PipelinedRegion (Flink : 2.0-SNAPSHOT API)

Type Parameters:

VID - the type of the vertex ids

RID - the type of the result ids

V - the type of the vertices

R - the type of the result

All Known Subinterfaces:

LogicalPipelinedRegion, SchedulingPipelinedRegion

All Known Implementing Classes:

DefaultLogicalPipelinedRegion, DefaultSchedulingPipelinedRegion
```
public interface PipelinedRegion<VID extends VertexID,RID extends ResultID,V extends Vertex<VID,RID,V,R>,R extends Result<VID,RID,V,R>>
```
A pipelined region is a set of vertices connected via pipelined data exchanges.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`contains(VID vertexId)`	Returns whether the vertex is in this pipelined region or not.
`V`	`getVertex(VID vertexId)`	Returns the vertex with the specified vertex id.
`Iterable<? extends V>`	`getVertices()`	Returns vertices that are in this pipelined region.

- Method Detail
  - getVertices
```
Iterable<? extends V> getVertices()
```
    Returns vertices that are in this pipelined region.
    
    Returns:
    
    Iterable over all vertices in this pipelined region
  - getVertex
```
V getVertex(VID vertexId)
```
    Returns the vertex with the specified vertex id.
    
    Parameters:
    
    vertexId - the vertex id used to look up the vertex
    
    Returns:
    
    the vertex with the specified id
    
    Throws:
    
    IllegalArgumentException - if there is no vertex in this pipelined region with the specified vertex id
  - contains
```
boolean contains(VID vertexId)
```
    Returns whether the vertex is in this pipelined region or not.
    
    Parameters:
    
    vertexId - the vertex id used to look up
    
    Returns:
    
    the vertex is in this pipelined region or not