src/com/action/LectureAction.java

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package com.action;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;

import com.business.LectureBusiness;
import com.business.StudentBusiness;
import com.entity.LectureEntity;
import com.entity.StudentEntity;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

public class LectureAction extends ActionSupport {
	private static final long serialVersionUID = 1L;
	private LectureEntity lecture;
	private List<LectureEntity> list;
	private LectureBusiness lectureBusiness;
	private StudentBusiness studentBusiness;
	private int pageNumber;
	private int maxPage;
	private String html;
	private String number;
	private String id;
	private String name;
	private String cond;
	private Map<String, Object> map = new HashMap<String, Object>();

	public String createLecture() {
		List<StudentEntity> studentList = this.studentBusiness.show();
		this.map.put("studentList", studentList);
		return SUCCESS;
	}

	public String addLecture() {
		this.lecture.setLectureid(UUID.randomUUID().toString());
		this.lectureBusiness.save(this.lecture);
		return SUCCESS;
	}

	public String deleteLecture() {
		try {
			this.lectureBusiness.delete(lecture);
		} catch (Exception e) {
			this.map.put("msg", "存在关联项 不能删除");
		}
		return SUCCESS;
	}

	public String updateLecture() {
		this.lectureBusiness.update(lecture);
		return SUCCESS;
	}

	public String getAllLecture() {
		this.list = new ArrayList<LectureEntity>();
		List<LectureEntity> tempList = new ArrayList<LectureEntity>();
		tempList = this.lectureBusiness.show();