public static <T extends ServiceConfiguration> Iterable<ServiceConfiguration> filter(
final Predicate<T> pred) throws PersistenceException {
List<ServiceConfiguration> configs = Lists.newArrayList();
for (ComponentId compId : ComponentIds.list()) {
Iterables.addAll(configs, filter(compId.getClass(), pred));
}
return configs;
}
public static ServiceConfiguration createBogus(
final Class<? extends ComponentId> compIdClass, final Class<?> ownerType) {
ComponentId compId = ComponentIds.lookup(compIdClass);
return new EphemeralConfiguration(
compId,
compId.getPartition(),
ownerType.getCanonicalName(),
ServiceUris.internal(compId, Internets.localHostInetAddress(), ownerType.getSimpleName()));
}
public static <T extends ServiceConfiguration> T lookupByName(final String name) {
for (ComponentId c : ComponentIds.list()) {
ServiceConfiguration example = ServiceBuilders.lookup(c.getClass()).newInstance();
example.setName(name);
try {
return (T) lookup(example);
} catch (Exception ex) {
}
}
throw new NoSuchElementException(
"Failed to lookup any registered component with the name: " + name);
}
