此信息为spring和jackson相关版本不兼容

我使用的是Spring4.3.2版本，把本地jsckson版本升到2.7.5以上或者更高即可

Spring为4.3.2兼容jackson版本为2.7.5和更高版本，相关依赖如下：

        < dependency >
              < groupId > com.fasterxml.jackson.core </ groupId >
              < artifactId > jackson-core </ artifactId >
              < version > 2.7.5 </ version >
        </ dependency >
        < dependency >
              < groupId > com.fasterxml.jackson.core </ groupId >
              < artifactId > jackson-annotations </ artifactId >
              < version > 2.7.5 </ version >
        </ dependency >
        < dependency >
              < groupId > com.fasterxml.jackson.core </ groupId >
              < artifactId > jackson-databind </ artifactId >
              < version > 2.7.5 </ version >
        </ dependency >

       < dependency >
              < groupId > org.codehaus.jackson </ groupId >
              < artifactId > jackson-mapper-asl </ artifactId >
              < version > 1.9.4 </ version >
        </ dependency >
       
        < dependency >
             < groupId > org.codehaus.jackson </ groupId >
             < artifactId > jackson-core-asl </ artifactId >
             < version > 1.9.4 </ version >
        </ dependency >