FilePersistence.java 文件源码

/**
 * Returns the context path.
 * 
 * @param rootFile
 * @return context path
 */
private String getContextPath(Resource rootFile) {
    String contextPath = null;
    if (rootFile instanceof ServletContextResource) {
        ServletContextResource servletResource = (ServletContextResource) rootFile;
        contextPath = servletResource.getServletContext().getContextPath();
        if ("/".equals(contextPath)) {
            contextPath = "/root";
        }
    } else if (resources instanceof IScope) {
        contextPath = ((IScope) resources).getContextPath();
        if (contextPath == null) {
            contextPath = "/root";
        }
    }
    log.debug("Persistence context path: {}", contextPath);
    return contextPath;
}