code: public <T> JdbcMapper<T> newMapper(final Class<T> target, final ResultSetMetaData metaData) throws SQLException {
  		JdbcMapperBuilder<T> builder = newBuilder(target);
  		builder.addMapping(metaData);
  		return builder.mapper();
  	}
docs: Will create a newInstance of JdbcMapper based on the specified metadata and the target class.
  @param target the target class of the jdbcMapper
  @param metaData the metadata to create the jdbcMapper from
  @param <T> the jdbcMapper target type
  @return a jdbcMapper that will map the data represented by the metadata to an newInstance of target
  @throws java.sql.SQLException if an error occurs getting the metaData