add 串口工具测试

acs/nladmin-system/nlsso-server/src/test/java/org/nl/ApplicationTest.java

@@ -1,5 +1,6 @@
 package org.nl;
 
+import com.fazecast.jSerialComm.SerialPort;
 import org.springframework.boot.test.context.SpringBootTest;
 
 /**
@@ -9,5 +10,36 @@ import org.springframework.boot.test.context.SpringBootTest;
  */
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 public class ApplicationTest {
-
+    public static void main(String[] args) {
+        // 列出所有可用的串口
+        SerialPort[] commPorts = SerialPort.getCommPorts();
+        for (SerialPort port : commPorts) {
+            System.out.println(port.getSystemPortName());
+        }
+        for (SerialPort serialPort : commPorts) {
+            boolean com5 = serialPort.getSystemPortName().equals("COM5");
+            if (com5){
+                try {
+                    serialPort.openPort();// 打开串口
+                    serialPort.setComPortParameters(9600, 8, 1, 0);// 设置串口参数
+                    serialPort.setComPortTimeouts(SerialPort.TIMEOUT_READ_SEMI_BLOCKING, 0, 0);
+                    byte[] buffer = new byte[1024];
+                    while (true){
+                        Thread.sleep(300);
+                        int bytesRead = serialPort.readBytes(buffer, buffer.length);
+                        if (bytesRead > 0) {
+                            String input = new String(buffer, 0, bytesRead);
+                            System.out.println(input);
+                        }
+                    }
+                } catch (Exception e) {
+                    e.printStackTrace();
+                } finally {
+                    if (serialPort.isOpen()) {
+                        serialPort.closePort();// 关闭串口
+                    }
+                }
+            }
+        }
+    }
 }