问spring XD:如何创建自定义http源

EN

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:int="http://www.springframework.org/schema/integration"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.2.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.2.xsd
        http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration-4.2.xsd">

    <context:component-scan base-package="com.yourbasepackage"></context:component-scan>
    <context:annotation-config></context:annotation-config>

    <!-- The name of the chaannel is output.(Mandatory to have the name as output) -->
    <int:channel id="output"></int:channel>

    <int:inbound-channel-adapter ref="crossOriginHttpCaller" method="makeHttpCall" channel="output"></int:inbound-channel-adapter>
</beans>

info.shortDescription = Gets data from cross origin sources.
options_class = com.yourbasepackage.CrossOriginSourceMetadata

package com.yourbasepackage;

public class CrossOriginSourceMetadata {
    // All the module related configurable properties goes here
    // The properties values for which you would like to take then while defining a stream.
}

@Component
public class CrossOriginHttpCaller {
    public Message<String> makeHttpCall() {
        // your http calling logic goes here
    }
}

crossoriginsource
    |
    |---config
    |       |--crossoriginsource.xml
    |       |--crossoriginsource.properties
    |
    |---lib
    |    |--jar containing CrossOriginHttpCaller.java and CrossOriginSourceMetadata.java
    |    |--all the other dependent jars for this module