public static ParticleSystem loadConfiguredSystem(InputStream ref,
			ConfigurableEmitterFactory factory) throws IOException {
            return loadConfiguredSystem(ref, factory, null, null);
         }
public static ParticleSystem loadConfiguredSystem ( InputStream ref , ConfigurableEmitterFactory factory ) throws IOException { return loadConfiguredSystem ( ref , factory , null , null ) ; }
Load a set of configured emitters into a single system

@param ref
The stream to read the XML from
@return A configured particle system
@param factory
The factory used to create the emitter than will be poulated
with loaded data.
@throws IOException
Indicates a failure to find, read or parse the XML file