ru.mystamps.web.support.spring.boot.ThymeleafViewResolverInitializingBean.java Source code

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Here is the source code for ru.mystamps.web.support.spring.boot.ThymeleafViewResolverInitializingBean.java

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/*
 * Copyright (C) 2009-2017 Slava Semushin <slava.semushin@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package ru.mystamps.web.support.spring.boot;

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

import org.springframework.beans.factory.InitializingBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.EnvironmentAware;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;

import org.thymeleaf.spring4.view.ThymeleafViewResolver;

import lombok.Setter;

import ru.mystamps.web.Url;

/**
 * Adjusts {@link ThymeleafViewResolver} instance by setting static variables.
 *
 * @see <a href="https://github.com/spring-projects/spring-boot/issues/3037">spring-boot#3037</a>
 **/
@Configuration
@Setter
public class ThymeleafViewResolverInitializingBean
        implements InitializingBean, ApplicationContextAware, EnvironmentAware {

    private static final Logger LOG = LoggerFactory.getLogger(ThymeleafViewResolverInitializingBean.class);

    private ApplicationContext applicationContext;
    private Environment environment;

    @Override
    @SuppressWarnings("PMD.SignatureDeclareThrowsException")
    public void afterPropertiesSet() throws Exception {
        ThymeleafViewResolver viewResolver = applicationContext.getBean(ThymeleafViewResolver.class);
        if (viewResolver == null) {
            LOG.warn("Cannot adjust ThymeleafViewResolver: "
                    + "bean of this type wasn't found in application context");
            return;
        }

        boolean useSingleHost = !environment.acceptsProfiles("prod");
        viewResolver.setStaticVariables(Url.asMap(useSingleHost));
    }

}