@ResponseBody响应JSON 406

搭建SpringMVC(4.1),可是搭建完成之后发现使用@ResponseBody的ajax没法访问,老是出现406的问题。java

首先怀疑的是配置问题,通过查明,影响SpringMVC的@ResponseBody注解的是:ajax

        <mvc:annotation-driven />,我发现个人配置中存在这个注解。同时又使用Spring文档中的自动配置相关解析类的方式再进行测试,发现仍是没有解决问题。spring

同时在网上找到相关问题,发现是缺失jackson的jarmvc

<dependency> 
            <groupId>org.codehaus.jackson</groupId> 
            <artifactId>jackson-core-lgpl</artifactId> 
            <version>1.9.0</version> 
        </dependency> 
        <dependency> 
            <groupId>org.codehaus.jackson</groupId> 
            <artifactId>jackson-mapper-lgpl</artifactId> 
            <version>1.9.0</version> 
</dependency>

因而加上该依赖,但是发现问题仍是没有解决。app


有参考一下spring 文档测试

 Spring 4 requires the recent Hibernate Validator 4.3+, and support for Jackson has been focused on 2.0+ now (with Jackson 1.8/1.9 support retained for the time being where Spring 3.2 had it; now just in deprecated form).ui

由于我用的是4.1.4的版本,因此已经不支持1.9如下的jackson了,所我使用2.5 版本的jacksonspa

<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.5.0</version>
</dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotation</artifactId>
<version>2.5.0</version>
</dependency>

问题解决code

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