assettypeaction.java

固定资产管理系统 资产的增删改查 借出 管理 自动报废 统计功能等等

package com.qrsx.asset.action;

import java.util.ArrayList;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.beanutils.BeanUtils;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.qrsx.asset.dao.AssetTypeDAO;
import com.qrsx.asset.form.AssetTypeForm;
import com.qrsx.asset.model.AssetType;
import com.qrsx.asset.model.Page;

/**
 * 
 * @author 马利永
 *
 */
public class AssetTypeAction extends BaseAction{

	/**
	 * 保存资产类型：更新，创建
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward save (ActionMapping mapping,
			ActionForm form,
			HttpServletRequest request,
			HttpServletResponse response)throws Exception{
		//验证数据有效性(手动)
		ActionErrors errors =form.validate(mapping, request);
		if(!errors.isEmpty()){
			saveErrors(request,errors);
			return mapping.findForward("edit");
			
		}
		AssetTypeForm typeForm=(AssetTypeForm)form;
		AssetType assetType=new AssetType();
		//从form中获取值，组装assetType实体对象
		BeanUtils.copyProperties(assetType, form);
		
		AssetTypeDAO dao=new AssetTypeDAO();
		if(typeForm.getId()==null||typeForm.getId().trim().length()==0){
			dao.create(assetType);
			saveMessage(request,"assetTypeForm.added",assetType.getName());
		}else{
			dao.update(assetType);
			saveMessage(request,"assetTypeForm.updated",assetType.getName());
		}
		return mapping.findForward("success");
	}
	/**
	 * 编辑资产类型：进入新建。更新页面
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ActionForward edit(ActionMapping mapping,
			ActionForm form,
			HttpServletRequest request,
			HttpServletResponse response)throws Exception{
	
	 	String id = request.getParameter("id");
	 	if(id!=null&&id.trim().length()>0){   //现判断是否为空，否则id.trim()报错
	 		AssetTypeDAO dao=new AssetTypeDAO();
	 		AssetType assetType=dao.findById(Integer.valueOf(id));
	 		//将assetType的值赋给form
	 		if(assetType!=null){
	 		BeanUtils.copyProperties(form, assetType);
	 		}
	 	}
	 	return mapping.findForward("edit");
	}
	/**
	 * 删除资产类型
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ActionForward delete(ActionMapping mapping,
			ActionForm form,
			HttpServletRequest request,
			HttpServletResponse response)throws Exception{
		String id=request.getParameter("id");
		if(id!=null&&id.trim().length()>0){
	 		AssetTypeDAO dao=new AssetTypeDAO();
	 		dao.delete(Integer.valueOf(id));
	 		//设置提示信息
	 		saveMessage(request,"assetTypeForm.deleted");
		}
		return mapping.findForward("success");
	}
	/**
	 * 检索所有的资产类型
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ActionForward findAll(ActionMapping mapping,
			ActionForm form,
			HttpServletRequest request,
			HttpServletResponse response)throws Exception{
		AssetTypeDAO dao=new AssetTypeDAO();
		
		String s=request.getParameter("currentpage");
		Integer currentpage =1;
		if(s!=null){
		//取得当前页数
	       currentpage=Integer.valueOf(s);
		}
		//返回为一个Object型数组
		Object[] lp = dao.findAll(currentpage);			
		//list与page设为request属性
		request.setAttribute("assetTypes", lp[0]);
		request.setAttribute("page", lp[1]);
		return  mapping.findForward("list");
	}
	
	 /**
	  * 动态检索所有的资产类型
	  * @param mapping
	  * @param form
	  * @param request
	  * @param response
	  * @return ActionForward 对象
	  * @throws Exception
	  */
	public ActionForward list(ActionMapping mapping,
			ActionForm form,
			HttpServletRequest request,
			HttpServletResponse response)throws Exception{
		//实例化dao 与assetType实例
		AssetTypeDAO dao=new AssetTypeDAO();
		AssetType assetType=new AssetType();
		//从form获取数据
		BeanUtils.copyProperties(assetType,form);
		//获取显式传递过来的name值，若不空则转码，并设为assetType的值
		String name=request.getParameter("na");
		if(name!=null){
		 name=new String (name.getBytes("ISO-8859-1"),"gb2312" );
		 assetType.setName(name);
	    }
		//取得当前页数
		String s=request.getParameter("currentpage");
		Integer currentpage =1;
		if(s!=null){	
	     currentpage=Integer.valueOf(s);
		}
		//返回为一个Object型数组
		Object[] lp = dao.list(assetType,currentpage);	
		//保存list与page到request范围中
		request.setAttribute("assetTypes", lp[0]);
		request.setAttribute("page", lp[1]);
		//将assetType设为request的属性，方便点击下一页使用
		request.setAttribute("assetTypeForm",assetType);
		
		return  mapping.findForward("list");
	}
}