MessageUtil.java

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package org.openkilda.utility;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import org.springframework.stereotype.Component;

import java.util.Properties;

@Component
public class MessageUtil {

    private static final Logger LOGGER = LoggerFactory.getLogger(MessageUtil.class);

    public static final String CODE = ".code";
    public static final String MESSAGE = ".message";
    public static final String AUXILARY = ".auxilary";

    private static Properties messages;

    static {
        messages = loadPropertiesFile("error-messages.properties");
    }

    public static Properties loadPropertiesFile(final String fileName) {
        Properties localProperties = new Properties();
        try {
            localProperties.load(MessageUtil.class.getClassLoader().getResourceAsStream(
                    fileName));
        } catch (Exception e) {
            LOGGER.error("[loadPropertiesFile] Exception : ", e);
        }
        return localProperties;
    }

    public static String getCode(final String msg) {
        return messages.getProperty(msg + CODE);
    }

    public static String getMessage(final String msg) {
        return messages.getProperty(msg + MESSAGE);
    }

    public static String getAuxilaryMessage(final String msg) {
        return messages.getProperty(msg + AUXILARY);
    }

    public static String getPropertyValue(final String msg) {
        return messages.getProperty(msg);
    }
}