pom文件加入：

 <dependencyManagement>

 <dependencies>

     <dependency>

     <groupId>org.springframework</groupId>

     <artifactId>spring-framework-bom</artifactId>

     <version>4.2.2.RELEASE</version>

     <type>pom</type>

     <scope>import</scope>

     </dependency>

     <dependency>

     <groupId>com.fasterxml.jackson.core</groupId>

     <artifactId>jackson-annotations</artifactId>

     <version>2.7.0-rc3</version>

     </dependency>

     <dependency>

     <groupId>com.fasterxml.jackson.core</groupId>

     <artifactId>jackson-core</artifactId>

     <version>2.7.0-rc3</version>

     </dependency>

     <dependency>

     <groupId>com.fasterxml.jackson.core</groupId>

     <artifactId>jackson-databind</artifactId>

     <version>2.7.0-rc3</version>

     </dependency>

 </dependencies>

 </dependencyManagement>

<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-framework-bom</artifactId>
            <version>4.2.2.RELEASE</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-annotations</artifactId>
            <version>2.7.0-rc3</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-core</artifactId>
            <version>2.7.0-rc3</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.7.0-rc3</version>
        </dependency>
    </dependencies>
</dependencyManagement>