EnvironmentVariableLookup (Dropwizard Project 2.0.17 API)

java.lang.Object
- io.dropwizard.configuration.EnvironmentVariableLookup

All Implemented Interfaces:

org.apache.commons.text.lookup.StringLookup
```
public class EnvironmentVariableLookup
extends Object
implements org.apache.commons.text.lookup.StringLookup
```
A custom StringLookup implementation using environment variables as lookup source.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  EnvironmentVariableLookup()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  String lookup(String key)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - EnvironmentVariableLookup
```
public EnvironmentVariableLookup()
```
- Method Detail
  - lookup
```
public String lookup(String key)
```
    Specified by:
    
    lookup in interface org.apache.commons.text.lookup.StringLookup