添加项目详情

src/com/hellogithub/dao/projectDao.java

@@ -1,5 +1,6 @@
 package com.hellogithub.dao;
 
+import com.hellogithub.entity.categoryEntity;
 import com.hellogithub.entity.projectEntity;
 import com.hellogithub.utils.JdbcUtils;
 import org.apache.commons.dbutils.QueryRunner;
@@ -204,4 +205,20 @@ public class projectDao {
         }
         return num;
     }
+    /**
+     * 返回标签
+     */
+    public List<categoryEntity> retProjectLabel(String id ) {
+        List<categoryEntity> categoryEntityList ;
+        try {
+            Connection conn = JdbcUtils.getConnection();
+            QueryRunner runner = new QueryRunner();
+            String sql = "select categoryName from category where categoryId in( select categoryId from project_category where projectId = ?)";
+            categoryEntityList = runner.query(conn, sql,new BeanListHandler<>(categoryEntity.class),id);
+            conn.close();
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        }
+        return categoryEntityList;
+    }
 }

src/com/hellogithub/service/projectService.java

@@ -126,4 +126,7 @@ public class projectService {
     public int addProjectLookcount(String id ){
         return projectDao.addProjectLookcount(id);
     }
+    public List<categoryEntity> retProjectLabel(String id ){
+        return projectDao.retProjectLabel(id);
+    }
 }

src/com/hellogithub/servlet/selectProByIdServlet.java

@@ -38,12 +38,14 @@ public class selectProByIdServlet extends HttpServlet {
         resp.setHeader("Access-Control-Allow-Headers", "access-control-allow-origin, authority, content-type, version-info, X-Requested-With");
         resp.setContentType("application/json;charset=UTF-8");
         //按照分类返回期刊
-        String id = req.getParameter("xxxxxxx");
+        String id = req.getParameter("id");
         int num = projectService.addProjectLookcount(id);
 
         PrintWriter writer = resp.getWriter();
         String jsonString = JSONObject.toJSONString(projectService.selectProById(id));
+        String jsonString1 = JSONObject.toJSONString(projectService.retProjectLabel(id));
         writer.println(jsonString);
+        writer.println(jsonString1);
         if(num == 0 ){
             setResult(200, "观看量增加失败", writer);
         }