开启线程 关闭线程

ruoyi-admin/src/main/java/com/ruoyi/schedule/ScheduleThread.java

@@ -1,8 +1,8 @@
 package com.ruoyi.schedule;
 
 import com.ruoyi.schedule.plc.PlcRead;
+import com.ruoyi.schedule.plc.domain.CustomThread;
 import com.ruoyi.schedule.plc.domain.SsjDevice;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import javax.annotation.PostConstruct;
@@ -11,23 +11,45 @@ import java.util.concurrent.ConcurrentHashMap;
 @Component
 public class ScheduleThread {
 
-    public PlcRead plcRead;
+    public CustomThread customThread;
-
 
+    /**
+     * 项目初始化启动
+     */
     @PostConstruct
-    public void init(){
+    public void init() {
         ConcurrentHashMap<String, SsjDevice> list = new ConcurrentHashMap<>();
-        plcRead = new PlcRead(list);
+        PlcRead plcRead = new PlcRead(list);
+        Thread plcReadThread = new Thread(plcRead);
+        customThread = new CustomThread(plcReadThread, plcRead);
     }
 
-    public void startAllThread(){
+    /**
-        Thread plcReadThread = new Thread(plcRead);
+     * 开始线程
-        plcReadThread.start();
+     */
+    public void startAllThread() {
+        customThread.getThread().start();
     }
 
-    public void stopAllThread(){
+    /**
-        Thread plcReadThread = new Thread(plcRead);
+     * 停止线程
-        plcReadThread.start();
+     */
+    public void stopAllThread() {
+        stopThread(customThread);
+    }
+
+    /**
+     * 停止线程
+     */
+    private void stopThread(CustomThread customThread) {
+        if (customThread.getThread() != null && customThread.getThread().isAlive()) {
+            ((PlcRead)customThread.getRunnable()).stopReading();
+            try {
+                customThread.getThread().join(); // 等待线程结束
+            } catch (InterruptedException e) {
+                Thread.currentThread().interrupt();
+            }
+        }
     }
 
 

ruoyi-admin/src/main/java/com/ruoyi/schedule/plc/PlcRead.java

@@ -10,6 +10,7 @@ import java.util.concurrent.ConcurrentHashMap;
 public class PlcRead implements Runnable{
 
     private final Map<String, SsjDevice> deviceMap;
+    private volatile boolean running = true;
 
     public PlcRead(ConcurrentHashMap<String, SsjDevice> deviceMap) {
         this.deviceMap = deviceMap;
@@ -17,7 +18,23 @@ public class PlcRead implements Runnable{
 
     @Override
     public void run() {
-        System.out.println("PLC Read thread is running...");
+        while (running && !Thread.currentThread().isInterrupted()) {
+            try {
+                // 模拟PLC读取操作
+                Thread.sleep(1000); // 模拟睡眠
+                // TODO: 实际读取PLC设备数据逻辑
+            } catch (InterruptedException e) {
+                // 捕获中断异常，退出循环
+                Thread.currentThread().interrupt(); // 重新设置中断标志
+                break;
+            }
+        }
+    }
+
+
+    public void stopReading() {
+        running = false;
+        Thread.currentThread().interrupt(); // 主动中断线程
     }
 
 }

ruoyi-admin/src/main/java/com/ruoyi/schedule/plc/domain/CustomThread.java

@@ -0,0 +1,14 @@
+package com.ruoyi.schedule.plc.domain;
+
+import com.ruoyi.schedule.plc.PlcRead;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class CustomThread {
+    public Thread thread;
+    public Object runnable;
+}