1. jackson 관련 Dependency 추가
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.8.11</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.8.11</version>
</dependency>
2. dispatcher-servlet.xml 설정 추가
<property name="messageConverters">
<list>
<bean
class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter"/>
<bean
class="org.springframework.http.converter.xml.Jaxb2RootElementHttpMessageConverter" />
<property name="supportedMediaTypes">
<list>
<value>*/*;charset=UTF-8</value>
</list>
</property>
</bean>
</list>
</property>
3. @RestController 클래스 생성
