夏令时操作

mis-service/main/java/bc/mm/mis/core/utils/UsTimeUtils.java

@@ -0,0 +1,29 @@
+package bc.mm.mis.core.utils;
+
+import java.util.TimeZone;
+
+/**
+ * USA timd format utils
+ */
+public class UsTimeUtils {
+
+    /**
+     * get us date&time
+     * @return
+     */
+    public static void getUsDateTime(){
+        // get time zone
+        TimeZone defaultZone = TimeZone.getDefault();
+        System.out.println("default time zone :"+defaultZone);
+        //
+        TimeZone nyzone = TimeZone.getTimeZone("America/New_York");
+        //
+        int dsDiff = nyzone.getDSTSavings();
+        System.out.println("daylight saving time offset:"+dsDiff);
+        // curent timestamp
+        long currentTimeMillis = System.currentTimeMillis();
+        int offset = nyzone.getOffset(currentTimeMillis);
+        //
+        System.out.println("current offset :"+offset);
+    }
+}

mis-start/src/test/java/bc/mm/mis/MisApplicationTests.java

@@ -1,5 +1,6 @@
 package bc.mm.mis;
 
+import bc.mm.mis.core.utils.UsTimeUtils;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
@@ -10,4 +11,9 @@ class MisApplicationTests {
     void contextLoads() {
     }
 
+    @Test
+    public void ttest(){
+        UsTimeUtils.getUsDateTime();
+    }
+
 }

mis-start/src/test/java/bc/mm/mis/core/dao/CoinsDaoTest.java

@@ -0,0 +1,14 @@
+package bc.mm.mis.core.dao;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+@SpringBootTest
+class CoinsDaoTest {
+
+    @Test
+    void findAll() {
+    }
+}

mis-web/src/main/java/bc/mm/mis/v1/HomeController.java

@@ -6,6 +6,7 @@ import bc.mm.mis.core.bean.Reggo;
 import bc.mm.mis.core.service.CoinsService;
 import bc.mm.mis.core.service.CountryService;
 import bc.mm.mis.core.service.ReggoService;
+import bc.mm.mis.core.utils.UsTimeUtils;
 import bc.mm.mis.utils.AjaxResult;
 import com.alibaba.fastjson.JSONObject;
 import com.alibaba.fastjson.annotation.JSONField;
@@ -45,4 +46,10 @@ public class HomeController {
         List<Coins> coinsList = coinsService.getCoinsList(page,size);
         return AjaxResult.success("success",coinsList);
     }
+
+    @RequestMapping("/dotest")
+    public String dotest(){
+        UsTimeUtils.getUsDateTime();
+        return "go to see console output";
+    }
 }