rationaction.java

用jsp写的学生管理系统

package com.easyjf.asp.action;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;

import com.easyjf.asp.business.ActiveUser;
import com.easyjf.asp.business.Ration;
import com.easyjf.util.CommUtil;
import com.easyjf.web.Module;
import com.easyjf.web.WebForm;
import com.easyjf.web.tools.DbPageList;
import com.easyjf.web.tools.IPageList;
public class RationAction extends BaseAction {

	public void doInit(WebForm form, Module module) {
		// TODO Auto-generated method stub
		super.doInit(form, module);
	}
	public IPageList doQuery(WebForm form, int currentPage, int pageSize) {
		ActiveUser u=(ActiveUser)this.getCurrentUser(form);		
		String scope="belongDept=?";
		Collection paras=new ArrayList();
		paras.add(u.getDept());
		String orderType=CommUtil.null2String(form.get("orderType"));
		String orderField=CommUtil.null2String(form.get("orderField"));
		String materialSn=CommUtil.null2String(form.get("queryMaterialSn"));
		String productSn=CommUtil.null2String(form.get("querySn"));
		if(!productSn.equals(""))
		{
			scope+=" and productSn=?";
			paras.add(productSn);
		}
		if(!materialSn.equals(""))
		{
			scope+=" and materialSn=?";
			paras.add(materialSn);
		}
		
		if(orderField.equals(""))
		{
		orderField="inputTime";
		orderType="desc";				
		}	
		if(!orderField.equals(""))
		{
		scope +=" order by "+orderField;
		if(!orderType.equals(""))scope+=" "+orderType;
		}
		
		
		DbPageList pList=new DbPageList(Ration.class,scope,paras);
		pList.doList(currentPage,pageSize);		
		return pList;
	}
	public Object form2Obj(WebForm form) {
		String cid=CommUtil.null2String(form.get("cid"));		
		String method=CommUtil.null2String(form.get("easyJWebCommand"));
		ActiveUser user=(ActiveUser)this.getCurrentUser(form);
		Ration obj=null;
		if(cid.equals(""))
		{
			obj=(Ration)form.toPo(Ration.class);
			obj.setInputTime(new Date());
			obj.setInputUser(this.getCurrentUser(form).getUserName());
			obj.setStatus(new Integer(0));
		}
		else
		{
			obj=Ration.read(cid);
			form.toPo(obj);
		}
		if(obj!=null)obj.setBelongDept(((ActiveUser)user).getDept());
		if("edit".equals(method))
		{
			form.addResult("productTitle",obj.readProductTitle());
			form.addResult("materialTitle",obj.readMaterialTitle());
		}
		return obj;
	}

}