30f17aaeae14001c14248ef356693e05

使用JSP+Servlet+Hibernate+Struts实现的一个学生软件发布平台

package edu.neu.sspp.hibernate;

import java.util.Date;
import java.util.Iterator;
import java.util.List;
import java.util.Set;

import org.hibernate.Transaction;

public class Test {
	public TAdminDAO adminDAO = new TAdminDAO();
	public TTeacherDAO teacherDAO = new TTeacherDAO();	
	public TCommentDAO commentDAO = new TCommentDAO();
	public TProjectDAO projectDAO = new TProjectDAO();
	public TUserDAO userDAO = new TUserDAO();
	
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Test t = new Test();
		t.testFind();
		t.testDelete();
		t.testOneToMany();
//		t.testCascade();

	}
	
	public void insertAdmin() {
		Transaction transaction = 
			HibernateSessionFactory.getSession().beginTransaction();
		
		TAdmin admin = new TAdmin();
		admin.setAdminName("wangzhong");
		admin.setPassword("00000");
		adminDAO.save(admin);
		
		transaction.commit();
	}
	
	public void insertTeacher() {
		Transaction transaction = 
			HibernateSessionFactory.getSession().beginTransaction();
		
		TTeacher teacher = new TTeacher();
		teacher.setName("shenzhenzhong");
		teacher.setPassword("11111");
		teacher.setEmail("[e-mail]");
		teacher.setRealName("szz");
		teacherDAO.save(teacher);
		
		transaction.commit();
		
	}
	
	public void insertUser() {
		Transaction transaction = 
			HibernateSessionFactory.getSession().beginTransaction();
		
		TUser user = new TUser();
		user.setName("mashanhu");
		user.setPassword("22222");
		user.setNick("hu");
		user.setEmail("[e-mail]");
		
		transaction.commit();
		
	}
	
	public void testFind() {
		List teachers = teacherDAO.findByName("mashanhu");
		TTeacher teacher = (TTeacher)teachers.get(0);
		System.out.println(teacher.getRealName());
	}
	
	public void testDelete() {
		Transaction transaction = 
			HibernateSessionFactory.getSession().beginTransaction();

		List tonny = teacherDAO.findByName("tonny");
		for(int i = 0; i < tonny.size(); i++) {
			teacherDAO.delete((TTeacher)tonny.get(i));
		}
		
		transaction.commit();
	}
	
	public void testOneToMany() {
		Transaction transaction = 
			HibernateSessionFactory.getSession().beginTransaction();
		
		TUser user = new TUser();
		user.setClass_("class 1");
		user.setCount(0);
		user.setEmail("@");
		user.setIsOpen(new Byte((byte)0));
		user.setName("laolang");
		user.setNick("wangyang");
		user.setPassword("123455");
		user.setSex("m");
		user.setTel("2423424");
		user.setUserName("user");
		userDAO.save(user);
		
		TProject project = new TProject();
		project.setName("project");
		project.setIntro("i'm a project!");
		project.setUrl("null");
		project.setSrcUrl("null");
		project.setLimits(new Integer(0));
		project.setTUser(user);
		projectDAO.save(project);
		
		TComment comment1 = new TComment();
		comment1.setContent("comment1!");
		comment1.setDate(new Date());
		comment1.setIsUser(new Byte((byte)0));
		comment1.setNick("unknow");
		comment1.setTProject(project);
		commentDAO.save(comment1);
		
		TComment comment2 = new TComment();
		comment2.setContent("comment2!");
		comment2.setDate(new Date());
		comment2.setIsUser(new Byte((byte)1));
		comment2.setNick("sskk");
		comment2.setTProject(project);
		commentDAO.save(comment2);
		transaction.commit();
		
		project = (TProject)projectDAO.findByName("project").get(0);
		
		Set<TComment> comments = project.getTComments();
		Iterator<TComment> commIterator = comments.iterator();
		while(commIterator.hasNext()) {
			System.out.println(commIterator.next().getNick());
		}

	}
	
	public void testCascade() {
		Transaction transaction = 
			HibernateSessionFactory.getSession().beginTransaction();
		
		TProject project = 
			(TProject)projectDAO.findByName("project").get(0);
		
		projectDAO.delete(project);
		
		transaction.commit();
	}
}