cmidaofactory.java

来自「一个免费wap站」· Java 代码 · 共 28 行

package com.eline.wap.cmi.dao;

import com.eline.wap.cmi.exceptions.CMIDAOSysException;
import com.eline.wap.common.util.AppKeys;
import com.eline.wap.common.util.AppSettings;

public class CMIDAOFactory {

	static public MobileDAO getMobileDAO() throws CMIDAOSysException {
		MobileDAO mobileDao = null;
		try {
			String provider = AppSettings.getInstance().getProperty(AppKeys.DS_TYPE);
			if (provider == null || provider.equals("") || provider.equalsIgnoreCase("SQLServer"))
				mobileDao = new MSSqlMobileDAO();
			else if (provider.equalsIgnoreCase("Oracle"))
				throw new CMIDAOSysException("unsupported datasource type."); 
			
		} catch (CMIDAOSysException e) {
			throw new CMIDAOSysException("MobileDAO.getDAO:  CMIDAOSysException while getting DAO type : \n" + e.getMessage());
		} catch (Exception e) {
			throw new CMIDAOSysException("MobileDAO.getDAO:  Exception while getting DAO type : \n" + e.getMessage());
		}
		return mobileDao;

	}

}