在application.properties增加

spring.jackson.date-format=yyyy-MM-dd HH:mm:ss
spring.jackson.joda-date-time-format=yyyy-MM-dd HH:mm:ss

但是并没有生效，返回的时间依然是long型的时间戳。并且我是想把这里的dataFormat改成动态的，但是加了以后一直在报错。我先把我的代码贴一下，看看哪位朋友可以帮忙解决。
pom.xml

    

    4.0.0
    com.hiwi
    manager
    jar
    0.0.1-SNAPSHOT

    
        UTF-8
        
        1.8
        com.hiwi.AppStartUp
    

    
        org.springframework.boot
        spring-boot-starter-parent
        1.3.7.RELEASE
    

    
        
        
        
            org.springframework.boot
            spring-boot-starter-web
            
                
                    org.springframework.boot
                    spring-boot-starter-logging
                
            
        
        
        
            org.springframework.boot
            spring-boot-starter-log4j
        
        
        
            org.springframework.boot
            spring-boot-starter-tomcat
            
        
        
        
            org.springframework.boot
            spring-boot-starter-aop
        
        
        
            org.springframework.boot
            spring-boot-starter-redis
        
        
        
            org.springframework.boot
            spring-boot-starter-jdbc
        
        
        
        
            com.alibaba
            druid
            1.0.25
        
    
        
        
            mysql
            mysql-connector-java
        
        
        
        
            org.apache.commons
            commons-lang3
            3.4
        
        
            commons-fileupload
            commons-fileupload
            1.3.1
        
        
            org.apache.commons
            commons-email
            1.4
        
        
        
            org.codehaus.jackson
            jackson-mapper-asl
            1.9.13
        
        
        
            dom4j
            dom4j
            1.6.1
        
        
        
        
            net.sf.ehcache
            ehcache-core
            2.6.11
        
        
        
        
            com.alibaba
            fastjson
            1.2.7
        
        
        
        
            org.apache.httpcomponents
            httpclient
        
        
        
        
            jexcelapi
            jxl
            2.6
        
        
            org.apache.poi
            poi-ooxml
            3.13
        
        
        
        
            javax.mail
            mail
            1.4.7
        
        
        
        
            org.quartz-scheduler
            quartz
            2.2.1
        
        
        
        
            org.freemarker
            freemarker
        
        
        
        
            org.jsoup
            jsoup
            1.9.2
        
        
        
            commons-dbutils
            commons-dbutils
            1.6
        
        
    
    
        ${project.groupId}.${project.artifactId}
        compile
        
            
                org.springframework.boot
                spring-boot-maven-plugin
            
        
    

application.properties

spring.mvc.view.prefix=/html/page
spring.mvc.view.suffix=.jsp
spring.mvc.media-types.*=text/html;application/json
spring.jackson.date-format=yyyy-MM-dd HH:mm:ss
spring.jackson.joda-date-time-format=yyyy-MM-dd HH:mm:ss

#multipart
multipart.enabled=true
#文件上传大小，单位M
multipart.max-file-size=10
multipart.max-request-size=10

额外的xml配置文件

        
    
    
            
                
                    
                    
                        
                            text/html;charset=UTF-8
                            application/json;charset=UTF-8