连接网络上的数据库

app/build.gradle

@@ -32,5 +32,5 @@ dependencies {
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
-    implementation files('libs/mysql-connector-java-5.1.39-bin.jar')
+    implementation files('libs\\mysql-connector-java-5.1.39-bin.jar')
 }

app/src/main/java/hunnu/sj/raise_money/DataBase/DatabaseHelper.java

@@ -15,11 +15,11 @@ public class DatabaseHelper {
 
     public static Connection getConnection(){
         String username = "root";
-        String password ="";
+        String password ="SJ1126388959";
         if(conn==null){
             try {
                 Class.forName("com.mysql.jdbc.Driver");
-                String url = "jdbc:mysql://172.18.22.77:3306/dogson?useSSL=true&characterEncoding=utf-8";
+                String url = "jdbc:mysql://139.180.223.93:3306/dogson?useSSL=true&characterEncoding=utf-8";
                 conn = DriverManager.getConnection(url,username,password);
                 return conn;
             }catch(Exception e){