Mybatis映射pojo包含pojo

POJO類：

public class Product implements Serializable {

    private static final long serialVersionUID = 1L;

    private String prodId;

    private String prodName;

    private Double prodPrice;

    private Vendor vendor;

    public String getProdId() {
        return prodId;
    }

    public void setProdId(String prodId) {
        this.prodId = prodId;
    }

    public String getProdName() {
        return prodName;
    }

    public void setProdName(String prodName) {
        this.prodName = prodName;
    }

    public Double getProdPrice() {
        return prodPrice;
    }

    public void setProdPrice(Double prodPrice) {
        this.prodPrice = prodPrice;
    }

    public Vendor getVendor() {
        return vendor;
    }

    public void setVendor(Vendor vendor) {
        this.vendor = vendor;
    }
}

public class Vendor implements Serializable {

    private static final long serialVersionUID = 1L;

    private Integer vendId;

    private String vendName;

    private String vendAddress;

    private String vendCity;

    public Integer getVendId() {
        return vendId;
    }

    public void setVendId(Integer vendId) {
        this.vendId = vendId;
    }

    public String getVendName() {
        return vendName;
    }

    public void setVendName(String vendName) {
        this.vendName = vendName;
    }

    public String getVendAddress() {
        return vendAddress;
    }

    public void setVendAddress(String vendAddress) {
        this.vendAddress = vendAddress;
    }

    public String getVendCity() {
        return vendCity;
    }

    public void setVendCity(String vendCity) {
        this.vendCity = vendCity;
    }
}

Mapper文件：

<resultMap id="getProductListMap" type="com.pionner17.po.Product">
        <id column="prod_id" property="prodId"/>
        <result column="prod_name" property="prodName"/>
        <result column="prod_price" property="prodPrice"/>
        <association property="vendor" javaType="com.pionner17.po.Vendor">
            <id column="vend_id" property="vendId"/>
            <result column="vend_name" property="vendName"/>
            <result column="vend_address" property="vendAddress"/>
            <result column="vend_city" property="vendCity"/>
        </association>
    </resultMap>
    <select id="getList" parameterType="Map" resultMap="getProductListMap">
        SELECT
            A.prod_id,
            A.prod_name,
            A.prod_price,
            B.vend_id,
            B.vend_name,
            B.vend_address,
            B.vend_city
        FROM
            products A
        LEFT JOIN vendors B ON A.vend_id = B.vend_id
    </select>