Examples of org.apache.cassandra.io.DataOutputBuffer$FastByteArrayOutputStream

org.apache.cassandra.io.DataOutputBuffer
An implementation of the DataOutputStream interface. This class is completely thread unsafe. Author : Avinash Lakshman ( alakshman@facebook.com) & Prashant Malik ( pmalik@facebook.com )

    void apply(Row row) throws IOException
    {
        systemRow_ = row;
        String file = getFileName();
        long currentPos = writer_.getCurrentPosition();
        DataOutputBuffer bufOut = new DataOutputBuffer();
        Row.serializer().serialize(row, bufOut);
        try
        {
            writer_.append(row.key(), bufOut);
        }

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    }


    public Message getMessage() throws IOException
    {
        DataOutputBuffer dob = new DataOutputBuffer();
        serializer.serialize(this, dob);
        return new Message(FBUtilities.getLocalAddress(),
                           StageManager.readStage_,
                           StorageService.rangeSliceVerbHandler_,
                           Arrays.copyOf(dob.getData(), dob.getLength()));
    }

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    {
        logger_.info("Writing " + this);
        ColumnFamilyStore cfStore = Table.open(table_).getColumnFamilyStore(cfName_);
        SSTableWriter writer = new SSTableWriter(cfStore.getTempSSTablePath(), columnFamilies_.size(), StorageService.getPartitioner());


        DataOutputBuffer buffer = new DataOutputBuffer();
        for (DecoratedKey key : sortedKeys)
        {
            buffer.reset();
            ColumnFamily columnFamily = columnFamilies_.get(key);
            /* serialize the cf with column indexes */
            ColumnFamily.serializer().serializeWithIndexes(columnFamily, buffer);
            /* Now write the key and value to disk */
            writer.append(key, buffer);

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        return rm;
    }
    
    public DataOutputBuffer getSerializedBuffer() throws IOException
    {
        DataOutputBuffer buffer = new DataOutputBuffer();
        RowMutation.serializer().serialize(this, buffer);
        return buffer;
    }

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    public void updateDigest(MessageDigest digest)
    {
        digest.update(name);
        digest.update(value);
        DataOutputBuffer buffer = new DataOutputBuffer();
        try
        {
            buffer.writeLong(timestamp);
            buffer.writeBoolean(isMarkedForDelete);
        }
        catch (IOException e)
        {
            throw new RuntimeException(e);
        }
        digest.update(buffer.getData(), 0, buffer.getLength());
    }

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    public void updateDigest(MessageDigest digest)
    {
        assert name_ != null;
        digest.update(name_);
        DataOutputBuffer buffer = new DataOutputBuffer();
        try
        {
            buffer.writeLong(markedForDeleteAt);
        }
        catch (IOException e)
        {
            throw new RuntimeException(e);
        }
        digest.update(buffer.getData(), 0, buffer.getLength());
        for (IColumn column : columns_.values())
        {
            column.updateDigest(digest);
        }
    }

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        columnFamilies_.clear();
    }


    public DataOutputBuffer getSerializedBuffer() throws IOException
    {
        DataOutputBuffer buffer = new DataOutputBuffer();
        Row.serializer().serialize(this, buffer);
        return buffer;
    }

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                CommitLogContext cLogCtx = new CommitLogContext(logFile_, currentPosition);
                /* Update the header */
                maybeUpdateHeader(rowMutation);
                if (serializedRow instanceof DataOutputBuffer)
                {
                    DataOutputBuffer buffer = (DataOutputBuffer) serializedRow;
                    logWriter_.writeLong(buffer.getLength());
                    logWriter_.write(buffer.getData(), 0, buffer.getLength());
                }
                else
                {
                    assert serializedRow instanceof byte[];
                    byte[] bytes = (byte[]) serializedRow;

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        }
    }
    public static Message createMessage(String Keyspace, String Key, String CFName, List<ColumnFamily> ColumnFamiles)
    {
        ColumnFamily baseColumnFamily;
        DataOutputBuffer bufOut = new org.apache.cassandra.io.DataOutputBuffer();
        RowMutation rm;
        Message message;
        Column column;


        /* Get the first column family from list, this is just to get past validation */
        baseColumnFamily = new ColumnFamily(CFName, "Standard",DatabaseDescriptor.getComparator(Keyspace, CFName), DatabaseDescriptor.getSubComparator(Keyspace, CFName));
        
        for(ColumnFamily cf : ColumnFamiles) {
            bufOut.reset();
            try
            {
                ColumnFamily.serializer().serializeWithIndexes(cf, bufOut);
                byte[] data = new byte[bufOut.getLength()];
                System.arraycopy(bufOut.getData(), 0, data, 0, bufOut.getLength());


                column = new Column(cf.name().getBytes("UTF-8"), data, 0, false);
                baseColumnFamily.addColumn(column);
            }
            catch (IOException e)

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            public int compare(String o1, String o2)
            {
                return dc.compare(partitioner.decorateKey(o1), partitioner.decorateKey(o2));
            }
        });
        DataOutputBuffer buffer = new DataOutputBuffer();
        for (String key : orderedKeys)
        {
            buffer.reset();
            ColumnFamily columnFamily = columnFamilies_.get(key);
            if (columnFamily != null)
            {
                /* serialize the cf with column indexes */
                ColumnFamily.serializer().serializeWithIndexes(columnFamily, buffer);
                /* Now write the key and value to disk */
                writer.append(partitioner.decorateKey(key), buffer);
            }
        }
        SSTableReader ssTable = writer.closeAndOpenReader(DatabaseDescriptor.getKeysCachedFraction(table_));
        cfStore.onMemtableFlush(cLogCtx);
        cfStore.storeLocation(ssTable);
        buffer.close();
        isFlushed_ = true;
        logger_.info("Completed flushing " + this);
    }

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org.apache.cassandra.db.ColumnFamilyTest

org.apache.cassandra.db.ColumnIndexer

org.apache.cassandra.db.CommitLog

org.apache.cassandra.db.CommitLog$LogRecordAdder

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