From c0b50bb896f0ff9699e1395d8f1529c2382fe652 Mon Sep 17 00:00:00 2001
From: Joshi <3040996759@qq.com>
Date: Tue, 22 Jul 2025 13:23:35 +0800
Subject: [PATCH] =?UTF-8?q?=E6=95=B4=E5=90=88demo=E9=80=BB=E8=BE=91?=
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---
 klp-reader/pom.xml                            |  5 ++
 .../klp/reader/entity/ScanResultEntity.java   | 14 ++++
 .../klp/reader/mapper/ScanResultMapper.java   |  9 +++
 .../klp/reader/service/ScannerService.java    | 70 +++++++++++++++++++
 .../resources/mapper/ScanResultMapper.xml     |  5 ++
 5 files changed, 103 insertions(+)
 create mode 100644 klp-reader/src/main/java/com/klp/reader/entity/ScanResultEntity.java
 create mode 100644 klp-reader/src/main/java/com/klp/reader/mapper/ScanResultMapper.java
 create mode 100644 klp-reader/src/main/java/com/klp/reader/service/ScannerService.java
 create mode 100644 klp-reader/src/main/resources/mapper/ScanResultMapper.xml

diff --git a/klp-reader/pom.xml b/klp-reader/pom.xml
index 6bef086d..db638af3 100644
--- a/klp-reader/pom.xml
+++ b/klp-reader/pom.xml
@@ -27,6 +27,11 @@
             <artifactId>mv-code-reader-ctrl-wrapper</artifactId>
             <version>1.0.0</version>
         </dependency>
+        <!-- Spring Boot 基础依赖 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
     </dependencies>
 
 </project>
diff --git a/klp-reader/src/main/java/com/klp/reader/entity/ScanResultEntity.java b/klp-reader/src/main/java/com/klp/reader/entity/ScanResultEntity.java
new file mode 100644
index 00000000..df0b1107
--- /dev/null
+++ b/klp-reader/src/main/java/com/klp/reader/entity/ScanResultEntity.java
@@ -0,0 +1,14 @@
+package com.klp.reader.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+@Data
+@TableName("scan_result")
+public class ScanResultEntity {
+    @TableId(type = IdType.AUTO)
+    private Long id;
+    private String code;
+}
diff --git a/klp-reader/src/main/java/com/klp/reader/mapper/ScanResultMapper.java b/klp-reader/src/main/java/com/klp/reader/mapper/ScanResultMapper.java
new file mode 100644
index 00000000..63730890
--- /dev/null
+++ b/klp-reader/src/main/java/com/klp/reader/mapper/ScanResultMapper.java
@@ -0,0 +1,9 @@
+package com.klp.reader.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.klp.reader.entity.ScanResultEntity;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface ScanResultMapper extends BaseMapper<ScanResultEntity> {
+}
diff --git a/klp-reader/src/main/java/com/klp/reader/service/ScannerService.java b/klp-reader/src/main/java/com/klp/reader/service/ScannerService.java
new file mode 100644
index 00000000..d4b254d8
--- /dev/null
+++ b/klp-reader/src/main/java/com/klp/reader/service/ScannerService.java
@@ -0,0 +1,70 @@
+package com.klp.reader.service;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.klp.reader.entity.ScanResultEntity;
+import com.klp.reader.mapper.ScanResultMapper;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.PostConstruct;
+import javax.annotation.PreDestroy;
+import java.util.ArrayList;
+
+import MvCodeReaderCtrlWrapper.*;
+import MvCodeReaderCtrlWrapper.MvCodeReaderCtrl.*;
+import MvCodeReaderCtrlWrapper.MvCodeReaderCtrlDefine.*;
+
+@Service
+public class ScannerService {
+    private Handle hHandle;
+
+    @Autowired
+    private ScanResultMapper scanResultMapper; // 你需要实现这个Mapper
+
+    @PostConstruct
+    public void init() {
+        ArrayList<MV_CODEREADER_DEVICE_INFO> stCamList = MvCodeReaderCtrl.MV_CODEREADER_EnumDevices();
+        if (stCamList == null || stCamList.isEmpty()) {
+            System.out.println("Find No Device!");
+            return;
+        }
+        MV_CODEREADER_DEVICE_INFO deviceInfo = stCamList.get(0);
+        try {
+            hHandle = MvCodeReaderCtrl.MV_CODEREADER_CreateHandle(deviceInfo);
+        } catch (ParameterException e) {
+            throw new RuntimeException(e);
+        }
+        if (hHandle == null) {
+            System.out.println("Create handle failed!");
+            return;
+        }
+        int nRet = MvCodeReaderCtrl.MV_CODEREADER_OpenDevice(hHandle);
+        if (nRet != 0) {
+            System.out.println("Open Device fail! nRet[" + String.format("0x%x", nRet) + "]");
+            return;
+        }
+        MvCodeReaderCtrl.MV_CODEREADER_RegisterImageCallBackEx2(hHandle, (pdata, stOutInfo) -> {
+            handleScanResult(stOutInfo);
+            return 0;
+        });
+        MvCodeReaderCtrl.MV_CODEREADER_StartGrabbing(hHandle);
+    }
+
+    private void handleScanResult(MV_CODEREADER_IMAGE_OUT_INFO_EX2 stOutInfo) {
+        for (int a = 0; a < stOutInfo.pstCodeListEx.nCodeNum; a++) {
+            String code = stOutInfo.pstCodeListEx.stBcrInfoEx.get(a).chCode;
+            // 保存到数据库
+            ScanResultEntity entity = new ScanResultEntity();
+            entity.setCode(code);
+            scanResultMapper.insert(entity);
+        }
+    }
+
+    @PreDestroy
+    public void destroy() {
+        if (hHandle != null) {
+            MvCodeReaderCtrl.MV_CODEREADER_StopGrabbing(hHandle);
+            MvCodeReaderCtrl.MV_CODEREADER_DestroyHandle(hHandle);
+        }
+    }
+}
diff --git a/klp-reader/src/main/resources/mapper/ScanResultMapper.xml b/klp-reader/src/main/resources/mapper/ScanResultMapper.xml
new file mode 100644
index 00000000..42b553f7
--- /dev/null
+++ b/klp-reader/src/main/resources/mapper/ScanResultMapper.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.klp.reader.ScanResultMapper">
+    <!-- 通用CRUD由MyBatis-Plus自动实现，无需手写SQL -->
+</mapper>