manageteacheraction.java

近几年来

package tarena.action;

import java.util.HashMap;
import java.util.Map;

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

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 org.apache.struts.action.ActionMessage;
import org.apache.struts.actions.LookupDispatchAction;
import org.hibernate.Session;

import tarena.form.PersonForm;
import tarena.pojo.Teacher;
import tarena.proxy.Business;
import tarena.util.ContextUtil;

public class ManageTeacherAction extends LookupDispatchAction {

	protected Map getKeyMethodMap() {
		Map map = new HashMap();
		map.put("info.button.update", "update");
		map.put("info.button.delete", "delete");
		return map;
	}

	public ActionForward update(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		PersonForm personForm = (PersonForm) form;
		Teacher teacher = new Teacher();
		teacher.setId(personForm.getId());
		teacher.setName(personForm.getName());
		teacher.setPassword(personForm.getPassword());
		ActionErrors errors = new ActionErrors();
		Session session = (Session)request.getAttribute(ContextUtil.SESSION);
		if (Business.updateTeacher(session, teacher)) {
			errors.add("info.updateteacher", new ActionMessage(
					"info.updateteacher"));
		} else {
			errors.add("error.updateteacher", new ActionMessage(
					"error.updateteacher"));
		}
		saveErrors(request.getSession(), errors);
		return mapping.findForward("return");
	}

	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		PersonForm personForm = (PersonForm) form;
		Teacher teacher = new Teacher();
		teacher.setId(personForm.getId());
		teacher.setName(personForm.getName());
		teacher.setPassword(personForm.getPassword());
		ActionErrors errors = new ActionErrors();
		Session session = (Session)request.getAttribute(ContextUtil.SESSION);
		if (Business.deleteTeacher(session, teacher)) {
			errors.add("info.deleteteacher", new ActionMessage(
					"info.deleteteacher"));
		} else {
			errors.add("error.deleteteacher", new ActionMessage(
					"error.deleteteacher"));
		}
		saveErrors(request.getSession(), errors);
		return mapping.findForward("return");
	}
}