maven 每次update后影响接口实现类的问题

                   <plugin>
                           <groupId>org.apache.maven.plugins</groupId>
                           <artifactId>maven-compiler-plugin</artifactId>
                           <version>3.1</version>
                           <configuration>
                                 <encoding>UTF-8</encoding>
                                 <source>1.7</source>
                                 <target>1.7</target>
                           </configuration>
                    </plugin>