productclassquery.jsp

(Java+SQL)-大型企业JAVA的ERP系统

<jsp:useBean id="queryProductClass" class="src.wuyang.ProductClass" scope="session"/>
<jsp:useBean id="global" class="src.com.MyGlobal" scope="session"/>

<% if (global.isLogined == false) {
%>
<jsp:forward page="../pub/DBErr.jsp" > 
	<jsp:param name="rtcode" value="-4" />
</jsp:forward>
<%	}
%>

<%! int recordNum; %>
<%
	String classId = request.getParameter("classId");
	if (classId.equals("")==false)
		queryProductClass.whereClause = "classId = '" + classId + "'";
	else
		queryProductClass.whereClause = "";
	
	recordNum = queryProductClass.query(queryProductClass.whereClause, ""); 
	
	queryProductClass.setRecordNum(recordNum);		//设置总记录数

	if(recordNum == -1){

%>

<jsp:forward page="../pub/Err.jsp?ErrNo=3" />

<%
	}else if(recordNum == 0){
%>

<jsp:forward page="../pub/Err.jsp?ErrNo=4" />

<%
	
	}else{
		queryProductClass.setTotalPage();        //设置总页数            
%>
	<jsp:forward page="ProductClassList.jsp" > 
		<jsp:param name="browseMode" value="first" />
		<jsp:param name="position" value="0" />
		<jsp:param name="curPage" value="1" />
	</jsp:forward>

<%
	} 
%>