diff --git a/java/src/main/java/com/hzu/bookingsystem/service/LabRecordService.java b/java/src/main/java/com/hzu/bookingsystem/service/LabRecordService.java
new file mode 100644
index 0000000..3ff5873
--- /dev/null
+++ b/java/src/main/java/com/hzu/bookingsystem/service/LabRecordService.java
@@ -0,0 +1,58 @@
+package com.hzu.bookingsystem.service;
+
+import com.hzu.bookingsystem.bean.LabRecord;
+
+import java.util.List;
+
+public interface LabRecordService {
+
+
+    /**
+     * 新增申请记录
+     * @param labrecord
+     * @return
+     */
+    LabRecord add(LabRecord labrecord);
+
+    /**
+     * 查看所有申请记录
+     * @return
+     */
+    List<LabRecord> findAll();
+
+    /**
+     * 根据状态查询申请记录
+     * @param stauts
+     * @return
+     */
+    List<LabRecord> findByStatus( Integer stauts );
+
+    /**
+     * 根据ID查询记录
+     * @param lr_id
+     * @return
+     */
+    LabRecord findById(Integer lr_id);
+
+    /**
+     * 修改申请记录
+     * @param labrecord
+     * @return
+     */
+    LabRecord update(LabRecord labrecord);
+
+    /**
+     * 根据Id查询申请记录
+     * @param lr_id
+     */
+    void deleteById(Integer lr_id);
+
+
+
+
+
+
+
+
+
+}