java ee基础入门

java ee基础入门实例

package cn.itcast.chapter10.example;
import java.sql.Connection;                                                                                                                                             
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.apache.commons.dbutils.ResultSetHandler;
 public class baseDao {
 	// 优化查询
 	public static object query（String sql ResultSetHandler rsh 
              object... params） throws SQLException {
 		    Connection conn = null;
 		    PreparedStatement pstmt = null;
 		    ResultSet rs = null;
 		    try {
 				// 获得连接
 				conn = JDBCUtils.getConnection（）;
 				// 预编译sql
 				pstmt = conn.prepareStatement（sql）;
 				// 将参数设置进去
 				for （int i = 0; params != null && i 

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        529  2018-01-28 15:32  JSP实例\FirstJSP\.classpath

     文件        297  2018-01-28 15:32  JSP实例\FirstJSP\.mymetadata

     文件       1751  2018-01-28 15:32  JSP实例\FirstJSP\.project

     文件        500  2018-01-28 15:32  JSP实例\FirstJSP\.settings\.jsdtscope

     文件        395  2018-01-28 15:32  JSP实例\FirstJSP\.settings\org.eclipse.jdt.core.prefs

     文件        462  2018-01-28 15:32  JSP实例\FirstJSP\.settings\org.eclipse.wst.common.component

     文件        252  2018-01-28 15:32  JSP实例\FirstJSP\.settings\org.eclipse.wst.common.project.facet.core.xml

     文件         49  2018-01-28 15:32  JSP实例\FirstJSP\.settings\org.eclipse.wst.jsdt.ui.superType.container

     文件          6  2018-01-28 15:32  JSP实例\FirstJSP\.settings\org.eclipse.wst.jsdt.ui.superType.name

     文件        374  2017-10-25 10:43  JSP实例\FirstJSP\WebRoot\abc.jsp

     文件        557  2017-09-12 16:44  JSP实例\FirstJSP\WebRoot\cookie.jsp

     文件        902  2016-11-18 15:33  JSP实例\FirstJSP\WebRoot\first.jsp

     文件        834  2017-09-12 16:31  JSP实例\FirstJSP\WebRoot\index.jsp

     文件         39  2016-11-18 15:01  JSP实例\FirstJSP\WebRoot\meta-INF\MANIFEST.MF

     文件        811  2017-09-12 16:32  JSP实例\FirstJSP\WebRoot\param.jsp

     文件        381  2016-11-18 15:10  JSP实例\FirstJSP\WebRoot\WEB-INF\web.xml

     文件        529  2018-01-28 15:32  JSP实例\FirstServlet\.classpath

     文件        309  2018-01-28 15:32  JSP实例\FirstServlet\.mymetadata

     文件       1755  2018-01-28 15:32  JSP实例\FirstServlet\.project

     文件        500  2018-01-28 15:32  JSP实例\FirstServlet\.settings\.jsdtscope

     文件        395  2018-01-28 15:32  JSP实例\FirstServlet\.settings\org.eclipse.jdt.core.prefs

     文件        474  2018-01-28 15:32  JSP实例\FirstServlet\.settings\org.eclipse.wst.common.component

     文件        252  2018-01-28 15:32  JSP实例\FirstServlet\.settings\org.eclipse.wst.common.project.facet.core.xml

     文件         49  2018-01-28 15:32  JSP实例\FirstServlet\.settings\org.eclipse.wst.jsdt.ui.superType.container

     文件          6  2018-01-28 15:32  JSP实例\FirstServlet\.settings\org.eclipse.wst.jsdt.ui.superType.name

     文件       3007  2017-09-15 11:27  JSP实例\FirstServlet\src\HelloServlet.java

     文件       2690  2016-11-30 10:22  JSP实例\FirstServlet\src\Server01.java

     文件        834  2016-10-31 09:02  JSP实例\FirstServlet\WebRoot\index.jsp

     文件         39  2016-10-31 09:02  JSP实例\FirstServlet\WebRoot\meta-INF\MANIFEST.MF

     文件       2365  2018-01-28 15:32  JSP实例\FirstServlet\WebRoot\WEB-INF\classes\HelloServlet.class

............此处省略599个文件信息