fix: 正常获取时间

TDengineDemo/src/main/java/org/linkor/Main.java

@@ -48,22 +48,23 @@ public class Main {
 //        util.insert("t", new HashMap<>(Map.of(
 //                "ss", "123"
 //        )));
-        util.insert(
-                "s",
-                new HashMap<>(Map.of(
-                        "ts", new Date(),
-                        "st", true,
-                        "temperature", 1,
-                        "press", 2
-                ))
-        );
-
+//        util.insert(
+//                "s",
+//                new HashMap<>(Map.of(
+//                        "ts", new Date(),
+//                        "st", true,
+//                        "temperature", 1,
+//                        "press", 2
+//                ))
+//        );
+//
         List<Modbus> list = util.getList("select * from power.s;", Modbus.class);
         list.forEach(e -> System.out.println(e.toString()));
 
-//        System.out.println("===============");
-//        Modbus m = util.getOne("select * from power.s;", Modbus.class);
-//        System.out.println(m.toString());
+        System.out.println("===============");
+        Modbus m = util.getOne("select * from power.s;",
+                Modbus.class);
+        System.out.println(m.toString());
     }
 
 }
\ No newline at end of file

TDengineDemo/src/main/java/org/linkor/QueryDemo.java

@@ -18,7 +18,12 @@ public class QueryDemo {
             System.out.print(value);
             System.out.print("\t");
         }
+
         System.out.println();
+        for (int i = 1; i <= meta.getColumnCount(); i++) {
+            System.out.print(rs.getString(i).getClass().getName());
+            System.out.print("\t");
+        }
     }
 
     private static void printColName(ResultSet rs) throws SQLException {
@@ -28,20 +33,23 @@ public class QueryDemo {
             System.out.print(colLabel);
             System.out.print("\t");
         }
+
         System.out.println();
     }
 
     private static void processResult(ResultSet rs) throws SQLException {
         printColName(rs);
-        while (rs.next()) {
-            printRow(rs);
-        }
+//        while (rs.next()) {
+//            printRow(rs);
+//        }
+        rs.next();
+        printRow(rs);
     }
 
     private static void queryData() throws SQLException {
         try (Connection conn = getConnection()) {
             try (Statement stmt = conn.createStatement()) {
-                ResultSet rs = stmt.executeQuery("SELECT AVG(voltage) FROM meters GROUP BY location");
+                ResultSet rs = stmt.executeQuery("SELECT * FROM power.s");
                 processResult(rs);
             }
         }

TDengineDemo/src/main/java/org/linkor/entities/Modbus.java

 package org.linkor.entities;
 
-import java.util.Date;
+
+import java.sql.Date;
 
 /**
  * modbus 数据类
  */
 public class Modbus {
-    Date time;
+    String ts;
     boolean st;
     int temperature;
     int press;
@@ -14,19 +15,19 @@ public class Modbus {
     public Modbus() {
     }
 
-    public Modbus(Date time, boolean st, int temperature, int press) {
-        this.time = time;
+    public Modbus(String ts, boolean st, int temperature, int press) {
+        this.ts = ts;
         this.st = st;
         this.temperature = temperature;
         this.press = press;
     }
 
-    public Date getTime() {
-        return time;
+    public String getTs() {
+        return ts;
     }
 
-    public void setTime(Date time) {
-        this.time = time;
+    public void setTs(String ts) {
+        this.ts = ts;
     }
 
     public boolean isSt() {
@@ -56,7 +57,7 @@ public class Modbus {
     @Override
     public String toString() {
         return "Modbus{" +
-                       "time=" + time +
+                       "ts='" + ts + '\'' +
                        ", st=" + st +
                        ", temperature=" + temperature +
                        ", press=" + press +