public static <E, T> Predicate<T> asTransaction(final Predicate<T> predicate) {
final List<Class> generics = Classes.genericsToClasses(predicate);
for (final Class<?> type : generics) {
if (PersistenceContexts.isPersistentClass(type)) {
return asTransaction(type, predicate);
}
}
throw new IllegalArgumentException(
"Failed to find generics for provided predicate, cannot make into transaction: "
+ Threads.currentStackString());
}
public static <T, R> Function<T, R> asTransaction(final Function<T, R> function) {
if (function instanceof TransactionalFunction) {
return function;
} else {
final List<Class> generics = Classes.genericsToClasses(function);
for (final Class<?> type : generics) {
if (PersistenceContexts.isPersistentClass(type)) {
return asTransaction(type, function);
}
}
throw new IllegalArgumentException(
"Failed to find generics for provided function, cannot make into transaction: "
+ Threads.currentStackString());
}
}
