public static Collection<FieldConnectionEntry> parseEntries(Element entries)
throws XMLException, CipherException, IOException {
if (!entries.getTagName().equals("jdbc-entries")) {
throw new XMLException("Outer tag must be <jdbc-entries>");
}
String base64Key = entries.getAttribute("key");
if (base64Key == null) {
throw new XMLException("Cipher key attribute missing.");
}
Key key = KeyGeneratorTool.makeKey(Base64.decode(base64Key));
Collection<FieldConnectionEntry> result = new LinkedList<FieldConnectionEntry>();
NodeList children = entries.getElementsByTagName(FieldConnectionEntry.XML_TAG_NAME);
for (int i = 0; i < children.getLength(); i++) {
result.add(new FieldConnectionEntry((Element) children.item(i), key));
}
return result;
}
public static void writeXMLConnectionsEntries(
Collection<FieldConnectionEntry> connectionEntries, File connectionEntriesFile) {
Key key;
try {
key = KeyGeneratorTool.getUserKey();
} catch (IOException e) {
// LogService.getRoot().log(Level.WARNING, "Cannot retrieve key, probably no one was created:
// "+e, e);
LogService.getRoot()
.log(
Level.WARNING,
I18N.getMessage(
LogService.getRoot().getResourceBundle(),
"com.rapidminer.tools.jdbc.connection.DatabaseConnectionService.retrieving_key_error",
e),
e);
return;
}
try {
XMLTools.stream(
toXML(connectionEntries, key, null, false),
connectionEntriesFile,
Charset.forName("UTF-8"));
} catch (Exception e) {
// LogService.getRoot().log(Level.WARNING, "Failed to write database connections file: "+e,
// e);
LogService.getRoot()
.log(
Level.WARNING,
I18N.getMessage(
LogService.getRoot().getResourceBundle(),
"com.rapidminer.tools.jdbc.connection.DatabaseConnectionService.writing_database_connection_error",
e),
e);
}
}