package?com.wtu.controller;

import?java.io.IOException;
import?java.lang.reflect.Method;

import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;

public?class?baseServlet?extends?HttpServlet{
	
	@Override
	public?void?service（HttpServletRequest?req?HttpServletResponse?resp）
			throws?ServletException?IOException?{
		resp.setContentType（“text/html;charset=UTF-8“）;//處理響應編碼
		req.setCharacterEncoding（“UTF-8“）;
		/*
		?*?通過反射來實現，
		?*?1獲取方法名
		?*?2.獲取當前類Class對象??this.getClass（）;
		?*?3.獲取與該方法名對應的Method對象???getMethod（String?name?Class...?parameterTypes）?
			String?name:方法名
			Class...?parameterTypes：方法的參數類型???HttpServletRequest.class??HttpServletResponse.class
		?*?4.通過Method對象來調用invoke（thisreqresp）????就相當于調用了???methodName（）
		?*???假設獲取的methodName??為??addCustomer
		?*/
		//獲取請求方法?在請求參數中??附帶一個額外的參數???：該參數是一個方法名
		String?methodName?=?req.getParameter（“method“）;
		//獲取當前類的Class對象
		Class?cl?=?this.getClass（）;
		//獲取與methodName?對應的Method對象、
		Method?method?=?null;
		try?{
			method?=?cl.getMethod（methodName?HttpServletRequest.classHttpServletResponse.class）;
		}?catch?（Exception?e）?{
			throw?new?RuntimeException（“不能獲取“+methodName+“的Method對象“）;
		}?
		
		String?path?=?null;
		try?{
			//通過method對象來調用invoke（）?方法?該方法的返回值就是執(zhí)行methodName（）返回值
			//this.methodName（reqresp）;
			path?=?（String）method.invoke（this?reqresp）;//采用反射調用
			
		}?catch?（Exception?e）?{
			e.printStackTrace（）;
		}?
		
		if?（path?==?null）?{
			System.out.println（“什么也不做！！！“）;
			return?;
		}
		/*
		?*?在此處轉發(fā)或者重定向
		?*/
		String[]?arr?=?path.split（“:“）;
		/*
		?*?判斷arr[0]如果是redirect?那么久重定向，如果是forward??那么久轉發(fā)??如果是null?那就什么都不做
		?*?如果是其他那么久拋個異常，提示不能進行此操作
		?*/
		if（“redirect“.equals（arr[0]））{
			resp.sendRedirect（req.getContextPath（）+arr[1]）;
		}else?if（“forward“.equals（arr[0]））{
			req.getRequestDispatcher（arr[1]）.forward（req?resp）;
		}else?{
			throw?new?RuntimeException（“操作有誤，只能轉發(fā)或者重定向，或者什么也不做“）;
		}
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1278??2018-01-14?14:14??customer\.classpath

?????文件????????297??2013-12-24?13:08??customer\.mymetadata

?????文件???????1751??2013-12-24?13:35??customer\.project

?????文件????????500??2013-12-24?13:08??customer\.settings\.jsdtscope

?????文件????????247??2018-01-13?15:27??customer\.settings\com.genuitec.eclipse.migration.prefs

?????文件????????395??2013-12-24?13:08??customer\.settings\org.eclipse.jdt.core.prefs

?????文件????????550??2018-01-14?10:50??customer\.settings\org.eclipse.wst.common.component

?????文件????????359??2018-01-13?15:27??customer\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2013-12-24?13:08??customer\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2013-12-24?13:08??customer\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件????????556??2018-01-14?11:53??customer\src\c3p0-config.xml

?????文件???????2585??2018-01-14?15:13??customer\src\com\wtu\controller\baseServlet.java

?????文件???????2549??2018-01-14?16:08??customer\src\com\wtu\controller\CustomerServlet.java

?????文件???????3491??2018-01-14?16:03??customer\src\com\wtu\dao\CustomerDao.java

?????文件???????1743??2018-01-14?14:43??customer\src\com\wtu\entity\Customer.java

?????文件????????920??2018-01-14?15:48??customer\src\com\wtu\entity\PageBean.java

?????文件????????668??2018-01-14?15:59??customer\src\com\wtu\service\CustomerService.java

?????文件????????471??2018-01-14?10:25??customer\src\com\wtu\utils\DateUtil.java

?????文件???????1219??2018-01-14?10:55??customer\src\com\wtu\utils\JDBCUtils.java

?????文件?????????25??2018-01-13?15:27??customer\src\meta-INF\MANIFEST.MF

?????文件???????3543??2018-01-14?11:16??customer\WebRoot\add.jsp

?????文件???????3460??2013-12-24?14:46??customer\WebRoot\edit.jsp

?????文件????????781??2013-12-24?14:45??customer\WebRoot\frame.jsp

?????文件????????105??2013-12-24?13:38??customer\WebRoot\index.jsp

?????文件????????919??2013-12-24?13:49??customer\WebRoot\jquery\calendar-green.gif

?????文件????????269??2013-12-24?13:49??customer\WebRoot\jquery\calendar.gif

?????文件?????????94??2013-12-24?13:49??customer\WebRoot\jquery\calendar.js

?????文件?????216840??2013-12-24?13:49??customer\WebRoot\jquery\jquery-1.5.1.js

?????文件???????1427??2013-12-24?13:49??customer\WebRoot\jquery\jquery.datepick-zh-CN.js

?????文件???????4008??2013-12-24?13:49??customer\WebRoot\jquery\jquery.datepick.css

............此處省略54個文件信息