/** Proves that the model reload has effect. */
@Test
public void modelShouldBeReloadedWhenReloadIsTriggered() throws Exception {
final WroManagerFactory wroManagerFactory =
new BaseWroManagerFactory()
.setModelFactory(
new WroModelFactory() {
private boolean wasCreated = false;
public WroModel create() {
if (!wasCreated) {
wasCreated = true;
// return model with no groups defined
return new WroModel();
}
// second time when created add one group
return new WroModel().addGroup(new Group("g1"));
}
public void destroy() {}
});
Context.set(Context.standaloneContext());
final WroFilter filter =
new WroFilter() {
@Override
protected WroManagerFactory newWroManagerFactory() {
return wroManagerFactory;
}
@Override
protected ObjectFactory<WroConfiguration> newWroConfigurationFactory(
final FilterConfig filterConfig) {
return new ObjectFactory<WroConfiguration>() {
public WroConfiguration create() {
return Context.get().getConfig();
}
};
}
};
filter.init(mockFilterConfig);
final WroModelFactory modelFactory = wroManagerFactory.create().getModelFactory();
assertTrue(modelFactory.create().getGroups().isEmpty());
// reload model
Context.get().getConfig().reloadModel();
// the second time should have one group
assertEquals(1, modelFactory.create().getGroups().size());
}
/**
* Check if resources from a group were changed. If a change is detected, the changeListener will
* be invoked.
*
* @param cacheEntry the cache key which was requested. The key contains the groupName which has
* to be checked for changes.
*/
public void check(final CacheKey cacheEntry) {
Validate.notNull(cacheEntry);
LOG.debug("ResourceWatcher started...");
final StopWatch watch = new StopWatch();
watch.start("detect changes");
try {
final Group group =
new WroModelInspector(modelFactory.create()).getGroupByName(cacheEntry.getGroupName());
if (isGroupChanged(group.collectResourcesOfType(cacheEntry.getType()))) {
onGroupChanged(cacheEntry);
}
changeDetector.reset();
} catch (final Exception e) {
onException(e);
} finally {
watch.stop();
LOG.debug("resource watcher info: {}", watch.prettyPrint());
}
}
/**
* Check if resources from a group were changed. If a change is detected, the changeListener will
* be invoked.
*
* @param cacheKey the cache key which was requested. The key contains the groupName which has to
* be checked for changes.
*/
public void check(final CacheKey cacheKey, final Callback callback) {
notNull(cacheKey);
LOG.debug("started");
final StopWatch watch = new StopWatch();
watch.start("detect changes");
try {
final Group group =
new WroModelInspector(modelFactory.create()).getGroupByName(cacheKey.getGroupName());
if (isGroupChanged(group.collectResourcesOfType(cacheKey.getType()), callback)) {
callback.onGroupChanged(cacheKey);
cacheStrategy.put(cacheKey, null);
}
resourceChangeDetector.reset();
} catch (final Exception e) {
onException(e);
} finally {
watch.stop();
LOG.debug("resource watcher info: {}", watch.prettyPrint());
}
}