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資源簡介

北大青鳥S2易買網(wǎng)項目（2019最新） S2結業(yè)項目,里面包括了數(shù)據(jù)庫。該項目使用jsp+servlet+javabean實現(xiàn)。其中用到了ajax技術。文件中包括了源代碼和建表語句，全部圖片素材和源代碼。

資源截圖

代碼片段和文件信息 

package?com.dao;

import?java.sql.Connection;
import?java.sql.PreparedStatement;
import?java.sql.ResultSet;

import?com.utils.DatabaseUtil;

/**
?*?數(shù)據(jù)庫管理！
?*?
?*?@author?Administrator
?*
?*/
public?class?baseDao?{
	//?聲明Connection對象屬性！
	private?Connection?conn?=?null;

	/**
	?*?帶參構造方法！
	?*?
	?*?@param?conn
	?*/
	public?baseDao（Connection?conn）?{
		//?通過構造方法的形式給Connection賦值！
		this.conn?=?conn;
	}

	/**
	?*?增！刪！改！操作??！
	?*?
	?*?@param?sql
	?*?@param?parms
	?*?@return
	?*/
	protected?int?excuteUpdate（String?sql?object[]?parms）?{
		//?聲明PreparedStatement對象！
		PreparedStatement?pstms?=?null;
		//?聲明變量接受受影響行數(shù)！
		int?result?=?-1;
		try?{
			//?執(zhí)行SQL語句！
			pstms?=?conn.prepareStatement（sql）;
			//?判斷返回值結果是否為空！
			if?（parms?!=?null）?{
				//?循環(huán)遍歷object數(shù)組！
				for?（int?i?=?0;?i?					//?循環(huán)為SQL語句賦值！
					pstms.setobject（i?+?1?parms[i]）;
				}
				//?調(diào)用增刪改方法！
				result?=?pstms.executeUpdate（）;

			}
		}?catch?（Exception?e）?{
			System.err.println（e.getMessage（））;
		}?finally?{
			//?關閉資源！
			DatabaseUtil.closeAll（null?pstms?null）;
		}
		return?result;
	}

	/**
	?*?查詢操作！
	?*?
	?*?@param?sql
	?*?@param?parms
	?*?@return
	?*/
	protected?ResultSet?excuteQuery（String?sql?object[]?parms）?{
		//?聲明PreparedStatement對象！
		PreparedStatement?pstms?=?null;
		//?聲明ResultSet對象用于返回查詢到的結果集！
		ResultSet?result?=?null;
		try?{
			//?執(zhí)行SQL語句！
			pstms?=?conn.prepareStatement（sql）;
			//?判斷返回值結果是否為空！
			if?（parms?!=?null）?{
				//?循環(huán)遍歷object數(shù)組！
				for?（int?i?=?0;?i?					//?循環(huán)為SQL語句賦值！
					pstms.setobject（i?+?1?parms[i]）;
				}
			}
			//?調(diào)用查詢方法！
			result?=?pstms.executeQuery（）;
		}?catch?（Exception?e）?{
			System.err.println（e.getMessage（））;
		}
		return?result;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-06-04?13:16??易買網(wǎng)\
?????目錄???????????0??2018-07-03?19:34??易買網(wǎng)\EasyBuy\
?????文件?????????819??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.classpath
?????文件?????????907??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.project
?????目錄???????????0??2018-07-03?19:33??易買網(wǎng)\EasyBuy\.settings\
?????文件?????????567??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.settings\.jsdtscope
?????文件?????????139??2018-06-25?22:21??易買網(wǎng)\EasyBuy\.settings\org.eclipse.core.resources.prefs
?????文件?????????364??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.settings\org.eclipse.jdt.core.prefs
?????文件?????????553??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.settings\org.eclipse.wst.common.component
?????文件?????????345??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2018-06-23?21:50??易買網(wǎng)\EasyBuy\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2018-07-03?19:34??易買網(wǎng)\EasyBuy\WebContent\
?????文件????????1326??2018-06-25?22:13??易買網(wǎng)\EasyBuy\WebContent\404.jsp
?????文件?????????964??2018-06-25?22:49??易買網(wǎng)\EasyBuy\WebContent\500.jsp
?????目錄???????????0??2018-07-03?19:34??易買網(wǎng)\EasyBuy\WebContent\meta-INF\
?????文件??????????39??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\meta-INF\MANIFEST.MF
?????目錄???????????0??2018-07-03?19:34??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\
?????目錄???????????0??2018-07-03?19:34??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\
?????文件??????263965??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\commons-codec-1.9.jar
?????文件???????57779??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\commons-fileupload-1.2.1.jar
?????文件???????87776??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\commons-io-1.3.2.jar
?????文件??????100472??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\commons-pool-1.5.6.jar
?????文件??????420779??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\fastjson-1.2.6.jar
?????文件???????81303??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\java_memcached-release_2.6.3.jar
?????文件????????7713??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\javax.annotation.jar
?????文件???????47581??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\javax.ejb.jar
?????文件???????25957??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\javax.jms.jar
?????文件??????129793??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\javax.persistence.jar
?????文件???????44511??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\javax.resource.jar
?????文件???????69933??2018-06-23?21:50??易買網(wǎng)\EasyBuy\WebContent\WEB-INF\lib\javax.servlet.jar
............此處省略705個文件信息

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