Mybatis基础-01-第一个Mybatis

pom.xml

 
  4.0.0
  com.monkey1024
  01mybatis
  0.0.1-SNAPSHOT
  war
  
	  	
		    org.mybatis
		    mybatis
		    3.4.6
		
		
		    mysql
		    mysql-connector-java
		    5.1.46
		
		
		    log4j
		    log4j
		    1.2.17
		
		
		  commons-io
		  commons-io
		  2.6
		
		
		  commons-fileupload
		  commons-fileupload
		  1.3.3
		
		
		   org.hibernate
		   hibernate-validator
		   6.0.9.Final
		
        
            junit
            junit
            3.8.1
            test
        
        
            javax.servlet
            javax.servlet-api
            3.1.0
        
        
            org.springframework
            spring-webmvc
            5.0.4.RELEASE
        

    
    
    	
        01mybatis
        
        	
        		src/main/java
        		
        			**/*.xml
        		
        	
        
        
            
            
                org.apache.maven.plugins
                maven-compiler-plugin
                
                    
                    1.8
                    1.8
                    UTF-8
                
            
        
    

src/main/resources  log4j.properties

#log4j.rootLogger=debug,console
log4j.logger.monkey1024=debug,concole
#\u63A7\u5236\u53F0\u9644\u52A0\u5668
log4j.appender.console = org.apache.log4j.ConsoleAppender
log4j.appender.console.Target = System.out
log4j.appender.console.layout = org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern = [%-5p][%d{yyyy-MM--dd HH:mm:ss}]%m%n

src/main/java mybatis.xml

StudentMapper.xml

	
	
		INSERT INTO t_student(name,age,score) VALUES (#{name},#{age},#{score})
	
	

Student.java

package com.monkey1024.bean;

public class Student {
	private int id;
	private String name;
	private int age;
	private double score;
	public Student(String name, int age, double score) {
		this.name = name;
		this.age = age;
		this.score = score;
	}
	
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
	public double getScore() {
		return score;
	}
	public void setScore(double score) {
		this.score = score;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getId(){
		return id;
	}
	public void setId(int id){
		this.id = id;
	}
	public String getName(){
		return name;
	}
}

StudentDao.java

package com.monkey1024.dao;

import com.monkey1024.bean.Student;

public interface StudentDao {
	void  insertStudent(Student student);
}

StuentDaoImpl.java

package com.monkey1024.dao.impl;

import java.io.IOException;
import java.io.InputStream;

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 com.monkey1024.bean.Student;
import com.monkey1024.dao.StudentDao;

public class StudentDaoImpl implements StudentDao {
	private SqlSession sqlSession;

	@Override
	public void insertStudent(Student student) {
		try {
			// 读取主配置文件
			InputStream input = Resources.getResourceAsStream("mybatis.xml");
			// 创建SqlSessionFactory对象
			SqlSessionFactory sessionFactory = new SqlSessionFactoryBuilder().build(input);
			// 创建SqlSession对象
			sqlSession = sessionFactory.openSession();
			// 新增数据操作
			sqlSession.insert("insertStudent", student);
			// 提交SqlSession
			sqlSession.commit();

		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			if (sqlSession != null) {
				sqlSession.close();
			}
		}
	}
}

StudentTest01.java

package com.monkey1024.test;

import org.junit.Test;

import com.monkey1024.bean.Student;
import com.monkey1024.dao.StudentDao;
import com.monkey1024.dao.impl.StudentDaoImpl;

public class StudentTest01 {
	@Test
	public void insertStudent(){
		StudentDao studentDao = new StudentDaoImpl();
		Student student = new Student("jak",52,98.5);
		studentDao.insertStudent(student);
	}
}