如何在android studio上使用shimmer获取数据mysql

dependencies {
    implementation files('libs/mysql-connector-java-x.x.xx.jar')
}

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class MySQLConnection {
    private static final String URL = "jdbc:mysql://your_mysql_host:your_mysql_port/your_database_name";
    private static final String USERNAME = "your_mysql_username";
    private static final String PASSWORD = "your_mysql_password";

    public static Connection getConnection() throws SQLException {
        return DriverManager.getConnection(URL, USERNAME, PASSWORD);
    }
}

dependencies {
    implementation 'com.facebook.shimmer:shimmer:0.5.0'
}

<com.facebook.shimmer.ShimmerFrameLayout
    android:id="@+id/shimmer_layout"
    android:layout_width="match_parent"
    android:layout_height="wrap_content">

    <TextView
        android:id="@+id/data_textview"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Loading data..."
        android:textSize="16sp" />

</com.facebook.shimmer.ShimmerFrameLayout>

import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.widget.TextView;

import androidx.appcompat.app.AppCompatActivity;

import com.facebook.shimmer.ShimmerFrameLayout;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class MainActivity extends AppCompatActivity {
    private ShimmerFrameLayout shimmerLayout;
    private TextView dataTextView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        shimmerLayout = findViewById(R.id.shimmer_layout);
        dataTextView = findViewById(R.id.data_textview);

        shimmerLayout.startShimmer(); // 启动Shimmer效果

        // 模拟获取数据的过程
        new Handler(Looper.getMainLooper()).postDelayed(new Runnable() {
            @Override
            public void run() {
                getDataFromMySQL(); // 获取数据
            }
        }, 2000); // 延迟2秒模拟获取数据的过程
    }

    private void getDataFromMySQL() {
        try {
            Connection connection = MySQLConnection.getConnection();
            Statement statement = connection.createStatement();
            ResultSet resultSet = statement.executeQuery("SELECT * FROM your_table_name");

            if (resultSet.next()) {
                String data = resultSet.getString("your_column_name");
                dataTextView.setText(data); // 更新TextView的内容
            }

            resultSet.close();
            statement.close();
            connection.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }

        shimmerLayout.stopShimmer(); // 停止Shimmer效果
        shimmerLayout.setVisibility(View.GONE); // 隐藏Shimmer布局
        dataTextView.setVisibility(View.VISIBLE); // 显示数据TextView
    }
}