package com.mes.service.impl;
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import com.github.xingshuangs.iot.protocol.s7.enums.EPlcType;
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import com.github.xingshuangs.iot.protocol.s7.service.S7PLC;
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import com.mes.entity.PlcBaseData;
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import com.mes.entity.PlcAddress;
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import com.mes.s7.enhanced.EnhancedS7Serializer;
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import com.mes.service.PlcAddressService;
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import com.mes.service.IPlcTestWriteService;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentMap;
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/**
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* PLC测试写入服务实现类
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* 模拟PLC行为，向PLC写入测试数据，用于测试MES程序
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*
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* @author huang
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* @date 2025/10/30
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*/
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@Slf4j
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@Service
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public class PlcTestWriteServiceImpl implements PlcTestWriteService {
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@Resource
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private PlcAddressService plcAddressService;
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private static final int ON = 1;
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private static final int OFF = 0;
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// 当前使用的项目标识
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private String currentProjectId = "vertical";
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// 缓存不同项目的S7Serializer实例
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private final ConcurrentMap<String, EnhancedS7Serializer> serializerCache = new ConcurrentHashMap<>();
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/**
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* 模拟PLC发送请求字（触发MES任务下发）
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*/
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@Override
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public boolean simulatePlcRequest() {
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return simulatePlcRequest(currentProjectId);
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}
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/**
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* 模拟PLC发送请求字（触发MES任务下发）- 支持指定项目
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*/
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@Override
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public boolean simulatePlcRequest(String projectId) {
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try {
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// 获取项目配置（数据库实体）
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PlcAddress config = plcAddressService.getProjectConfigWithMapping(projectId);
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// 获取对应的S7Serializer
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EnhancedS7Serializer s7Serializer = getSerializerForProject(projectId, config);
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// 读取当前PLC状态
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PlcBaseData currentData = s7Serializer.read(PlcBaseData.class, config.getDbArea(), config.getBeginIndex());
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if (currentData.getOnlineState() == OFF) {
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log.info("当前PLC联机模式为0，停止联机");
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return false;
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}else if (currentData.getPlcReport() == ON){
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log.info("当前上片PLC汇报字为1，重置为0");
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currentData.setPlcReport(OFF);
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}
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// 设置PLC请求字为1（触发MES任务处理）
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currentData.setPlcRequest(ON);
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s7Serializer.write(currentData, config.getDbArea(), config.getBeginIndex());
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log.info("模拟PLC发送请求字成功：plcRequest=1, projectId={}, dbArea={}, beginIndex={}",
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projectId, config.getDbArea(), config.getBeginIndex());
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return true;
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} catch (Exception e) {
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log.error("模拟PLC请求字失败", e);
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return false;
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}
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}
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/**
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* 模拟PLC任务完成汇报
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*/
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@Override
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public boolean simulatePlcReport() {
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return simulatePlcReport(currentProjectId);
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}
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/**
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* 模拟PLC任务完成汇报 - 支持指定项目
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*/
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@Override
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public boolean simulatePlcReport(String projectId) {
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try {
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// 获取项目配置（数据库实体）
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PlcAddress config = plcAddressService.getProjectConfigWithMapping(projectId);
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// 获取对应的S7Serializer
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EnhancedS7Serializer s7Serializer = getSerializerForProject(projectId, config);
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PlcBaseData currentData = s7Serializer.read(PlcBaseData.class, config.getDbArea(), config.getBeginIndex());
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// 设置PLC汇报字为1（任务完成）
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currentData.setPlcReport(ON);
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// 请求字清0
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currentData.setPlcRequest(OFF);
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// 设置完成数量等数据
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currentData.setMesGlassCount(10);
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s7Serializer.write(currentData, config.getDbArea(), config.getBeginIndex());
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log.info("模拟PLC任务完成汇报：plcReport=1, mesGlassCount=10, projectId={}, dbArea={}, beginIndex={}",
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projectId, config.getDbArea(), config.getBeginIndex());
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return true;
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} catch (Exception e) {
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log.error("模拟PLC任务完成汇报失败", e);
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return false;
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}
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}
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/**
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* 模拟PLC发送联机状态
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*/
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@Override
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public boolean simulateOnlineStatus(int onlineState) {
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return simulateOnlineStatus(onlineState, currentProjectId);
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}
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/**
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* 模拟PLC发送联机状态 - 支持指定项目
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*/
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@Override
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public boolean simulateOnlineStatus(int onlineState, String projectId) {
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try {
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// 获取项目配置（数据库实体）
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PlcAddress config = plcAddressService.getProjectConfigWithMapping(projectId);
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// 获取对应的S7Serializer
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EnhancedS7Serializer s7Serializer = getSerializerForProject(projectId, config);
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PlcBaseData currentData = s7Serializer.read(PlcBaseData.class, config.getDbArea(), config.getBeginIndex());
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// 1:联机 0:脱机
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currentData.setOnlineState(onlineState);
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s7Serializer.write(currentData, config.getDbArea(), config.getBeginIndex());
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log.info("模拟PLC联机状态：onlineState={}, projectId={}, dbArea={}, beginIndex={}",
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onlineState, projectId, config.getDbArea(), config.getBeginIndex());
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return true;
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} catch (Exception e) {
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log.error("模拟PLC联机状态失败", e);
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return false;
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}
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}
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/**
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* 重置PLC所有状态
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*/
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@Override
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public boolean resetPlc() {
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return resetPlc(currentProjectId);
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}
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/**
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* 重置PLC所有状态 - 支持指定项目
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*/
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@Override
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public boolean resetPlc(String projectId) {
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try {
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// 获取项目配置（数据库实体）
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PlcAddress config = plcAddressService.getProjectConfigWithMapping(projectId);
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// 获取对应的S7Serializer
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EnhancedS7Serializer s7Serializer = getSerializerForProject(projectId, config);
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PlcBaseData resetData = new PlcBaseData();
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// 重置所有关键字段
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resetData.setPlcRequest(OFF);
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resetData.setPlcReport(OFF);
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resetData.setMesSend(OFF);
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resetData.setMesConfirm(OFF);
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// 默认联机
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resetData.setOnlineState(ON);
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resetData.setMesGlassCount(0);
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// 清除报警
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resetData.setAlarmInfo(OFF);
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s7Serializer.write(resetData, config.getDbArea(), config.getBeginIndex());
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log.info("PLC状态已重置, projectId={}, dbArea={}, beginIndex={}",
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projectId, config.getDbArea(), config.getBeginIndex());
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return true;
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} catch (Exception e) {
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log.error("重置PLC状态失败", e);
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return false;
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}
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}
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/**
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* 读取PLC当前状态
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*/
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@Override
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public PlcBaseData readPlcStatus() {
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return readPlcStatus(currentProjectId);
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}
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/**
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* 读取PLC当前状态 - 支持指定项目
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*/
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@Override
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public PlcBaseData readPlcStatus(String projectId) {
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try {
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// 获取项目配置（数据库实体）
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PlcAddress config = plcAddressService.getProjectConfigWithMapping(projectId);
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// 获取对应的S7Serializer
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EnhancedS7Serializer s7Serializer = getSerializerForProject(projectId, config);
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return s7Serializer.read(PlcBaseData.class, config.getDbArea(), config.getBeginIndex());
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} catch (Exception e) {
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log.error("读取PLC状态失败", e);
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return null;
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}
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}
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/**
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* 设置当前项目标识
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*/
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@Override
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public void setCurrentProjectId(String projectId) {
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this.currentProjectId = projectId;
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}
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/**
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* 获取当前项目标识
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*/
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@Override
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public String getCurrentProjectId() {
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return this.currentProjectId;
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}
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/**
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* 获取项目对应的S7Serializer实例
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* 如果不存在，则创建一个新的实例并缓存
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*
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* @param projectId 项目标识
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* @param config 项目配置
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* @return S7Serializer实例
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*/
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private EnhancedS7Serializer getSerializerForProject(String projectId, PlcAddress config) {
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return serializerCache.computeIfAbsent(projectId, id -> {
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// 解析PLC类型
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EPlcType plcType = EPlcType.S1200; // 默认值
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if (config != null && config.getPlcType() != null) {
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try {
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plcType = EPlcType.valueOf(config.getPlcType());
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} catch (IllegalArgumentException e) {
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log.warn("未知的PLC类型: {}, 使用默认类型 S1200", config.getPlcType());
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}
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}
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// 创建S7PLC实例
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String plcIp = (config != null && config.getPlcIp() != null) ? config.getPlcIp() : "192.168.10.21";
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S7PLC s7Plc = new S7PLC(plcType, plcIp);
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// 创建并返回EnhancedS7Serializer实例
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return EnhancedS7Serializer.newInstance(s7Plc);
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});
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}
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/**
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* 清除指定项目的S7Serializer缓存
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*
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* @param projectId 项目标识
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*/
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@Override
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public void clearSerializerCache(String projectId) {
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serializerCache.remove(projectId);
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log.info("已清除项目 {} 的S7Serializer缓存", projectId);
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}
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/**
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* 清除所有S7Serializer缓存
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*/
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@Override
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public void clearAllSerializerCache() {
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serializerCache.clear();
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log.info("已清除所有S7Serializer缓存");
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}
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}
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