mybatis3源碼閱讀之SqlSessionFactoryBuilder

/**
   構造器，根據配置或者代碼生成SqlSessionFactory，採用分佈構建的Builder模式 
/*
public class SqlSessionFactoryBuilder {
　/**
　　　　傳入用於讀取字符流的類。
  /*
  public SqlSessionFactory build(Reader reader) {
    return build(reader, null, null);
  }
　/**
　　　　傳入用於讀取字符流的類和環境配置(不一樣環境數據庫各類鏈接配置不同)
  /*
  public SqlSessionFactory build(Reader reader, String environment) {
    return build(reader, environment, null);
  }
　　
/**
　　　　傳入用於讀取字符流的類和環境配置(不一樣環境數據庫各類鏈接配置不同)
  /*
  public SqlSessionFactory build(Reader reader, Properties properties) 
  { return build(reader, null, properties);  
  } 

/**
  　傳入用於讀取字符流的類和配置文件

/*

public SqlSessionFactory build(Reader reader, Properties properties) {
  return build(reader, null, properties);
}
/* 構造

SqlSessionFactory 具體實現(傳入字符流)

/*
public SqlSessionFactory build(Reader reader, String environment, Properties properties) {
  try {
    XMLConfigBuilder parser = new XMLConfigBuilder(reader, environment, properties);
    return build(parser.parse());
  } catch (Exception e) {
    throw ExceptionFactory.wrapException("Error building SqlSession.", e);
  } finally {
    ErrorContext.instance().reset();
    try {
      reader.close();
    } catch (IOException e) {
      // Intentionally ignore. Prefer previous error.
    }
  }
}
/** 
傳入字節流
/*

public SqlSessionFactory build(InputStream inputStream) {
  return build(inputStream, null, null);
}

/** 
　　傳入字節流和環境配置
/*

public SqlSessionFactory build(InputStream inputStream, String environment) {
  return build(inputStream, environment, null);
}

/** 
　　傳入字節流和配置文件
/*

public SqlSessionFactory build(InputStream inputStream, Properties properties) {
  return build(inputStream, null, properties);
}

/* 構造

SqlSessionFactory 具體實現(傳入字節流)
/*

public SqlSessionFactory build(InputStream inputStream, String environment, Properties properties) {
  try {
    XMLConfigBuilder parser = new XMLConfigBuilder(inputStream, environment, properties);
    return build(parser.parse());
  } catch (Exception e) {
    throw ExceptionFactory.wrapException("Error building SqlSession.", e);
  } finally {
    ErrorContext.instance().reset();
    try {
      inputStream.close();
    } catch (IOException e) {
      // Intentionally ignore. Prefer previous error.
    }
  }
}

/**
  核心，根據配置配置生成SqlSessionFactory  以上實現都是讀取配置轉換成配置對象在調用此方法。

/*　

public SqlSessionFactory build(Configuration config) {  return new DefaultSqlSessionFactory(config);}