code: public void processConfiguration(Configuration configuration, Class<?> mapperInterface) {
          String prefix;
          if (mapperInterface != null) {
              prefix = mapperInterface.getCanonicalName();
          } else {
              prefix = "";
          }
          for (Object object : new ArrayList<Object>(configuration.getMappedStatements())) {
              if (object instanceof MappedStatement) {
                  MappedStatement ms = (MappedStatement) object;
                  if (ms.getId().startsWith(prefix)) {
                      processMappedStatement(ms);
                  }
              }
          }
      }
docs: 配置指定的接口
  
  @param configuration
  @param mapperInterface