public Set<String> getEventTypeNameUsedBy(String name) {
Set<String> statements = statementEventTypeRef.getStatementNamesForType(name);
if ((statements == null) || (statements.isEmpty())) {
return Collections.emptySet();
}
return Collections.unmodifiableSet(statements);
}
public boolean removeEventType(String name, boolean force) throws ConfigurationException {
if (!force) {
Set<String> statements = statementEventTypeRef.getStatementNamesForType(name);
if ((statements != null) && (!statements.isEmpty())) {
throw new ConfigurationException(
"Event type '" + name + "' is in use by one or more statements");
}
}
EventType type = eventAdapterService.getExistsTypeByName(name);
if (type == null) {
return false;
}
eventAdapterService.removeType(name);
statementEventTypeRef.removeReferencesType(name);
filterService.removeType(type);
return true;
}