/**
* Open an input link that will be used for the support.
* <p>
- * Can return NULL, in which case you are supposed to work without an
- * {@link InputStream}.
+ * Can return NULL, in which case you are supposed to work without a source
+ * node.
*
* @param source
* the source {@link URL}
* @throws IOException
* in case of I/O error
*/
- @SuppressWarnings("unused")
protected void login() throws IOException {
}
* @throws IOException
* on I/O error
*/
- @SuppressWarnings("unused")
protected void preprocess() throws IOException {
}