我正在尝试使用使用JSON的Spring MVC创建和休息API:

控制器:

@RestController public class CrawlerController {


@RequestMapping(value = "/checkForMarfeelizableSite", method = RequestMethod.POST)
public ResponseR checkForMarfeelizableSites(@RequestBody List<Entry> list) {

    // Response
    ResponseR responseR = new ResponseR();
    responseR.setOperationResult(OperationResult.OK);

    for (Entry entry : list) {
        System.out.println("Entry: " + entry);
    }

    return responseR;
} }


入门班

public class Entry {

String url;

public String getUrl() {
    return url;
}

public void setUrl(String url) {
    this.url = url;
}}


web.xml:

<web-app>

<display-name>Marfeel Marfeelizable Checker</display-name>

<!-- Spring Context -->
<context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>/WEB-INF/marfeel-context.xml</param-value>
</context-param>

<listener>
    <listener-class>
        org.springframework.web.context.ContextLoaderListener
    </listener-class>
</listener>

<!-- Servlet -->
<servlet>
    <servlet-name>marfeel-crawler-api</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet
    </servlet-class>
    <load-on-startup>1</load-on-startup>
</servlet>

<!-- Mapping -->
<servlet-mapping>
    <servlet-name>marfeel-crawler-api</servlet-name>
    <url-pattern>/*</url-pattern>
</servlet-mapping>

<!-- Welcome file List -->
<welcome-file-list>
    <welcome-file>index.html</welcome-file>
</welcome-file-list>




我在pom.xml中添加了Jackson库(jackson-mapper-asl),但是我收到了HTTP 415 Error

这是我发送的json示例:

[{"url": "c­and­a.com"},{"url": "toshiba.es"}]

最佳答案

您可以检查以下内容吗?


更改



  公共ResponseR checkForMarfeelizableSites(@RequestBody列表
  清单)





  公共ResponseR checkForMarfeelizableSites(@RequestBody
  ArrayList列表)


(由于List是一个接口,因此无法创建实例)。


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