[add] xml格式数据支持

Author: BlueDriver

pom.xml

@@ -34,5 +34,11 @@
  <artifactId>lombok</artifactId>
  <optional>true</optional>
  </dependency>
+ <!--xml数据处理-->
+ <dependency>
+ <groupId>com.fasterxml.jackson.dataformat</groupId>
+ <artifactId>jackson-dataformat-xml</artifactId>
+ </dependency>
+
  </dependencies>
 </project>

web/src/main/java/demo/web/controller/RestfulController.java

@@ -7,6 +7,7 @@
 import org.hibernate.validator.constraints.Range;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.MediaType;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
@@ -97,11 +98,11 @@ public String task1() throws Exception {
  }
 
  /**
- * 参数校验1，入参为键值对形式
+ * 参数校验1，入参为键值对形式，返回xml格式数据
  * http://localhost:8080/param?email=abc@aa.com&username=alice
  * 异常类型：{@link org.springframework.validation.BindException}
  */
- @RequestMapping("/param")
+ @RequestMapping(value = "/param", produces = MediaType.APPLICATION_XML_VALUE)
  public User param(@Valid User user) {
  return user;
  }