Java Code Examples for org.springframework.core.io.AbstractFileResolvingResource

The following examples show how to use org.springframework.core.io.AbstractFileResolvingResource. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: chassis   Source File: SwaggerServlet.java    License: Apache License 2.0 5 votes vote down vote up
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
	// figure out the real path
	String pathInfo = StringUtils.trimToEmpty(req.getPathInfo());
	
	while (pathInfo.endsWith("/")) {
		pathInfo = StringUtils.removeEnd(pathInfo, "/");
	}
	
	while (pathInfo.startsWith("/")) {
		pathInfo = StringUtils.removeStart(pathInfo, "/");
	}
	
	if (StringUtils.isBlank(pathInfo)) {
		resp.sendRedirect(rootContextPath + "/" + WELCOME_PAGE);
	} else {
		// get the resource
		AbstractFileResolvingResource resource = (AbstractFileResolvingResource)resourceLoader.getResource(SWAGGER_DIRECTORY + "/" + pathInfo);
		
		// send it to the response
		if (resource.exists()) {
			StreamUtils.copy(resource.getInputStream(), resp.getOutputStream());
			resp.setStatus(HttpServletResponse.SC_OK);
			resp.flushBuffer();
		} else {
			resp.sendError(HttpServletResponse.SC_NOT_FOUND);
		}
	}
}