package com.njupt.test;      import java.io.InputStream;  import java.util.HashMap;  import java.util.List;  import java.util.Map;              import org.apache.ibatis.io.Resources;  import org.apache.ibatis.session.SqlSession;  import org.apache.ibatis.session.SqlSessionFactory;  import org.apache.ibatis.session.SqlSessionFactoryBuilder;  import org.junit.Test;      import com.njupt.pojo.User;      public class Test1 {      //查询的结果一实体的形式返回  @Test  public void test1() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);  SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    User u = session.selectOne("com.njupt.pojo.User.selectUserById","0001");    System.out.println(u.getUsername());  }    @Test  public void test6() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);  SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    session.delete("com.njupt.pojo.User.deleteUserById","0004");    session.commit();  }      @Test  public void test2() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);    SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    List<User> users = session.selectList("com.njupt.pojo.User.selectAllUsers");    for( User u : users ){  System.out.println(u.getUsername());  }  }    @Test  public void test3() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);  SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    User u = new User();  u.setId("003");  u.setUsername("liushishi2");  u.setAddress("beijing1");    int i = session.insert("com.njupt.pojo.User.insertUser",u);       //一定要有,否则事务还没有提交  session.commit();    //打印数据库中受影响的行数  System.out.println(i);  }      //查询结果以map的形式返回  @Test  public void test4() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);    SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    Map m  = session.selectOne("com.njupt.pojo.User.selectUserByIdForMap","003");    System.out.println(m);    }      @Test  public void test5() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);  SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);  SqlSession session = sf.openSession();    Map map = new HashMap();    map.put("id", "0004");  map.put("username1", "liuyifei1");  map.put("address", "shanghai1");    session.insert("com.njupt.pojo.User.insertUserForMap",map);    session.commit();    }    @Test  public void test7() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);  SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    User u = new User();    u.setId("003");  u.setUsername("hjd");  u.setAddress("maoming");    session.update("com.njupt.pojo.User.updateUserById",u);  session.commit();  }      @Test  public void test8() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);  SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    Map m = new HashMap();    m.put("id", "003");  m.put("username2", "hjd2");  m.put("address", "guangdong");    session.update("com.njupt.pojo.User.updateUserByIdForMap",m);  session.commit();      }    @Test  public void test9() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);    SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    User u = new User();    u.setId("0001");  u.setAddress("guangdong");  List<User> users = session.selectList("com.njupt.pojo.User.selectUserByCondition",u);    for( User user : users){  System.out.println(user.getUsername());  }  }    @Test  public void test10() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);    SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    User u = new User();    u.setId("0001");  // u.setAddress("guangdong");  List<User> users = session.selectList("com.njupt.pojo.User.selectUserByCondition1",u);    for( User user : users){  System.out.println(user.getUsername());  }  }      @Test  public void test11() throws Exception{  String resource = "sqlMapConfig.xml";  InputStream inputStream = Resources.getResourceAsStream(resource);    SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(inputStream);    SqlSession session = sf.openSession();    User u = new User();    u.setUsername("hjd2");      List<User> users = session.selectList("com.njupt.pojo.User.selectUserByCondition1",u);    for( User user : users){  System.out.println(user.getUsername());  }  }  }