@AssertTrue(message = "Use ('tableName' AND 'columns') OR 'sql' to define the data import")
	boolean isEitherSqlOrTableAndColumns() {
		if (!StringUtils.hasText(sql)) {
			return StringUtils.hasText(tableName) && StringUtils.hasText(columns);
		}
		else {
			return !StringUtils.hasText(tableName) && !StringUtils.hasText(columns);
		}
	}
Captures options for the {@code jdbchdfs} job.

@author Eric Bottard
@author Luke Taylor
@author Ilayaperumal Gopinathan
@author Thomas Risberg
@author Glenn Renfro
@author Michael Minella
extensions/spring-xd-extension-jdbc/src/main/java/org/springframework/xd/jdbc/JdbcHdfsOptionsMetadata.java