public URL getURL() {
try {
return new URL(elt.getAttribute("url"));
} catch (MalformedURLException e) {
e.printStackTrace();
}
return null;
}
/**
* opens existing file
*
* @param a_file
*/
public GlyphFile(File a_file) {
super();
m_fileName = a_file;
URL url = null;
try {
url = a_file.toURI().toURL();
} catch (MalformedURLException e) {
e.printStackTrace();
}
init(url);
}
/**
* Discover WS device on the local network with specified filter
*
* @param regexpProtocol url protocol matching regexp like "^http$", might be empty ""
* @param regexpPath url path matching regexp like "onvif", might be empty ""
* @return list of unique device urls filtered
*/
public static Collection<URL> discoverWsDevicesAsUrls(String regexpProtocol, String regexpPath) {
final Collection<URL> urls =
new TreeSet<>(
new Comparator<URL>() {
public int compare(URL o1, URL o2) {
return o1.toString().compareTo(o2.toString());
}
});
for (String key : discoverWsDevices()) {
try {
final URL url = new URL(key);
boolean ok = true;
if (regexpProtocol.length() > 0 && !url.getProtocol().matches(regexpProtocol)) ok = false;
if (regexpPath.length() > 0 && !url.getPath().matches(regexpPath)) ok = false;
if (ok) urls.add(url);
} catch (MalformedURLException e) {
e.printStackTrace();
}
}
return urls;
}