<file_sep>package com.example.demo;


import java.util.Optional;
import java.util.logging.Logger;


import org.slf4j.LoggerFactory;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class DemoApplication {
	
	public static void main(String[] args) {
		
	}

	    
	}
	
	
<file_sep>package com.example.demo;

import java.util.HashMap;
import java.util.Map;
import java.util.function.Supplier;

public interface pruebaFuncionEspe {
	
	String method(String string);
	
	
	
	
}
