Package org.kiwiproject.dropwizard.consul.config

Class ConsulLookup

java.lang.Object

org.kiwiproject.dropwizard.consul.config.ConsulLookup

All Implemented Interfaces:

Function<String,String>, UnaryOperator<String>, org.apache.commons.text.lookup.StringLookup

public class ConsulLookup
extends Object
implements org.apache.commons.text.lookup.StringLookup

A custom StringLookup implementation using Consul KV as lookup source.

Constructor Summary

Constructors

Constructor	Description
ConsulLookup(org.kiwiproject.consul.Consul consul)	Create a new instance with strict behavior.
ConsulLookup(org.kiwiproject.consul.Consul consul, boolean strict)	Constructor

Method Summary

Modifier and Type	Method	Description
@Nullable String	lookup(String key)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.function.Function

andThen, compose

Methods inherited from interface org.apache.commons.text.lookup.StringLookup

apply

Constructor Details

ConsulLookup

public ConsulLookup(org.kiwiproject.consul.Consul consul)

Create a new instance with strict behavior.

Parameters:

consul - Consul client

ConsulLookup

public ConsulLookup(org.kiwiproject.consul.Consul consul,
 boolean strict)

Constructor

Parameters:

consul - Consul client

strict - true if looking up undefined environment variables should throw a UndefinedEnvironmentVariableException, false otherwise.

Throws:

io.dropwizard.configuration.UndefinedEnvironmentVariableException - if the environment variable doesn't exist and strict behavior is enabled.

Method Details

lookup

public @Nullable String lookup(String key)

Specified by:

lookup in interface org.apache.commons.text.lookup.StringLookup

Throws:

io.dropwizard.configuration.UndefinedEnvironmentVariableException - if the environment variable doesn't exist and strict behavior is enabled.