private void doInsert(int consistency_level, RowMutation rm) throws UnavailableException { if (consistency_level != ConsistencyLevel.ZERO) { StorageProxy.insertBlocking(rm, consistency_level); } else { StorageProxy.insert(rm); } }
protected ColumnFamily readColumnFamily(ReadCommand command, int consistency_level) throws InvalidRequestException { String cfName = command.getColumnFamilyName(); ThriftValidation.validateKey(command.key); if (consistency_level == ConsistencyLevel.ZERO) { throw new InvalidRequestException( "Consistency level zero may not be applied to read operations"); } if (consistency_level == ConsistencyLevel.ALL) { throw new InvalidRequestException( "Consistency level all is not yet supported on read operations"); } Row row; try { row = StorageProxy.readProtocol(command, consistency_level); } catch (IOException e) { throw new RuntimeException(e); } catch (TimeoutException e) { throw new RuntimeException(e); } if (row == null) { return null; } return row.getColumnFamily(cfName); }
protected List<Row> queryNextPage( int pageSize, ConsistencyLevel consistencyLevel, boolean localQuery) throws RequestExecutionException { AbstractRangeCommand pageCmd = command.withUpdatedLimit(pageSize); if (lastReturnedKey != null) pageCmd = pageCmd.forSubRange(makeExcludingKeyBounds(lastReturnedKey)); return localQuery ? pageCmd.executeLocally() : StorageProxy.getRangeSlice(pageCmd, consistencyLevel); }
public List<String> get_key_range( String tablename, String columnFamily, String startWith, String stopAt, int maxResults) throws InvalidRequestException, TException { if (logger.isDebugEnabled()) logger.debug("get_key_range"); ThriftValidation.validateCommand(tablename, columnFamily); if (!(StorageService.getPartitioner() instanceof OrderPreservingPartitioner)) { throw new InvalidRequestException( "range queries may only be performed against an order-preserving partitioner"); } if (maxResults <= 0) { throw new InvalidRequestException("maxResults must be positive"); } try { return StorageProxy.getKeyRange( new RangeCommand(tablename, columnFamily, startWith, stopAt, maxResults)); } catch (IOException e) { throw new RuntimeException(e); } }