com.dahua.eco.base.spring.i18n.DahuaResource Maven / Gradle / Ivy

package com.dahua.eco.base.spring.i18n;

import com.dahua.eco.base.spring.utils.RequestUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.NoSuchMessageException;
import org.springframework.context.support.ReloadableResourceBundleMessageSource;
import org.springframework.util.StringUtils;

import java.io.IOException;
import java.util.*;

public class DahuaResource extends ReloadableResourceBundleMessageSource {
    private Logger logger = LoggerFactory.getLogger(DahuaResource.class);

    // 国际化资源文件基础目录（基于classpath）
    private final static String I18N_RESOURCE_BASE_DIR = "i18n";

    /**
     * 国际化资源文件，时间参数为s，如果配置为-1 则为永不刷新，需要项目重启刷新
     */
    private final static int CACHESECONDS = -1;


    /**
     * 配置国际化参数-文件路径和刷新时间
     */
    public DahuaResource() {
        super();

        I18nResourceProcessor processor = new I18nResourceProcessor();
        String[] baseNames = null;
        try {
            baseNames = processor.getAllBaseNames(I18N_RESOURCE_BASE_DIR);
            this.setBasenames(baseNames);
        } catch (IOException e) {
            logger.error("parse i18n resource failed", e);
        }
        this.setCacheSeconds(CACHESECONDS);
    }

    /**
     * 获取国际化后信息
     * 


     * Locale信息默认从请求request中获取
     *
     * @param messageKey
     * @param args
     * @return
     */
    public String getLocalMessage(String messageKey, Object... args) {
        String localMessage = "";
        try {
            localMessage = getMessage(messageKey, args, RequestUtils.getLocale());
        } catch (NoSuchMessageException e) {
            logger.error("get i18n resource failed: key = {}", messageKey);
        }

        return StringUtils.isEmpty(localMessage) ? messageKey : localMessage;
    }

    /**
     * 获取国际化后信息
     *
     * @param messageKey
     * @param locale
     * @param args
     * @return
     */
    public String getLocalMessage(String messageKey, Locale locale, Object... args) {
        String localMessage = "";
        try {
            localMessage = getMessage(messageKey, args, locale);
        } catch (NoSuchMessageException e) {
            logger.error("get i18n resource failed: key = {}", messageKey);
        }

        return StringUtils.isEmpty(localMessage) ? messageKey : localMessage;
    }

    /**
     * 获取properties 文件
     *
     * @param locale
     * @return
     */
    public Properties getProperties(Locale locale) {
        return super.getMergedProperties(locale).getProperties();
    }

    public Map getPropertiesFlip(Locale locale) {
        Map stringMap = new HashMap<>(16);
        Properties properties = this.getProperties(locale);
        Set> maps = properties.entrySet();
        for (Map.Entry map : maps) {
            stringMap.put(String.valueOf(map.getValue()), String.valueOf(map.getKey()));
        }
        return stringMap;
    }
}