Java SqlSessionFactoryBuilder类代码示例

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
public static void main(String[] args) throws IOException {
    //mybatis的配置文件
    String resource = "mybatis-conf.xml";
    //使用类加载器加载mybatis的配置文件（它也加载关联的映射文件）
    InputStream is = Desensitization.class.getClassLoader().getResourceAsStream(resource);
    //构建sqlSession的工厂
    SqlSessionFactory sessionFactory = new SqlSessionFactoryBuilder().build(is);
    //使用MyBatis提供的Resources类加载mybatis的配置文件（它也加载关联的映射文件）
    //Reader reader = Resources.getResourceAsReader(resource);
    //构建sqlSession的工厂
    //SqlSessionFactory sessionFactory = new SqlSessionFactoryBuilder().build(reader);
    //创建能执行映射文件中sql的sqlSession
    SqlSession session = sessionFactory.openSession();
    /**
     * 映射sql的标识字符串，
     * me.gacl.mapping.userMapper是userMapper.xml文件中mapper标签的namespace属性的值，
     * getUser是select标签的id属性值，通过select标签的id属性值就可以找到要执行的SQL
     */
    String statement = "com.creditease.dbus.ws.mapper.DesensitizationMapper.getDesensitizationInformation";//映射sql的标识字符串
    //执行查询返回一个唯一user对象的sql
    List<DesensitizationInformation> informations = session.selectList(statement,26);
    for (DesensitizationInformation information: informations
         ) {
        System.out.println(information);
    }
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
BaseDao() {
    //判断SessionFactory是否初始化过，初始化过后就不重复初始化，保证系统的运行效率。
    if (!isInit) {
        try {
            //读入Mybatis配置文件
            inputStream = Resources.getResourceAsStream(resource);
            //通过配置文件构建sql数据工厂
            sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
            System.out.println("getConnectionSuccful");
            isInit = true;
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {
        System.out.println("already init");
    }
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
/**
 * This method creates the sqlSessionManager of myBatis. It integrates all the SQL mappers
 *
 * @return a {@link SqlSessionFactory}
 */
private SqlSessionManager createSqlSessionManager() {
    Environment environment = new Environment(DEFAULT, this.transactionFactory,
        taskanaEngineConfiguration.getDatasource());
    Configuration configuration = new Configuration(environment);
    // add mappers
    configuration.addMapper(TaskMapper.class);
    configuration.addMapper(TaskMonitorMapper.class);
    configuration.addMapper(WorkbasketMapper.class);
    configuration.addMapper(DistributionTargetMapper.class);
    configuration.addMapper(ClassificationMapper.class);
    configuration.addMapper(WorkbasketAccessMapper.class);
    configuration.addMapper(ObjectReferenceMapper.class);
    configuration.addMapper(QueryMapper.class);
    configuration.addMapper(AttachmentMapper.class);
    configuration.getTypeHandlerRegistry().register(MapTypeHandler.class);
    SqlSessionFactory sessionFactory = new SqlSessionFactoryBuilder().build(configuration);
    SqlSessionManager sessionManager = SqlSessionManager.newInstance(sessionFactory);
    return sessionManager;
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
/**
 * 获取SqlSession
 * @return
 * @throws IOException
 */
public SqlSession getSqlSession() throws IOException, ClassNotFoundException {
    org.apache.ibatis.session.Configuration config = new org.apache.ibatis.session.Configuration();
    config.setCallSettersOnNulls(true); // 设计null调用setter方法
    config.setMapUnderscoreToCamelCase(true);   // 驼峰命名支持

    // 设置mapper
    config.addMappers(targetPackage);
    // 设置数据源，事务
    PooledDataSourceFactory dataSourceFactory = new PooledDataSourceFactory();
    dataSourceFactory.setProperties(DBHelper.properties);
    DataSource dataSource = dataSourceFactory.getDataSource();
    JdbcTransactionFactory transactionFactory = new JdbcTransactionFactory();

    Environment environment = new Environment("test", transactionFactory, dataSource);
    config.setEnvironment(environment);
    SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(config);
    return sqlSessionFactory.openSession(true);
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@BeforeClass
public static void setUp() throws Exception {
    System.out.println("Starting up CmsCmProcessor tests");
 String resource = "mybatis-config.xml";
 Reader reader = Resources.getResourceAsReader( resource );
 SqlSessionFactory sf = new SqlSessionFactoryBuilder().build(reader);
    session = sf.openSession();
 clazzMapper = session.getMapper(ClazzMapper.class);
    ciMapper = session.getMapper(CIMapper.class);
    mdValidator = new CmsMdValidator();
    cmValidator = new CmsCmValidator();
 mdProcessor = new CmsMdProcessor();
 mdProcessor.setClazzMapper( clazzMapper );
 mdProcessor.setMdValidator(mdValidator);
    cmProcessor = new CmsCmProcessor();
    cmProcessor.setCiMapper(ciMapper);
    cmProcessor.setMdProcessor(mdProcessor);
    cmProcessor.setCmValidator(cmValidator);
    RelationMapper relationMapper=session.getMapper(RelationMapper.class);
    mdProcessor.setRelationMapper(relationMapper);
    
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
public DBManager(AppConfiguration appConfig) {

        this.appConfig = appConfig;

        boolean isDev = appConfig.getBool(CONFIG_KEY_APP_DEV_MODE, true);

        String dbHost = appConfig.get(CONFIG_KEY_MYSQL_HOST, DEFAULT_MYSQL_HOST);
        int dbPort = appConfig.getInt(CONFIG_KEY_MYSQL_PORT, DEFAULT_MYSQL_PORT);
        String dbName = appConfig.get(CONFIG_KEY_MYSQL_DBNAME, DEFAULT_MEYSQL_DBNAME);
        String dbUser = appConfig.get(CONFIG_KEY_MYSQL_USER, "");
        String dbPass = appConfig.get(CONFIG_KEY_MYSQL_PASS, "");
        String dbDriver = "com.mysql.cj.jdbc.Driver";
        String connString = "jdbc:mysql://" + dbHost + ":" + dbPort + "/" + dbName + "?autoReconnect=true&useSSL=false&useUnicode=true";

        DataSource dataSource = new PooledDataSource(dbDriver, connString, dbUser, dbPass);
        TransactionFactory transactionFactory = new JdbcTransactionFactory();
        Environment environment = new Environment(isDev ? "development" : "production", transactionFactory, dataSource);
        configuration = new Configuration(environment);

        configuration.addMappers("com.elune.dao");

        sqlSessionFactory = new SqlSessionFactoryBuilder().build(configuration);
    }
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
/**
 * Create an instance of MyBatis.
 *
 * @param environment The dropwizard environment
 * @param config A Mybatis config object
 * @param dataSource
 * @param name The name of this mybatis factory used for metrics
 * @return An instance of MyBatis.
 */
public final SqlSessionFactory build(Environment environment,
        MyBatisConfiguration config,
        ManagedDataSource dataSource,
        String name) {

    SqlSessionFactory sessionFactory = null;

    // Try to use the mybatis configuration file if it is specified and exists.
    try (InputStream inputStream = Resources.getResourceAsStream(config.getConfigFile())) {
        sessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
    } catch (IOException ioe) {
        // Build session factory from configuration values given in the dropwizard config.
        TransactionFactory transactionFactory = new JdbcTransactionFactory();
        org.apache.ibatis.mapping.Environment myBatisEnvironment =
                new org.apache.ibatis.mapping.Environment(ENV_NAME, transactionFactory, dataSource);
        Configuration mybatisConfiguration = new Configuration(myBatisEnvironment);
        sessionFactory = new SqlSessionFactoryBuilder().build(mybatisConfiguration);
    }

    environment.lifecycle().manage(dataSource);
    environment.healthChecks().register(name,
            new MyBatisHealthCheck(sessionFactory, config.getConfig().getValidationQuery()));

    return sessionFactory;
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@Override
public void init(DbConnection connection) throws Exception {
    JdbcConnectionPool pool = JdbcConnectionPool.create(connection.uri, connection.username, connection.password);

    TransactionFactory transactionFactory = new JdbcTransactionFactory();
    Environment environment = new Environment("jdblender", transactionFactory, pool);

    Configuration cfg = new Configuration(environment);
    cfg.setMapUnderscoreToCamelCase(true);
    cfg.addMapper(BrandsMapper.class);
    cfg.addMapper(SeriesMapper.class);
    cfg.addMapper(ModelsMapper.class);
    cfg.addMapper(SparesMapper.class);

    //Create session
    sqlSessionFactory = new SqlSessionFactoryBuilder().build(cfg);
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@BeforeClass
public static void setUp() throws Exception {
  // create an SqlSessionFactory
  Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/ancestor_ref/mybatis-config.xml");
  sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
  reader.close();

  // populate in-memory database
  SqlSession session = sqlSessionFactory.openSession();
  Connection conn = session.getConnection();
  reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/ancestor_ref/CreateDB.sql");
  ScriptRunner runner = new ScriptRunner(conn);
  runner.setLogWriter(null);
  runner.runScript(reader);
  reader.close();
  session.close();
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@BeforeClass
public static void setUp() throws Exception {
  // create an SqlSessionFactory
  Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/include_property/mybatis-config.xml");
  sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
  reader.close();

  // populate in-memory database
  SqlSession session = sqlSessionFactory.openSession();
  Connection conn = session.getConnection();
  reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/include_property/CreateDB.sql");
  ScriptRunner runner = new ScriptRunner(conn);
  runner.setLogWriter(null);
  runner.runScript(reader);
  reader.close();
  session.close();
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@BeforeClass
public static void setUp() throws Exception {
  // create a SqlSessionFactory
  Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/associationtest/mybatis-config.xml");
  sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
  reader.close();

  // populate in-memory database
  SqlSession session = sqlSessionFactory.openSession();
  Connection conn = session.getConnection();
  reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/associationtest/CreateDB.sql");
  ScriptRunner runner = new ScriptRunner(conn);
  runner.setLogWriter(null);
  runner.runScript(reader);
  reader.close();
  session.close();
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@BeforeClass
public static void setUp() throws Exception {
  // create a SqlSessionFactory
  Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/column_forwarding/mybatis-config.xml");
  sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
  reader.close();

  // populate in-memory database
  SqlSession session = sqlSessionFactory.openSession();
  Connection conn = session.getConnection();
  reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/column_forwarding/CreateDB.sql");
  ScriptRunner runner = new ScriptRunner(conn);
  runner.setLogWriter(null);
  runner.runScript(reader);
  reader.close();
  session.close();
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@Before
public void before() throws Exception {
      // create a SqlSessionFactory
      Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/lazyload_proxyfactory_comparison/mybatis-config-" + getConfiguration() + ".xml");
      sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
      reader.close();

      // populate in-memory database
      SqlSession session = sqlSessionFactory.openSession();
      Connection conn = session.getConnection();
      reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/lazyload_proxyfactory_comparison/CreateDB.sql");
      ScriptRunner runner = new ScriptRunner(conn);
      runner.setLogWriter(null);
      runner.runScript(reader);
      reader.close();
      session.close();
      
      sqlSession = sqlSessionFactory.openSession();
      mapper = sqlSession.getMapper(Mapper.class);
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@BeforeClass
public static void setUp() throws Exception {
  // create a SqlSessionFactory
  Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/foreach/mybatis-config.xml");
  sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
  reader.close();

  // populate in-memory database
  SqlSession session = sqlSessionFactory.openSession();
  Connection conn = session.getConnection();
  reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/foreach/CreateDB.sql");
  ScriptRunner runner = new ScriptRunner(conn);
  runner.setLogWriter(null);
  runner.runScript(reader);
  reader.close();
  session.close();
}
 

import org.apache.ibatis.session.SqlSessionFactoryBuilder; //导入依赖的package包/类
@BeforeClass
public static void setUp() throws Exception {
  // create a SqlSessionFactory
  Reader reader = Resources
      .getResourceAsReader("org/apache/ibatis/submitted/call_setters_on_nulls/mybatis-config.xml");
  sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
  reader.close();

  // populate in-memory database
  SqlSession session = sqlSessionFactory.openSession();
  Connection conn = session.getConnection();
  reader = Resources
      .getResourceAsReader("org/apache/ibatis/submitted/call_setters_on_nulls/CreateDB.sql");
  ScriptRunner runner = new ScriptRunner(conn);
  runner.setLogWriter(null);
  runner.runScript(reader);
  reader.close();
  session.close();
}