Spring Integration Pub子项目示例项目“无法自动布线。找不到'PubSubTemplate‘类型的bean。”

<bean id="pubSubTemplate" class="org.springframework.integration.jms.JmsTemplate">
    <property name="connectionFactory" ref="connectionFactory"/>
    <!-- 其他配置属性 -->
</bean>

<int:channel id="inputChannel"/>
<int:channel id="outputChannel"/>

<int:publish-subscribe-channel id="pubSubChannel" />

<int:service-activator input-channel="inputChannel" output-channel="outputChannel" ref="messageHandler" method="handleMessage"/>

<int:bridge input-channel="outputChannel" output-channel="pubSubChannel"/>

<int:pub-sub-channel id="pubSubChannel" />

<int:subscriber channel="pubSubChannel" ref="subscriberBean" method="handleMessage"/>

<bean id="subscriberBean" class="com.example.SubscriberBean"/>

<bean id="publisherBean" class="com.example.PublisherBean"/>

@Autowired
private PubSubTemplate pubSubTemplate;

public void publishMessage(String message) {
    pubSubTemplate.publish("pubSubChannel", message);
}