jodd-db/src/main/java/jodd/db/oom/mapper/DefaultResultSetMapper.java
protected DbEntityDescriptor[] resolveDbEntityDescriptors(final Class[] types) {
		if (cachedDbEntityDescriptors == null) {
			DbEntityDescriptor[] descs = new DbEntityDescriptor[types.length];
			for (int i = 0; i < types.length; i++) {
				Class type = types[i];
				if (type != null) {
					descs[i] = dbEntityManager.lookupType(type);
				}
			}
			cachedDbEntityDescriptors = descs;
		}
		return cachedDbEntityDescriptors;
	}
protected DbEntityDescriptor[] resolveDbEntityDescriptors(final Class[] types) {
		if (cachedDbEntityDescriptors == null) {
			DbEntityDescriptor[] descs = new DbEntityDescriptor[types.length];
			for (int i = 0; i < types.length; i++) {
				Class type = types[i];
				if (type != null) {
					descs[i] = dbEntityManager.lookupType(type);
				}
			}
			cachedDbEntityDescriptors = descs;
		}
		return cachedDbEntityDescriptors;
	}
Resolves {@link jodd.db.oom.DbEntityDescriptor} for all given types,
so not to repeat every time.