/**
* User action to create a new Feature.
*
* @param req http request containing operation parameters
*/
private void opCreateFeature(FeatureStore store, HttpServletRequest req) {
// uid
final String featureId = req.getParameter(FEATID);
if (featureId != null && !featureId.isEmpty()) {
Feature fp = new Feature(featureId, false);
// Description
final String featureDesc = req.getParameter(DESCRIPTION);
if (null != featureDesc && !featureDesc.isEmpty()) {
fp.setDescription(featureDesc);
}
// GroupName
final String groupName = req.getParameter(GROUPNAME);
if (null != groupName && !groupName.isEmpty()) {
fp.setGroup(groupName);
}
// Strategy
final String strategy = req.getParameter(STRATEGY);
if (null != strategy && !strategy.isEmpty()) {
try {
Class<?> strategyClass = Class.forName(strategy);
FlippingStrategy fstrategy = (FlippingStrategy) strategyClass.newInstance();
final String strategyParams = req.getParameter(STRATEGY_INIT);
if (null != strategyParams && !strategyParams.isEmpty()) {
Map<String, String> initParams = new HashMap<String, String>();
String[] params = strategyParams.split(";");
for (String currentP : params) {
String[] cur = currentP.split("=");
if (cur.length < 2) {
throw new IllegalArgumentException(
"Invalid Syntax : param1=val1,val2;param2=val3,val4");
}
initParams.put(cur[0], cur[1]);
}
fstrategy.init(featureId, initParams);
}
fp.setFlippingStrategy(fstrategy);
} catch (ClassNotFoundException e) {
throw new IllegalArgumentException("Cannot find strategy class", e);
} catch (InstantiationException e) {
throw new IllegalArgumentException("Cannot instanciate strategy", e);
} catch (IllegalAccessException e) {
throw new IllegalArgumentException("Cannot instanciate : no public constructor", e);
}
}
populateFeatureWithPermissions(fp, req);
// Creation
store.create(fp);
log.info(featureId + " has been created");
}
}
/**
* User action to import Features from a properties files.
*
* @param in inpustream from configuration file
* @throws IOException Error raised if the configuration cannot be read
*/
private void opImportFile(FeatureStore store, InputStream in) throws IOException {
Map<String, Feature> mapsOfFeat = new XmlParser().parseConfigurationFile(in).getFeatures();
for (Entry<String, Feature> feature : mapsOfFeat.entrySet()) {
if (store.exist(feature.getKey())) {
store.update(feature.getValue());
} else {
store.create(feature.getValue());
}
}
log.info(mapsOfFeat.size() + " features have been imported.");
}