlocks.add(block.getId()) ;
        return block ;
    }
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Related Classes of com.hp.hpl.jena.tdb.base.block.Block

  • com.hp.hpl.jena.tdb.base.block.TestBlockMgrTracked
  • com.hp.hpl.jena.tdb.base.file.AbstractTestBlockAccessFixedSize
  • com.hp.hpl.jena.tdb.base.file.AbstractTestBlockAccessVarSize
  • com.hp.hpl.jena.tdb.base.file.BlockAccessByteArray
  • com.hp.hpl.jena.tdb.base.file.BlockAccessDirect
  • com.hp.hpl.jena.tdb.base.file.BlockAccessMapped
  • com.hp.hpl.jena.tdb.base.file.BlockAccessMem
  • com.hp.hpl.jena.tdb.base.objectfile.AbstractTestObjectFile
  • com.hp.hpl.jena.tdb.base.objectfile.ObjectFileLogger
  • com.hp.hpl.jena.tdb.base.objectfile.ObjectFileMem
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