| Package | Description | 
|---|---|
| org.apache.crunch.fn | Commonly used functions for manipulating collections. | 
| org.apache.crunch.lambda | Alternative Crunch API using Java 8 features to allow construction of pipelines using lambda functions and method
 references. | 
| Class and Description | 
|---|
| IdentityFn | 
| SDoubleFlatMapFunction A Crunch-compatible abstract base class for Spark's  DoubleFlatMapFunction. | 
| SDoubleFunction A Crunch-compatible abstract base class for Spark's  DoubleFunction. | 
| SFlatMapFunction A Crunch-compatible abstract base class for Spark's  FlatMapFunction. | 
| SFlatMapFunction2 A Crunch-compatible abstract base class for Spark's  FlatMapFunction2. | 
| SFunction A Crunch-compatible abstract base class for Spark's  Function. | 
| SFunction2 A Crunch-compatible abstract base class for Spark's  Function2. | 
| SPairFunction A Crunch-compatible abstract base class for Spark's  PairFunction. | 
| Class and Description | 
|---|
| Aggregators.SimpleAggregator Base class for aggregators that do not require any initialization. | 
Copyright © 2017 The Apache Software Foundation. All rights reserved.