Service Provider Interface for implementing authorization and authentication extensions for the Cask Data Application Platform

Java client interfaces for exploring and querying CDAP datasets using Apache Hive SQL with asynchronous execution and metadata operations.

Protocol classes and configuration objects for ETL (Extract, Transform, Load) pipelines in CDAP

Core data management capabilities for CDAP including dataset operations, metadata management, lineage tracking, audit functionality, and data registry services for Hadoop-based applications.

Java API interfaces and abstract classes for developing Apache Spark-based ETL operations within the CDAP ecosystem

Core application programming interface for the Cask Data Application Platform enabling development of scalable data processing applications on Hadoop ecosystems.

Common unit testing utilities and interfaces for CDAP testing framework

Core API classes and utilities for CDAP application development, providing common data schema definitions, data format abstractions, stream event handling, and byte manipulation utilities

Comprehensive Java utility library providing collections, strings, beans, dates, I/O, and numerous other utility functions.

A comprehensive Java utility library providing static method wrappers for common operations to reduce API learning costs and improve development efficiency

Core infrastructure and basic components for the Logback logging framework, providing appenders, encoders, layouts, filters, and event processing pipeline

Comprehensive SLF4J implementation providing enterprise-grade logging with flexible configuration, high performance, and extensive appender ecosystem for Java applications.

Apache Spark YARN resource manager integration module that enables Spark applications to run on YARN clusters

YARN Shuffle Service for Apache Spark that provides external shuffle service functionality running as a long-running auxiliary service in the NodeManager process

Kafka 0.10+ Source for Structured Streaming - provides integration between Apache Spark's Structured Streaming and Apache Kafka for real-time data processing

Spark MLlib Local provides linear algebra abstractions and operations for local machine learning computations without requiring a distributed Spark cluster.

A local key/value store abstraction library for Apache Spark applications that provides automatic serialization, indexing, and key management features.

Apache Spark Hive Thrift Server provides HiveServer2 compatibility for Spark SQL, enabling JDBC/ODBC connectivity and Hive CLI compatibility for Spark SQL queries

bndlib: A Swiss Army Knife for OSGi providing comprehensive bundle manipulation and analysis capabilities

High level API to generate and transform JAVA byte code for dynamic proxy objects and runtime class enhancement.