修改project service接口

src/main/java/nju/seec/SEECdemo/logic/service/ProjectService.java

@@ -8,14 +8,16 @@ public interface ProjectService {
 
     /**
      * 创建软工二的项目
+     * 项目名称需要具有唯一性，如果项目名称冲突，会抛出异常
      * //@Todo 后期希望能够根据课程类型选择课程模板
      * @param projectName
      * @param description
      * @param startsAt
      * @param endsAt
-     * @return
+     * @return 项目创建详情
+     * @exception nju.seec.SEECdemo.logic.exception.ServiceException
      */
-     long createSeecIIProject(String projectName, String description, Date startsAt, Date endsAt);
+     ProjectVO createSeecIIProject(String projectName, String description, Date startsAt, Date endsAt);
 
     /**
      * 删除项目

src/main/java/nju/seec/SEECdemo/logic/service/impl/ProjectServiceImpl.java

@@ -20,8 +20,8 @@ public class ProjectServiceImpl implements ProjectService{
 
 
     @Override
-    public long createSeecIIProject(String projectName, String description, Date startsAt, Date endsAt) {
-        return 0;
+    public ProjectVO createSeecIIProject(String projectName, String description, Date startsAt, Date endsAt) {
+        return null;
     }
 
     @Override