Java tutorial
/* * Copyright 2015-2016 Patrick Jungermann * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.github.pjungermann.config; import org.jetbrains.annotations.NotNull; import org.springframework.context.MessageSource; import org.springframework.context.MessageSourceResolvable; import java.util.Locale; /** * Any kind of error related to the {@link Config} * including its loading and validation. * * @author Patrick Jungermann */ public interface ConfigError { /** * The error message to be rendered. * * @return the error message to be rendered. */ @NotNull MessageSourceResolvable getMessage(); /** * Renders the {@link #getMessage() message} using the * {@link MessageSource} and {@link Locale}. * * @param messageSource {@link MessageSource} to render it. * @param locale {@link Locale} needed to render it. * @return the message. */ @NotNull default String toMessage(@NotNull final MessageSource messageSource, @NotNull final Locale locale) { return messageSource.getMessage(getMessage(), locale); } }