@Override public JmsMessageEndpointManager createListenerContainer(JmsListenerEndpoint endpoint) { if (this.destinationResolver != null && this.activationSpecFactory != null) { throw new IllegalStateException( "Specify either 'activationSpecFactory' or " + "'destinationResolver', not both. If you define a dedicated JmsActivationSpecFactory bean, " + "specify the custom DestinationResolver there (if possible)"); } JmsMessageEndpointManager instance = createContainerInstance(); if (this.resourceAdapter != null) { instance.setResourceAdapter(this.resourceAdapter); } if (this.activationSpecFactory != null) { instance.setActivationSpecFactory(this.activationSpecFactory); } if (this.destinationResolver != null) { instance.setDestinationResolver(this.destinationResolver); } if (this.transactionManager != null) { instance.setTransactionManager(this.transactionManager); } if (this.phase != null) { instance.setPhase(this.phase); } instance.setActivationSpecConfig(this); endpoint.setupListenerContainer(instance); return instance; }