@ModuleOption("the maximum messages per poll; -1 for unlimited")
	public void setMaxMessages(long maxMessages) {
		this.maxMessages = maxMessages;
	}
Mixin for polled sources where the default is 1 message per poll.

@author Gary Russell
spring-xd-module-spi/src/main/java/org/springframework/xd/module/options/mixins/MaxMessagesDefaultOneMixin.java