package?com.ch7.common;
import?java.sql.*;
/**
?*?鏁版嵁搴撹繛鎺ョ被
?*/
public?class?Conn?{
	Connection?conn?=?null;
	Statement?stmt?=?null;
	ResultSet?rs?=?null;
	/**
	?*?鍔犺澆椹卞姩紼嬪簭
	?*?*/
	public?Conn（）?{
		try?{
			Class.forName（“com.mysql.jdbc.Driver“）;
		}?catch?（java.lang.ClassNotFoundException?e）?{
			System.err.println（e.getMessage（））;
		}
	}
	/**
	?*?鎵ц鏌ヨ鎿嶄綔錛歴elect
	?*?*/
	public?ResultSet?executeQuery（String?sql）?{
		try?{
			conn?=?DriverManager
					.getConnection（
							“jdbc:mysql://localhost:3306/bookdb?useUnicode=true&characterEncoding=UTF-8“
							“root“?“123456“）;
			stmt?=?conn.createStatement（）;
			rs?=?stmt.executeQuery（sql）;
		}?catch?（SQLException?ex）?{
			System.err.println（ex.getMessage（））;
		}
		return?rs;
	}
	/**
	?*?鎵ц鏇存柊鎿嶄綔錛歩nsert銆乽pdate銆乨elete
	?*?*/
	public?int?executeUpdate（String?sql）?{
		int?result?=?0;
		try?{
			conn?=?DriverManager
					.getConnection（
							“jdbc:mysql://localhost:3306/bookdb?useUnicode=true&characterEncoding=UTF-8“
							“root“?“123456“）;
			stmt?=?conn.createStatement（ResultSet.TYPE_SCROLL_INSENSITIVE
					ResultSet.CONCUR_READ_ONLY）;
			result?=?stmt.executeUpdate（sql）;
		}?catch?（SQLException?ex）?{
			result?=?0;
		}
		return?result;
	}

	/**
	?*?鍏抽棴鏁版嵁搴撹繛鎺?
	?*?*/
	public?void?close（）?{
		try?{
			if?（rs?!=?null）
				rs.close（）;
		}?catch?（Exception?e）?{
			e.printStackTrace（System.err）;
		}
		try?{
			if?（stmt?!=?null）
				stmt.close（）;
		}?catch?（Exception?e）?{
			e.printStackTrace（System.err）;
		}
		try?{
			if?（conn?!=?null）?{
				conn.close（）;
			}
		}?catch?（Exception?e）?{
			e.printStackTrace（System.err）;
		}
	}
}

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\
?????文件?????????529??2014-06-21?17:57??在線(xiàn)小說(shuō)\.classpath
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\.myeclipse\
?????文件?????????279??2014-11-14?10:59??在線(xiàn)小說(shuō)\.mymetadata
?????文件????????1612??2014-11-12?17:54??在線(xiàn)小說(shuō)\.project
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\.settings\
?????文件?????????522??2014-05-20?11:21??在線(xiàn)小說(shuō)\.settings\.jsdtscope
?????文件?????????423??2014-05-20?11:21??在線(xiàn)小說(shuō)\.settings\com.genuitec.eclipse.migration.prefs
?????文件??????????77??2014-05-20?11:21??在線(xiàn)小說(shuō)\.settings\org.eclipse.core.resources.prefs
?????文件?????????364??2014-05-20?11:21??在線(xiàn)小說(shuō)\.settings\org.eclipse.jdt.core.prefs
?????文件?????????450??2014-06-21?17:57??在線(xiàn)小說(shuō)\.settings\org.eclipse.wst.common.component
?????文件?????????252??2014-06-21?17:58??在線(xiàn)小說(shuō)\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2014-06-21?17:58??在線(xiàn)小說(shuō)\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2014-06-21?17:58??在線(xiàn)小說(shuō)\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件???????11761??2014-05-20?11:21??在線(xiàn)小說(shuō)\blogdb.sql
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\src\
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\src\com\
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\src\com\ch7\
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\src\com\ch7\common\
?????文件????????1796??2014-11-12?17:24??在線(xiàn)小說(shuō)\src\com\ch7\common\Conn.java
?????文件????????2312??2014-05-20?11:21??在線(xiàn)小說(shuō)\src\com\ch7\common\DataConverter.java
?????文件????????3545??2014-05-20?11:21??在線(xiàn)小說(shuō)\src\com\ch7\common\DataValidator.java
?????文件????????1401??2014-05-20?11:21??在線(xiàn)小說(shuō)\src\com\ch7\common\MD5.java
?????文件????????2416??2014-05-20?11:21??在線(xiàn)小說(shuō)\src\com\ch7\common\Utility.java
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\src\com\ch7\dal\
?????文件????????3868??2014-11-14?11:00??在線(xiàn)小說(shuō)\src\com\ch7\dal\Blog.java
?????文件????????2195??2014-05-20?11:21??在線(xiàn)小說(shuō)\src\com\ch7\dal\Class.java
?????文件????????3357??2014-05-20?11:21??在線(xiàn)小說(shuō)\src\com\ch7\dal\Comment.java
?????文件????????3869??2014-05-20?11:21??在線(xiàn)小說(shuō)\src\com\ch7\dal\Users.java
?????目錄???????????0??2014-11-12?17:20??在線(xiàn)小說(shuō)\src\com\ch7\model\
?????文件????????1153??2014-11-14?10:59??在線(xiàn)小說(shuō)\src\com\ch7\model\BlogInfo.java
............此處省略560個(gè)文件信息