VertexParallelismStore (Flink : 2.0-SNAPSHOT API)

All Known Subinterfaces:

MutableVertexParallelismStore

All Known Implementing Classes:

DefaultVertexParallelismStore
```
public interface VertexParallelismStore
```
Contains the max parallelism per vertex, along with metadata about how these maxes were calculated.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`VertexParallelismInformation`	`getParallelismInfo(JobVertexID vertexId)`	Returns a given vertex's parallelism information.

- Method Detail
  - getParallelismInfo
```
VertexParallelismInformation getParallelismInfo(JobVertexID vertexId)
```
    Returns a given vertex's parallelism information.
    
    Parameters:
    
    vertexId - vertex for which the parallelism information should be returned
    
    Returns:
    
    a parallelism information for the given vertex
    
    Throws:
    
    IllegalStateException - if there is no parallelism information for the given vertex