1.mybatisplus改动参考

measurement/src/main/java/com/ruoyi/bill/controller/PoundBillController.java

@@ -1,5 +1,6 @@
 package com.ruoyi.bill.controller;
 
+import java.util.Arrays;
 import java.util.List;
 import javax.servlet.http.HttpServletResponse;
 import org.springframework.security.access.prepost.PreAuthorize;
@@ -64,9 +65,9 @@ public class PoundBillController extends BaseController
      */
     @PreAuthorize("@ss.hasPermi('measurement:poundbill:query')")
     @GetMapping(value = "/{id}")
-    public AjaxResult getInfo(@PathVariable("id") Long id)
+    public AjaxResult getInfo(@PathVariable("id") String id)
     {
-        return success(poundBillService.selectPoundBillById(id));
+        return success(poundBillService.getById(id));
     }
 
     /**
@@ -77,7 +78,7 @@ public class PoundBillController extends BaseController
     @PostMapping
     public AjaxResult add(@RequestBody PoundBill poundBill)
     {
-        return toAjax(poundBillService.insertPoundBill(poundBill));
+        return toAjax(poundBillService.save(poundBill));
     }
 
     /**
@@ -88,7 +89,7 @@ public class PoundBillController extends BaseController
     @PutMapping
     public AjaxResult edit(@RequestBody PoundBill poundBill)
     {
-        return toAjax(poundBillService.updatePoundBill(poundBill));
+        return toAjax(poundBillService.updateById(poundBill));
     }
 
     /**
@@ -97,8 +98,8 @@ public class PoundBillController extends BaseController
     @PreAuthorize("@ss.hasPermi('measurement:poundbill:remove')")
     @Log(title = "磅单信息", businessType = BusinessType.DELETE)
 	@DeleteMapping("/{ids}")
-    public AjaxResult remove(@PathVariable Long[] ids)
+    public AjaxResult remove(@PathVariable String[] ids)
     {
-        return toAjax(poundBillService.deletePoundBillByIds(ids));
+        return toAjax(poundBillService.removeByIds(Arrays.asList(ids)));
     }
 }

measurement/src/main/java/com/ruoyi/bill/domain/PoundBill.java

@@ -2,6 +2,10 @@ package com.ruoyi.bill.domain;
 
 import java.math.BigDecimal;
 import java.util.Date;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import org.apache.commons.lang3.builder.ToStringBuilder;
 import org.apache.commons.lang3.builder.ToStringStyle;
@@ -14,12 +18,14 @@ import com.ruoyi.common.core.domain.BaseEntity;
  * @author ptt
  * @date 2025-06-03
  */
+@TableName(value = "t_data_poundbill")
 public class PoundBill extends BaseEntity
 {
     private static final long serialVersionUID = 1L;
 
     /** id */
-    private Long id;
+    @TableId(type = IdType.ASSIGN_UUID)
+    private String id;
 
     /** 状态 */
     @Excel(name = "状态")
@@ -253,12 +259,12 @@ public class PoundBill extends BaseEntity
     @Excel(name = "最后修改人")
     private String lstedtopr;
 
-    public void setId(Long id) 
+    public void setId(String id)
     {
         this.id = id;
     }
 
-    public Long getId() 
+    public String getId()
     {
         return id;
     }

measurement/src/main/java/com/ruoyi/bill/mapper/PoundBillMapper.java

@@ -1,6 +1,8 @@
 package com.ruoyi.bill.mapper;
 
 import java.util.List;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.ruoyi.bill.domain.PoundBill;
 
 /**
@@ -9,7 +11,7 @@ import com.ruoyi.bill.domain.PoundBill;
  * @author ptt
  * @date 2025-06-03
  */
-public interface PoundBillMapper 
+public interface PoundBillMapper extends BaseMapper<PoundBill>
 {
     /**
      * 查询磅单信息

measurement/src/main/java/com/ruoyi/bill/service/IPoundBillService.java

@@ -1,7 +1,10 @@
 package com.ruoyi.bill.service;
 
 import java.util.List;
+
+import com.baomidou.mybatisplus.extension.service.IService;
 import com.ruoyi.bill.domain.PoundBill;
+import com.ruoyi.system.domain.SysStudent;
 
 /**
  * 磅单信息Service接口
@@ -9,7 +12,7 @@ import com.ruoyi.bill.domain.PoundBill;
  * @author ptt
  * @date 2025-06-03
  */
-public interface IPoundBillService 
+public interface IPoundBillService extends IService<PoundBill>
 {
     /**
      * 查询磅单信息

measurement/src/main/java/com/ruoyi/bill/service/impl/PoundBillServiceImpl.java

@@ -1,6 +1,11 @@
 package com.ruoyi.bill.service.impl;
 
 import java.util.List;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.ruoyi.common.utils.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import com.ruoyi.bill.mapper.PoundBillMapper;
@@ -14,7 +19,7 @@ import com.ruoyi.bill.service.IPoundBillService;
  * @date 2025-06-03
  */
 @Service
-public class PoundBillServiceImpl implements IPoundBillService 
+public class PoundBillServiceImpl extends ServiceImpl<PoundBillMapper, PoundBill> implements IPoundBillService
 {
     @Autowired
     private PoundBillMapper poundBillMapper;
@@ -43,6 +48,8 @@ public class PoundBillServiceImpl implements IPoundBillService
         return poundBillMapper.selectPoundBillList(poundBill);
     }
 
+
+
     /**
      * 新增磅单信息
      * 

ruoyi-common/src/main/java/com/ruoyi/common/core/domain/BaseEntity.java

@@ -4,6 +4,8 @@ import java.io.Serializable;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.Map;
+
+import com.baomidou.mybatisplus.annotation.TableField;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonInclude;
@@ -19,20 +21,25 @@ public class BaseEntity implements Serializable
 
     /** 搜索值 */
     @JsonIgnore
+    @TableField(exist = false)
     private String searchValue;
 
     /** 创建者 */
+    @TableField(exist = false)
     private String createBy;
 
     /** 创建时间 */
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    @TableField(exist = false)
     private Date createTime;
 
     /** 更新者 */
+    @TableField(exist = false)
     private String updateBy;
 
     /** 更新时间 */
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    @TableField(exist = false)
     private Date updateTime;
 
     /** 备注 */
@@ -40,6 +47,7 @@ public class BaseEntity implements Serializable
 
     /** 请求参数 */
     @JsonInclude(JsonInclude.Include.NON_EMPTY)
+    @TableField(exist = false)
     private Map<String, Object> params;
 
     public String getSearchValue()