JobVertex.FinalizeOnMasterContext (Flink : 2.0-SNAPSHOT API)

Enclosing class:

JobVertex
```
public static interface JobVertex.FinalizeOnMasterContext
```
The context exposes some runtime infos for finalization.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`ClassLoader`	`getClassLoader()`	The class loader for user defined code.
`int`	`getExecutionParallelism()`	The actual parallelism this vertex will be run with.
`int`	`getFinishedAttempt(int subtaskIndex)`	Get the finished attempt number of subtask.

- Method Detail
  - getClassLoader
```
ClassLoader getClassLoader()
```
    The class loader for user defined code.
  - getExecutionParallelism
```
int getExecutionParallelism()
```
    The actual parallelism this vertex will be run with. In contrast, the JobVertex.getParallelism() is the original parallelism set when creating the JobGraph and might be updated e.g. by the AdaptiveScheduler.
  - getFinishedAttempt
```
int getFinishedAttempt(int subtaskIndex)
```
    Get the finished attempt number of subtask.
    
    Parameters:
    
    subtaskIndex - the subtask index.
    
    Returns:
    
    the finished attempt.
    
    Throws:
    
    IllegalArgumentException - Thrown, if subtaskIndex is invalid.