first commit

chenjiantian

2021-11-24 6bdb5dda11b8723ddc20a37b9cbcc1e1fdace13a

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package com.sandu.common.util;
 
import cn.hutool.core.util.StrUtil;
import com.sandu.common.config.CommonProperties;
 
/**
 * @author chenjiantian
 * @date 2021/8/2 15:47
 */
public class ResUtils {
 
    /**
     * 给相对路径资源加域名
     *
     * @param url
     * @return
     */
    public static String addPrefix(String url) {
        if (StrUtil.isBlank(url)) {
            return null;
        }
        if (url.trim().startsWith("http")) {
            return url;
        } else {
            CommonProperties properties = SpringContextHolder.getBean(CommonProperties.class);
            return properties.getUrlPrefix() + url;
        }
    }
 
 
    /**
     * 给相对路径资源去除域名
     *
     * @param url
     * @return
     */
    public static String removePrefix(String url) {
        if (StrUtil.isBlank(url)) {
            return null;
        }
        CommonProperties properties = SpringContextHolder.getBean(CommonProperties.class);
        String urlPrefix = properties.getUrlPrefix();
        if (url.trim().startsWith(urlPrefix)) {
            return StrUtil.subAfter(url.trim(), urlPrefix, false);
        } else {
            return url;
        }
    }
}