正则表达式获取多个img src的值

/**
 * 得到网页中图片的地址
 */
public static Set<String> getImgStr(String htmlStr) {
    Set<String> pics = new HashSet<>();
    String img = "";
    Pattern p_image;
    Matcher m_image;
    String regEx_img = "<img.*src\s*=\s*(.*?)[^>]*?>";
    p_image = Pattern.compile
            (regEx_img, Pattern.CASE_INSENSITIVE);
    m_image = p_image.matcher(htmlStr);
    while (m_image.find()) {
        // 得到<img />数据
        img = m_image.group();
        // 匹配<img>中的src数据
        Matcher m = Pattern.compile("src\s*=\s*"?(.*?)("|>|\s+)").matcher(img);
        while (m.find()) {
            String tempImgPath=m.group(1);
            pics.add(tempImgPath);

        }
    }
    return pics;
}

/**
 *修改入库的图片地址为正式地址
 */
public static String repairContent(String content){
    String patternStr="<img\s*([^>]*)\s*src=\"(.*?)\"\s*([^>]*)>";
    Pattern pattern = Pattern.compile(patternStr,Pattern.CASE_INSENSITIVE);
    Matcher matcher = pattern.matcher(content);
    String result = content;
    while(matcher.find()) {
        String src = matcher.group(2);
        String replaceSrc = "download";
        result = result.replaceAll("fileupload-temp",replaceSrc);
    }
    return result;
}