vertx-gaia/vertx-co/src/main/jib/io/vertx/up/uca/options/Visitor.java
package io.vertx.up.uca.options;
import io.horizon.exception.ProgramException;
public interface Visitor<T> {
/**
* @return The generic type of config
* @throws ProgramException The zero exception that prevent start up
*/
T visit(String... keys) throws ProgramException;
}