| | |
|---|
| | | |
|---|
| | | @Override |
|---|
| | | public void doFilter(HttpExchange exchange, Chain chain) throws IOException { |
|---|
| | | /* |
|---|
| | | Regex fuer Bilder |
|---|
| | | .+\.jpg|.+\.jpeg|.+\.png |
|---|
| | | (Testen z.B. auf https://regexr.com/) |
|---|
| | | */ |
|---|
| | | String pattern = (String) exchange.getHttpContext().getAttributes() |
|---|
| | | .getOrDefault("imageFilterPattern", ".+\\.jpg|.+\\.jpeg|.+\\.png"); |
|---|
| | | String uriStr = exchange.getRequestURI().toString(); |
|---|
| | | //String fName = new HttpHelper().getFileName(exchange); |
|---|
| | | String fName = exchange |
|---|
| | | .getRequestURI() |
|---|
| | | .getPath() |
|---|
| | | .substring(exchange |
|---|
| | | .getHttpContext() |
|---|
| | | .getPath() |
|---|
| | | .length()); |
|---|
| | | ImageWorker worker = new ImageWorker(); |
|---|
| | | worker.createImages(exchange.getHttpContext().getAttributes().get(FileServer.ATTR_FILE_BASE).toString(), |
|---|
| | | fName, uriStr); |
|---|
| | | if(uriStr.matches(pattern)) { |
|---|
| | | String fileBase = (String) exchange.getHttpContext().getAttributes() |
|---|
| | | .get(FileServer.ATTR_FILE_BASE); |
|---|
| | | String fileName = exchange |
|---|
| | | .getRequestURI() |
|---|
| | | .getPath() |
|---|
| | | .substring(exchange |
|---|
| | | .getHttpContext() |
|---|
| | | .getPath() |
|---|
| | | .length()); |
|---|
| | | new ImageWorker().createImages(fileBase, fileName, uriStr); |
|---|
| | | } |
|---|
| | | chain.doFilter(exchange); |
|---|
| | | } |
|---|
| | | |
|---|
