1. 下载 jersey 和 spring
http://jersey.java.net/
http://www.springsource.org/download/community?project=Spring%2520Framework
http://wiki.fasterxml.com/JacksonDownload
jersey-archive-1.12.zip
spring-framework-3.1.1.RELEASE.zip
jackson 1.9.5
2. eclipse新建web项目导入jar包
jersey-archive-1.12\lib\*.jar
spring-framework-3.1.1.RELEASE\dist
org.springframework.aop-3.1.1.RELEASE.jar
org.springframework.asm-3.1.1.RELEASE.jar
org.springframework.beans-3.1.1.RELEASE.jar
org.springframework.context-3.1.1.RELEASE.jar
org.springframework.core-3.1.1.RELEASE.jar
org.springframework.expression-3.1.1.RELEASE.jar
org.springframework.web-3.1.1.RELEASE.jar
3. 配置web.xml文件
<?xml version="1.0" encoding="UTF-8"?> <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param> <listener> <listener-class> org.springframework.web.context.ContextLoaderListener </listener-class> </listener> <listener> <listener-class> org.springframework.web.context.request.RequestContextListener </listener-class> </listener> <!-- Jersey--> <servlet> <servlet-name>JerseyServlet</servlet-name> <servlet-class> com.sun.jersey.spi.spring.container.servlet.SpringServlet </servlet-class> <!-- 系统启动时扫描的包的路径--> <!-- <init-param> <param-name> com.sun.jersey.config.property.packages </param-name> <param-value>test.jersey_spring.demo.resource</param-value> </init-param> --> <!-- 使用jackson处理json --> <init-param> <param-name> com.sun.jersey.api.json.POJOMappingFeature </param-name> <param-value>true</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>JerseyServlet</servlet-name> <url-pattern>/rest/*</url-pattern> </servlet-mapping> </web-app>
4. 配置applicationContext.xml文件
applicationContext.xml
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"> <context:component-scan base-package="test.jersey_spring.demo" /> </beans>
5. 现在可以写类测试了,应当会报错,当使用jackson时
Error
java.lang.VerifyError: (class: org/codehaus/jackson/map/ObjectMapper, method: writeValueAsBytes signature: (Ljava/lang/Object;)[B) Incompatible argument to function
jersey-1.12 里使用的jackson是1.9.1版本的,替换为1.9.5-asl 的版本就可以了