/**
* Creates a copy of this configuration. The new configuration object will contain the same
* properties as the original, but it will lose any connection to a source file (if one exists);
* this includes setting the source URL, base path, and file name to <b>null</b>. This is done to
* avoid race conditions if both the original and the copy are modified and then saved.
*
* @return the copy
* @since 1.3
*/
public Object clone() {
AbstractFileConfiguration copy = (AbstractFileConfiguration) super.clone();
copy.setBasePath(null);
copy.setFileName(null);
copy.initReloadingStrategy();
return copy;
}
private Configuration _addPropertiesSource(
String sourceName, URL url, CompositeConfiguration loadedCompositeConfiguration) {
try {
Configuration newConfiguration = null;
if (DatasourceURL.isDatasource(sourceName)) {
newConfiguration = _addDatasourceProperties(sourceName);
} else if (JndiURL.isJndi(sourceName)) {
newConfiguration = _addJNDIProperties(sourceName);
} else if (url != null) {
newConfiguration = _addURLProperties(url, loadedCompositeConfiguration);
} else {
newConfiguration = _addFileProperties(sourceName, loadedCompositeConfiguration);
}
if (newConfiguration == null) {
return newConfiguration;
}
loadedCompositeConfiguration.addConfiguration(newConfiguration);
super.addConfiguration(newConfiguration);
if (newConfiguration instanceof AbstractFileConfiguration) {
AbstractFileConfiguration abstractFileConfiguration =
(AbstractFileConfiguration) newConfiguration;
URL abstractFileConfigurationURL = abstractFileConfiguration.getURL();
_loadedSources.add(abstractFileConfigurationURL.toString());
} else {
_loadedSources.add(sourceName);
}
return newConfiguration;
} catch (Exception e) {
if (_log.isDebugEnabled()) {
_log.debug("Configuration source " + sourceName + " ignored: " + e.getMessage());
}
return null;
}
}
