android 連結mysql資料庫

來源:互聯網
上載者:User

android下可以串連遠端資料的,不過你遠端資料庫服務的要開啟遠程,具體設定http://www.ways2u.com/knowledge/?post=142

Java利用JDBC訪問資料庫的編程步驟
http://www.ways2u.com/?post=76

android 連結mysql資料庫執行個體:
package com.hl;

import java.sql.DriverManager;
import java.sql.ResultSet;

import com.mysql.jdbc.Connection;
import com.mysql.jdbc.Statement;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

public class AndroidMsql extends Activity {
    
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        Button btn=(Button)findViewById(R.id.btn);
        btn.setOnClickListener(new OnClickListener() {
   
   @Override
   public void onClick(View v) {
     sqlCon();    
   }
  });
       
    }
    
    private void mSetText(String str){
      TextView txt=(TextView)findViewById(R.id.txt);
      txt.setText(str);
    }
    
    private void sqlCon(){
     try {
         Class.forName("com.mysql.jdbc.Driver"); 
  } catch (Exception e) {
   e.printStackTrace();
  }
  try {
            String url ="jdbc:mysql://192.168.142.128:3306/mysql?user=zzfeihua&password=12345&useUnicode=true&characterEncoding=UTF-8";//連結資料庫語句
            Connection conn= (Connection) DriverManager.getConnection(url); //連結資料庫
            Statement stmt=(Statement) conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
            String sql="select * from user";//查詢user表語句
            ResultSet rs=stmt.executeQuery(sql);//執行查詢
            StringBuilder str=new StringBuilder();
            while(rs.next()){
             str.append(rs.getString(1)+"/n"); 
            }
            mSetText(str.toString());
        
            rs.close();    
            stmt.close();
            conn.close();
            
  } catch (Exception e) {
   e.printStackTrace();
  }

 }

}

不過eclipse老是提示:
warning: Ignoring InnerClasses attribute for an anonymous inner class that doesn't come with an associated EnclosingMethod attribute. (This class was probably produced by a broken compiler.)
不知道誰有解決的辦法呢??

附件下載:
AndroidMsql.rar 785.5KB

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