Print Spring configurations properties

import java.lang.reflect.Field;

import java.util.Objects;

import javax.annotation.PostConstruct;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.springframework.beans.factory.annotation.Value;

import org.springframework.stereotype.Component;

import org.springframework.util.SystemPropertyUtils;

import lombok.Getter;

import lombok.NoArgsConstructor;

import lombok.Setter;

@Component

@Setter

@Getter

@NoArgsConstructor

public class Configuration {

private static final Logger logger = LoggerFactory.getLogger(Configuration.class);

@Value("${prop_name}")

private int prop;

// Other propertyList

@Override

public String toString() {

final StringBuilder builder = new StringBuilder(System.lineSeparator());

for (Field field : this.getClass().getDeclaredFields()) {

try {

Value annotation = field.getAnnotation(Value.class);

if (Objects.nonNull(annotation)) {

String value = annotation.value();

builder.append(value.substring(2, value.indexOf(SystemPropertyUtils.PLACEHOLDER_SUFFIX)))

.append(" = ")

.append(field.get(this))

.append(System.lineSeparator());

}

} catch (Exception e) {

logger.info("{}", e);

}

}

return builder.toString();

}

@PostConstruct

private void postContruct() {

logger.info("{}", this);

}

}