java.lang.IllegalArgumentException: No converter found for return value of type
原文地址:
http://blog.csdn.net/linhaiguo/article/details/51554766
问题原因:
请求返回的数据无法转换,需要添加如下配置
解决方法:
1.在pom.xml 里添加
<dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-core</artifactId> <version>2.4.3</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.4.3</version> </dependency>
2.在spring-mvc 配置文件添加下面的配置,不使用默认的配置
<mvc:annotation-driven> <mvc:message-converters> <bean class="org.springframework.http.converter.StringHttpMessageConverter" /> <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter" /> </mvc:message-converters> </mvc:annotation-driven>