SpringBoot Configuration Property Read

package io.springboot;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.context.annotation.PropertySources;
import org.springframework.core.env.Environment;

@Configuration
@PropertySources({
@PropertySource("creden.properties")
})
public class ApplicationConfiguration {
@Autowired
    private Environment env;
public String getProperties(String key){
return env.getProperty(key);
}
}

@Autowired

ApplicationConfiguration ac;

ac.getProperties("userid"),ac.getProperties("pwd")