这个实在安卓客户端注册的小程序:在输入框输入用户名密码,在数据库中记录下来,怎么没记录啊?程序调试通过的,数据库之前测试过连接完全正常
package com.example.login;数据库 测试 调试 java mysql
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
public class MainActivity extends Activity {
//final int CODE=110;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button summit=(Button)findViewById(R.id.summit);
summit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String username=((EditText)findViewById(R.id.username)).getText().toString();
String pwd=((EditText)findViewById(R.id.pwd)).getText().toString();
String repwd=((EditText)findViewById(R.id.repwd)).getText().toString();
if(!"".equals(username.trim())&&!"".equals(pwd.trim())&&!"".equals(repwd.trim())){
if(!pwd.equals(repwd)){
Toast.makeText(MainActivity.this ,"两次密码输入不一致,请重新输入",Toast.LENGTH_LONG).show();
((EditText)findViewById(R.id.pwd)).setText(null);
((EditText)findViewById(R.id.repwd)).setText(null);
}
else{
String driver = "com.mysql.jdbc.Driver"; // 驱动程序名
String url = "jdbc:mysql://localhost:3306/test"; // URL指向要访问的数据库名fuck
String user = "root"; // MySQL配置时的用户名
String password = "root"; // MySQL配置时的密码
try {
Class.forName(driver); // 加载驱动程序
Connection conn = DriverManager.getConnection(url, user, password); // 连续数据库
if(!conn.isClosed())
System.out.println("Succeeded connecting to the Database!"); //验证是否连接成功
Statement statement = conn.createStatement(); // statement用来执行SQL语句
String strings=("insert into username(用户名,密码) values(username,pwd)");
statement.executeUpdate(strings);
conn.close();
} catch(ClassNotFoundException e) {
System.out.println("Sorry,can`t find the Driver!");
e.printStackTrace();
} catch(SQLException e) {
e.printStackTrace();
} catch(Exception e) {
e.printStackTrace();
}
}
}
else{
Toast.makeText(MainActivity.this, "输入不完整,请重新输入", Toast.LENGTH_LONG).show();
}
}
});
}
}