android ormlite登录注册的例子(8)

        Map<String, Object> userMap=new HashMap<String, Object>(); 
        userMap.put("username", username); 
        userMap.put("password", password); 
        List<UsersEntity> userlistEntities=userDao.queryForFieldValues(userMap); 
        return userlistEntities==null?null:userlistEntities; 
    } 
    public List<UsersEntity> findUser(Dao<UsersEntity, Integer> userdao,String username) throws SQLException 
    { 
        Dao<UsersEntity, Integer> userDao = userdao; 
        Map<String, Object> userMap=new HashMap<String, Object>(); 
        userMap.put("username", username); 
        List<UsersEntity> userlistEntities=userDao.queryForFieldValues(userMap); 
        return userlistEntities==null?null:userlistEntities; 
    } 
    public void addsuer(Dao<UsersEntity, Integer> userdao,String username,String password) throws SQLException 
    { 
        Dao<UsersEntity, Integer> userDao = userdao; 
        UsersEntity usersEntity=new UsersEntity(); 
        usersEntity.setUsername(username); 
        usersEntity.setPassword(password); 
        userDao.create(usersEntity); 
    } 
} 
 
最后是数据库管理类
 
 
 
Java代码 
package com.cng.utils; 
 
import java.sql.SQLException; 
 
import android.content.Context; 
import android.database.sqlite.SQLiteDatabase; 
import android.util.Log; 
 
import com.cng.model.UsersEntity; 
 
import com.j256.ormlite.android.apptools.OrmLiteSqliteOpenHelper; 
import com.j256.ormlite.dao.Dao; 
import com.j256.ormlite.support.ConnectionSource; 
import com.j256.ormlite.table.TableUtils; 
 
public class DataHelper extends OrmLiteSqliteOpenHelper 
{ 
 
    private static final String DATABASE_NAME = "OrmliteLoginDemo.db"; 
    private static final int DATABASE_VERSION = 1;