Examples of org.apache.felix.dm.DependencyService.propagate()

                    if (m_debug) {
                        m_logger.log(Logger.LOG_DEBUG, "[" + m_debugKey + "] invoke added: " + ref);
                    }
                    if (invokeAdded(ds, ref, service)) {
                  // Propagate (if needed) all "setPropagate" dependencies to the dependency service.
                  ds.propagate(this);
                    }
                }
            }
        }
    }

            if (ds.isInstantiated()) {
                if (invokeChanged(ds, ref, service)) {
                    // The "change" or "swap" callback has been invoked (if not it means that the modified service 
                    // is for a lower ranked aspect to which we are not interested in).
                    // Now, propagate (if needed) changed properties to dependency service properties.
                    ds.propagate(this);
                }
            }
        }
    }

                // if the removed service is the highest ranked service. Note that if the cb is not called, we don't
                // propagate the remaining dependency properties.
                if (invokeRemoved(ds, ref, service)) {
                    // Finally, since we have lost one dependency, we have to possibly propagate the highest ranked 
                    // dependency available.
                    ds.propagate(this);
                }
            }
        }
        // unget what we got in addingService (see ServiceTracker 701.4.1)
        m_context.ungetService(ref);

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