majoraction.java

本源码为教学管理信息系统

package com.xm.xjgl.majormanage.action;

import java.util.List;

import net.sf.hibernate.HibernateException;

import com.hibernate.action.AbstractAction;
import com.opensymphony.xwork.ModelDriven;
import com.opensymphony.xwork.util.XWorkList;
import com.wygl.xtgl.service.DeptService;
import com.xm.xjgl.majormanage.condition.MajorCondition;
import com.xm.xjgl.majormanage.domain.MajorEntity;
import com.xm.xjgl.majormanage.service.MajorService;


public class MajorAction extends AbstractAction implements ModelDriven {

	private static final long serialVersionUID = 8404482539473906797L;
	private MajorService majorService ;
	private DeptService deptService ;  //用于提取部门列表，放如下拉菜单
	private MajorCondition condition ;
	private List majorList ;
	private List deptList ;             //存放部门信息
	private List selectedMajors = new XWorkList(String.class);
	private String majorId ;
	private MajorEntity majorEntity ;

	/**初始化服务*/
	public void initService() {
		if(majorService == null){
			majorService = (MajorService) this.getServiceBean("majorService");	
		}
		if(deptService == null){
			deptService = (DeptService) this.getServiceBean("deptService");	
		}
	}
	
	public Object getModel() {
		try{
		    condition = (MajorCondition) get("condition");
		}catch (Exception e){
		    condition = new MajorCondition();
		}
		if(condition == null){
			condition = new MajorCondition();
		}
		return condition;
	}
	
	/**查询列表信息*/
	public String query() throws Exception {
		try{
			initService();
			majorService.setCondition(condition);//传入condition条件
			majorService.creatHquery();//构建hql
			condition = (MajorCondition) majorService.getCondition();//获得设置完的condition
			majorList = majorService.queryList();//查询结果集
			deptList = deptService.queryList();  //查询部门
			set("condition",condition);
			return "query";
		}catch (HibernateException e) {
			e.printStackTrace();
			return ERROR;
		}
	}
	
	/**删除专业信息*/
	public String delete()
	{
		initService();
		String rtn =majorService.delete(selectedMajors);
		if(rtn.equals("false")){
			this.addActionError("没有可以删除的信息！");
			return ERROR;
		}else if (rtn.equals("error")){
			this.addActionError("删除失败！");
			return ERROR;
		}
		return "delete";
	}
	
	/**根据ID查询专业信息*/
	public String queryById()
	{
		initService();
		try {
			majorEntity = (MajorEntity) majorService.queryById(majorId);
			deptList = deptService.queryList();  //查询部门
		} catch (Exception e) {
			e.printStackTrace();
		}
		return "queryById" ;
	}
	
	/**保存修改后的专业信息*/
	public String save()
	{
		initService();
		try {
			if(majorEntity.getMAJOR_ID()==null||majorEntity.getMAJOR_ID().equals(""))
			{
				majorService.add(majorEntity);
			}
			else
			{
				majorService.saveObject(majorEntity);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		return "update";
	}
	
	/**转到添加页*/
	public String toAddPage()
	{
		initService();
		try {
			deptList = deptService.queryList();  //查询部门
		} catch (Exception e) {
			e.printStackTrace();
		}  
		return "toAddPage";
	}
	
	public MajorService getMajorService() {
		return majorService;
	}
	public void setMajorService(MajorService majorService) {
		this.majorService = majorService;
	}
	public MajorCondition getCondition() {
		return condition;
	}
	public void setCondition(MajorCondition condition) {
		this.condition = condition;
	}
	public List getMajorList() {
		return majorList;
	}
	public void setMajorList(List majorList) {
		this.majorList = majorList;
	}

	public List getSelectedMajors() {
		return selectedMajors;
	}

	public void setSelectedMajors(List selectedMajors) {
		this.selectedMajors = selectedMajors;
	}
	public String getMajorId() {
		return majorId;
	}
	public void setMajorId(String majorId) {
		this.majorId = majorId;
	}

	public MajorEntity getMajorEntity() {
		return majorEntity;
	}

	public void setMajorEntity(MajorEntity majorEntity) {
		this.majorEntity = majorEntity;
	}

	public DeptService getDeptService() {
		return deptService;
	}

	public void setDeptService(DeptService deptService) {
		this.deptService = deptService;
	}

	public List getDeptList() {
		return deptList;
	}

	public void setDeptList(List deptList) {
		this.deptList = deptList;
	}
}