Spring Integration -将事件延迟45分钟，然后调用一个方法

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

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

<int:inbound-channel-adapter channel="inputChannel">
    <int:poller fixed-rate="1000" />
</int:inbound-channel-adapter>

<int:outbound-channel-adapter channel="outputChannel">
    <int:poller fixed-rate="1000" />
</int:outbound-channel-adapter>

<bean id="eventHandler" class="com.example.EventHandler" />

<task:scheduler id="scheduler" pool-size="10" />

<task:scheduled-tasks scheduler="scheduler">
    <task:scheduled ref="eventHandler" method="processEvent" fixed-delay="2700000" />
</task:scheduled-tasks>

public class EventHandler {
    public void handleEvent(Event event) {
        // 延迟45分钟处理事件
        try {
            Thread.sleep(45 * 60 * 1000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        
        // 调用方法处理事件
        processEvent(event);
    }
    
    public void processEvent(Event event) {
        // 处理事件的逻辑
    }
}