Package com.devexperts.qd.ng

This package contains next-generation interfaces for data and subscription exchange based on RecordCursor class.

See: Description

Interface Summary

Interface	Description
RecordConsumer	Processes a batch of records from RecordSource.
RecordFilter	Accepts or rejects records given their RecordCursor.
RecordListener	Receives notifications about data availability in the corresponding record providers.
RecordMappingFactory
RecordProvider	An object that can notify about new records and let retrieve them.
RecordSink	An object to which data records can be appended.

Class Summary

Class	Description
AbstractRecordProvider	Bridge class that adapts DataProvider and SubscriptionProvider APIs to RecordProvider API.
AbstractRecordSink	Bridge class that adapts DataVisitor and SubscriptionVisitor APIs to RecordSink API.
DataSink	Deprecated Use AbstractRecordSink
RecordBuffer	Buffers int and obj values of data records.
RecordCursor	Provides high-performance safe read (and optional write) access to one record (one row on information in DB terms) directly from any int[] and Object[] data arrays that might constitute a part of a larger data structure.
RecordMapping	Base class for record mappings.
RecordMode	Storage mode of RecordBuffer and RecordCursor classes.
RecordSource	Read-only sequence of records that is available via RecordCursor using RecordSource.next() method.

Enum Summary

Enum	Description
EventFlag	Event flags.

Package com.devexperts.qd.ng Description

This package contains next-generation interfaces for data and subscription exchange based on RecordCursor class.