FrontendController.java 文件源码

@Override
public String load(final String path) throws Exception {
    final org.springframework.core.io.Resource resource = new ServletContextResource(servletContext, path);
    try {
        byte[] content = FileCopyUtils.copyToByteArray(resource.getInputStream());
        return DigestUtils.md5DigestAsHex(content);
    } catch (IOException ex) {
        LOG.error("Could not calculate MD5 for resource: {}", path);
        return runtimeEnvironmentUtil.getRevision();
    }
}