DependencyGraphTransformationContext (Maven Artifact Resolver 1.3.2 API)

```
public interface DependencyGraphTransformationContext
```
A context used during dependency collection to exchange information within a chain of dependency graph transformers.

See Also:

DependencyGraphTransformer

Restriction:

This interface is not intended to be extended by clients.

Restriction:

This interface is not intended to be implemented by clients.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Object`	`get(Object key)`	Gets a keyed value from the context.
`RepositorySystemSession`	`getSession()`	Gets the repository system session during which the graph transformation happens.
`Object`	`put(Object key, Object value)`	Puts a keyed value into the context.

- Method Detail
  - getSession
```
RepositorySystemSession getSession()
```
    Gets the repository system session during which the graph transformation happens.
    
    Returns:
    
    The repository system session, never null.
  - get
```
Object get(Object key)
```
    Gets a keyed value from the context.
    
    Parameters:
    
    key - The key used to query the value, must not be null.
    
    Returns:
    
    The queried value or null if none.
  - put
```
Object put(Object key,
           Object value)
```
    Puts a keyed value into the context.
    
    Parameters:
    
    key - The key used to store the value, must not be null.
    
    value - The value to store, may be null to remove the mapping.
    
    Returns:
    
    The previous value associated with the key or null if none.