ExternalResourceInfo (Flink : 2.0-SNAPSHOT API)

All Known Implementing Classes:

GPUInfo
```
@PublicEvolving
public interface ExternalResourceInfo
```
Contains the information of an external resource.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Collection<String>`	`getKeys()`	Get all property keys.
`Optional<String>`	`getProperty(String key)`	Get the property indicated by the specified key.

- Method Detail
  - getProperty
```
Optional<String> getProperty(String key)
```
    Get the property indicated by the specified key.
    
    Parameters:
    
    key - of the required property
    
    Returns:
    
    an Optional containing the value associated to the key, or an empty Optional if no value has been stored under the given key
  - getKeys
```
Collection<String> getKeys()
```
    Get all property keys.
    
    Returns:
    
    collection of all property keys