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  • 大小: 3.04MB
    文件類型: .zip
    金幣: 2
    下載: 0 次
    發布日期: 2023-09-15
  • 語言: Java
  • 標簽: jsp??servlet??ajax??easyui??

資源簡介

入門級JSP開發，適合初學者學習，easyui框架方便美觀，適合做管理系統

資源截圖

代碼片段和文件信息 

package?com.java1234.dao;

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

import?com.java1234.model.Grade;
import?com.java1234.model.PageBean;
import?com.java1234.util.StringUtil;

public?class?GradeDao?{

	public?ResultSet?gradeList（Connection?conPageBean?pageBeanGrade?grade）throws?Exception{
		StringBuffer?sb=new?StringBuffer（“select?*?from?t_grade“）;
		if（grade!=null?&&?StringUtil.isNotEmpty（grade.getGradeName（）））{
			sb.append（“?and?gradeName?like?‘%“+grade.getGradeName（）+“%‘“）;
		}
		if（pageBean!=null）{
			sb.append（“?limit?“+pageBean.getStart（）+““+pageBean.getRows（））;
		}
		PreparedStatement?pstmt=con.prepareStatement（sb.toString（）.replaceFirst（“and“?“where“））;
		return?pstmt.executeQuery（）;
	}
	
	public?int?gradeCount（Connection?conGrade?grade）throws?Exception{
		StringBuffer?sb=new?StringBuffer（“select?count（*）?as?total?from?t_grade“）;
		if（StringUtil.isNotEmpty（grade.getGradeName（）））{
			sb.append（“?and?gradeName?like?‘%“+grade.getGradeName（）+“%‘“）;
		}
		PreparedStatement?pstmt=con.prepareStatement（sb.toString（）.replaceFirst（“and“?“where“））;
		ResultSet?rs=pstmt.executeQuery（）;
		if（rs.next（））{
			return?rs.getInt（“total“）;
		}else{
			return?0;
		}
	}
	
	/**
	?*?delete?from?tableName?where?field?in?（135）
	?*?@param?con
	?*?@param?delIds
	?*?@return
	?*?@throws?Exception
	?*/
	public?int?gradeDelete（Connection?conString?delIds）throws?Exception{
		String?sql=“delete?from?t_grade?where?id?in（“+delIds+“）“;
		PreparedStatement?pstmt=con.prepareStatement（sql）;
		return?pstmt.executeUpdate（）;
	}
	
	public?int?gradeAdd（Connection?conGrade?grade）throws?Exception{
		String?sql=“insert?into?t_grade?values（null??）“;
		PreparedStatement?pstmt=con.prepareStatement（sql）;
		pstmt.setString（1?grade.getGradeName（））;
		pstmt.setString（2?grade.getGradeDesc（））;
		return?pstmt.executeUpdate（）;
	}
	
	public?int?gradeModify（Connection?conGrade?grade）throws?Exception{
		String?sql=“update?t_grade?set?gradeName=?gradeDesc=??where?id=?“;
		PreparedStatement?pstmt=con.prepareStatement（sql）;
		pstmt.setString（1?grade.getGradeName（））;
		pstmt.setString（2?grade.getGradeDesc（））;
		pstmt.setInt（3?grade.getId（））;
		return?pstmt.executeUpdate（）;
	}
	
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-05-24?12:34??11\
?????文件??????215322??2013-05-24?12:34??11\Jsp&Servlet入門級項目全程實錄筆記.pdf
?????目錄???????????0??2013-05-24?12:33??11\StudentInfoManage\
?????文件?????????836??2013-05-24?10:08??11\StudentInfoManage\.classpath
?????文件????????1050??2013-05-24?10:08??11\StudentInfoManage\.project
?????目錄???????????0??2013-05-24?12:33??11\StudentInfoManage\.settings\
?????文件?????????503??2013-05-24?10:08??11\StudentInfoManage\.settings\.jsdtscope
?????文件?????????395??2013-05-24?10:08??11\StudentInfoManage\.settings\org.eclipse.jdt.core.prefs
?????文件?????????481??2013-05-24?10:08??11\StudentInfoManage\.settings\org.eclipse.wst.common.component
?????文件?????????345??2013-05-24?10:08??11\StudentInfoManage\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2013-05-24?10:08??11\StudentInfoManage\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2013-05-24?10:08??11\StudentInfoManage\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2013-05-24?12:33??11\StudentInfoManage\WebContent\
?????目錄???????????0??2013-05-24?12:33??11\StudentInfoManage\WebContent\meta-INF\
?????文件??????????39??2013-05-24?10:08??11\StudentInfoManage\WebContent\meta-INF\MANIFEST.MF
?????目錄???????????0??2013-05-24?12:33??11\StudentInfoManage\WebContent\WEB-INF\
?????目錄???????????0??2013-05-24?12:33??11\StudentInfoManage\WebContent\WEB-INF\lib\
?????文件??????188671??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\commons-beanutils-1.7.0.jar
?????文件??????571259??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\commons-collections-3.2.jar
?????文件??????175426??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\commons-collections.jar
?????文件??????279781??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\commons-httpclient-3.0.1.jar
?????文件??????261809??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\commons-lang-2.4.jar
?????文件???????38015??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\commons-logging-1.0.4.jar
?????文件???????77826??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\ezmorph-1.0.3.jar
?????文件??????148490??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\json-lib-2.2.3-jdk15.jar
?????文件??????446464??2013-05-24?10:09??11\StudentInfoManage\WebContent\WEB-INF\lib\mysql-connector-java-3.1.12-bin.jar
?????文件????????3083??2013-05-24?10:36??11\StudentInfoManage\WebContent\WEB-INF\web.xml
?????文件????????4784??2013-05-24?11:39??11\StudentInfoManage\WebContent\gradeInfoManage.jsp
?????目錄???????????0??2013-05-24?12:33??11\StudentInfoManage\WebContent\images\
?????文件??????187004??2013-05-24?10:09??11\StudentInfoManage\WebContent\images\login.jpg
?????文件???????15105??2013-05-24?10:09??11\StudentInfoManage\WebContent\images\main.jpg
............此處省略622個文件信息

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