spring 4 @RestController 小试

<dependency>
            <groupId>org.codehaus.jackson</groupId>
            <artifactId>jackson-mapper-asl</artifactId>
            <version>1.9.13</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-core</artifactId>
            <version>2.5.1</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.5.1</version>
        </dependency>

<?xml version="1.0" encoding="GBK"?>
<beans xmlns="http://www.springframework.org/schema/beans"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns:tx="http://www.springframework.org/schema/tx"xmlns:jee="http://www.springframework.org/schema/jee"xmlns:context="http://www.springframework.org/schema/context"xmlns:p="http://www.springframework.org/schema/p"xmlns:mvc="http://www.springframework.org/schema/mvc"xmlns:util="http://www.springframework.org/schema/util"xsi:schemaLocation="http://www.springframework.org/schema/beans 
                        http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
                        http://www.springframework.org/schema/context 
                        http://www.springframework.org/schema/context/spring-context-4.1.xsd
                        http://www.springframework.org/schema/tx
                        http://www.springframework.org/schema/tx/spring-tx-4.1.xsd
                        http://www.springframework.org/schema/jee 
                        http://www.springframework.org/schema/jee/spring-jee-4.1.xsd
                        http://www.springframework.org/schema/mvc
                        http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd
                        http://www.springframework.org/schema/util  
                        http://www.springframework.org/schema/util/spring-util-4.1.xsd">
    <mvc:annotation-driven />
    <context:annotation-config />
    <context:component-scan base-package="com.zf" />
</beans>

packagecom.zf.controller;

importorg.springframework.web.bind.annotation.RequestMapping;
importorg.springframework.web.bind.annotation.RestController;

importcom.zf.po.Message;
importcom.zf.po.ServiceType;

@RestController
@RequestMapping(value="/ajax")
public classAjaxController {

    @RequestMapping(value="/json")
    publicServiceType jsonAction(){
        ServiceType st=newServiceType();
        st.setId(1);
        st.setName("ServiceType没有使用xml相关注解，无论是否使用.json后缀，均返回json格式");
        st.setPriority(3);
        returnst;
    }
    @RequestMapping(value="/html")
    publicString htmlAction(){
        return "直接返回字符串，则视图一般html";
    }
    
    @RequestMapping(value="/xml")
    publicMessage xmlAction(){
        Message st=newMessage();
        st.setText("无需带后缀，返回XML结构");
        st.setName("XML");
        returnst;
    }
    @RequestMapping(value="/xml.json")
    publicMessage xmlJsonAction(){
        Message st=newMessage();
        st.setText("message使用了xml相关的注解，使用.json后缀访问，仍返回json数据");
        st.setName("json");
        returnst;
    }
}

packagecom.zf.po;

importjavax.xml.bind.annotation.XmlElement;
importjavax.xml.bind.annotation.XmlRootElement;

@XmlRootElement(name="root")
public classMessage {
    String name;
    String text;
    @XmlElement
    publicString getName() {
        returnname;
    }
    public voidsetName(String name) {
        this.name =name;
    }
    @XmlElement
    publicString getText() {
        returntext;
    }
    public voidsetText(String text) {
        this.text =text;
    }
}

packagecom.zf.po;

importjava.io.Serializable;

public class ServiceType implementsSerializable, Cloneable {

    private static final long serialVersionUID = 1L;
    private intid;
    privateString name;
    private intpriority;

    public intgetId() {
        returnid;
    }

    public void setId(intid) {
        this.id =id;
    }

    publicString getName() {
        returnname;
    }

    public voidsetName(String name) {
        this.name =name;
    }

    public intgetPriority() {
        returnpriority;
    }

    public void setPriority(intpriority) {
        this.priority =priority;
    }

}