springmvc中使用@ResponseBody注解出现No converter found for return value of type

使用@ResponseBody是将数据以json格式输出,springmvc官方是推荐使用jackson

加入以下依赖就好了

    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-core</artifactId>
        <version>2.8.5</version>
    </dependency>
    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-databind</artifactId>
        <version>2.8.5</version>
    </dependency>
    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-annotations</artifactId>
        <version>2.8.5</version>
    </dependency>

这样在浏览器中可以看到返回的字符串

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转载自blog.csdn.net/u010689849/article/details/81431580