CollectionStreams.FlattenCollection (Java Application API for IBM Streams)
Date: 2020-08-07

com.ibm.streamsx.topology.streams

## Class CollectionStreams.FlattenCollection<C extends java.util.Collection<T>,T>

- java.lang.Object
- - com.ibm.streamsx.topology.streams.CollectionStreams.FlattenCollection<C,T>

- Type Parameters:
    `C` - Type of the collection.
    `T` - Type of the elements.
  All Implemented Interfaces:
    Function<C,java.lang.Iterable<T>>, java.io.Serializable
  Enclosing class:
    CollectionStreams

      public static class CollectionStreams.FlattenCollection<C extends java.util.Collection<T>,T>
      extends java.lang.Object
      implements Function<C,java.lang.Iterable<T>>

  Function that flattens a collection when passed to `TStream.multiTransform(Function)`.
  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `FlattenCollection()`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `java.lang.Iterable<T>` | `apply(C v)` Just returns the collection, `TStream.multiTransform(Function)` will actually perform the flattening.

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### FlattenCollection

          public FlattenCollection()

  - ### Method Detail

    - #### apply

          public java.lang.Iterable<T> apply(C v)

      Just returns the collection, `TStream.multiTransform(Function)` will actually perform the flattening.
      Specified by:
        `apply` in interface `Function<C extends java.util.Collection<T>,java.lang.Iterable<T>>`