public ReactorPeerFactoryBean<IN, OUT> setDispatcher(String dispatcher) {
		Assert.notNull(environment, "Cannot lookup dispatcher from unassigned environment");
		this.dispatcher = environment.getDispatcher(dispatcher);
		return this;
	}
Set the name of the {@link reactor.core.Dispatcher} to use, which will be pulled from the current {@link
reactor.Environment}.

@param dispatcher dispatcher name
@return {@literal this}
extensions/spring-xd-extension-reactor/src/main/java/org/springframework/xd/integration/reactor/net/ReactorPeerFactoryBean.java