🔥 Removing error code

Author: ZHENFENG13

SpringBoot入门案例源码/spring-boot-ajax/src/main/java/com/lou/springboot/controller/RequestTestController.java

@@ -15,7 +15,7 @@ public class RequestTestController {
 
     @RequestMapping(value = "/test1", method = RequestMethod.GET)
     public String test1(String info) {
-        if (StringUtils.isEmpty(info) || StringUtils.isEmpty(info)) {
+        if (StringUtils.isEmpty(info)) {
             return "请输入info的值！";
         }
         return "你输入的内容是:" + info;

SpringBoot入门案例源码/spring-boot-ajax/src/test/java/com/lou/springboot/ApplicationTests.java

@@ -19,18 +19,4 @@
 @RunWith(SpringRunner.class)
 @SpringBootTest
 public class ApplicationTests {
-    // 注入数据源对象
-    @Autowired
-    private DataSource dataSource;
-
-    @Test
-    public void datasourceTest() throws SQLException {
-        // 获取数据源类型
-        System.out.println("默认数据源为：" + dataSource.getClass());
-        // 获取数据库连接对象
-        Connection connection = dataSource.getConnection();
-        // 判断连接对象是否为空
-        System.out.println(connection != null);
-        connection.close();
-    }
 }