deptmentdispatchaction.java

来自「struts做得固定资产管理系统 带毕业论文完整版」· Java 代码 · 共 150 行

package com.qrsx.appcam.action;

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.appcam.dao.DeptmentDAO;
import com.qrsx.appcam.form.DeptmentForm;
import com.qrsx.appcam.model.Deptment;

public class DeptmentDispatchAction extends BaseDispatchAction {
	/**
	 * 保存部门信息：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 {
		BaseDispatchAction.isLogon(request, response);//验证用户是否已经登陆
		// 验证数据有效性
		ActionErrors errors = form.validate(mapping, request);
		if (!errors.isEmpty()) {
			saveErrors(request, errors);
			return mapping.findForward("edit");
		}
		// 获取表单数据，并把表单中的数据映射到对象中
		DeptmentForm deptmentForm = (DeptmentForm) form;
		Deptment deptment = new Deptment();
		BeanUtils.copyProperties(deptment, form);

		DeptmentDAO dao = new DeptmentDAO();
		// 判断deptmentForm的Id是否为空，若为空则执行创建操作，否则执行更新操作
		if (deptmentForm.getId() == null
				|| deptmentForm.getId().trim().length() == 0) {
			dao.create(deptment);
			saveMessage(request, "deptmentForm.added", deptmentForm.getName());
		} else {
			dao.update(deptment);
			saveMessage(request, "deptmentForm.updated", deptmentForm.getName());
		}

		return mapping.findForward("success");
	}

	/**
	 * 编辑部门信息：进入新建页面、进入更新页面
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward edit(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		BaseDispatchAction.isLogon(request, response);//验证用户是否已经登陆
		String id = request.getParameter("id");

		if (id != null && id.trim().length() > 0) {
			DeptmentDAO dao = new DeptmentDAO();
			// 获取要编辑的数据对象信息
			Deptment deptment = dao.findById(Integer.valueOf(id));
			if (deptment != null) {
				// 把该对象的数据映射到表单中
				BeanUtils.copyProperties(form, deptment);
			}
		}
		return mapping.findForward("edit");
	}

	/**
	 * 删除部门信息
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		BaseDispatchAction.isLogon(request, response);//验证用户是否已经登陆
		String id = request.getParameter("id");
		if (id != null && id.trim().length() > 0) {
			DeptmentDAO dao = new DeptmentDAO();
			dao.delete(Integer.valueOf(id));// 执行删除操作
			saveMessage(request, "deptmentForm.deleted");
		}
		return mapping.findForward("success");
	}

	/**
	 * 动态检索部门信息
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ActionForward list(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		BaseDispatchAction.isLogon(request, response);//验证用户是否已经登陆
		// 把检索条件映射到对象中
		Deptment deptment = new Deptment();
		BeanUtils.copyProperties(deptment, form);
		// 执行检索操作，并把检索的结果返回list页面
		DeptmentDAO dao = new DeptmentDAO();
		List<Deptment> list = dao.list(deptment);
		request.setAttribute("deptments", list);
		return mapping.findForward("list");
	}

	/**
	 * 检索所有的部门信息
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ActionForward findAll(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		BaseDispatchAction.isLogon(request, response);//验证用户是否已经登陆
		DeptmentDAO dao = new DeptmentDAO();
		List<Deptment> list = dao.findAll();

		request.setAttribute("deptments", list);
		return mapping.findForward("list");
	}
}