com.epam.parso

Interface SasFileReader

All Known Implementing Classes:

SasFileReaderImpl

public interface SasFileReader

Main interface for working with library.

Method Summary

Modifier and Type	Method and Description
List<Column>	getColumns() The function to get the Column list from SasFileReader.
List<Column>	getColumns(List<String> columnNames) The function to get the Column list from SasFileReader according to the columnNames.
SasFileProperties	getSasFileProperties() The function to get sas file properties.
Object[][]	readAll() Reads all rows from the sas7bdat file.
Object[][]	readAll(List<String> columnNames) Reads all rows from the sas7bdat file.
Object[]	readNext() Reads rows one by one from the sas7bdat file.
Object[]	readNext(List<String> columnNames) Reads rows one by one from the sas7bdat file.

Method Detail

getColumns

List<Column> getColumns()

The function to get the Column list from SasFileReader.

Returns:

a list of columns.

getColumns

List<Column> getColumns(List<String> columnNames)

The function to get the Column list from SasFileReader according to the columnNames.

Parameters:

columnNames - - list of column names which should be returned.

Returns:

a list of columns.

readAll

Object[][] readAll()

Reads all rows from the sas7bdat file.

Returns:

an array of array objects whose elements can be objects of the following classes: double, long, int, byte[], Date depending on the column they are in.

readAll

Object[][] readAll(List<String> columnNames)

Reads all rows from the sas7bdat file. For each row, only the columns defined in the list are read.

Parameters:

columnNames - list of column names which should be processed.

Returns:

an array of array objects whose elements can be objects of the following classes: double, long, int, byte[], Date depending on the column they are in.

readNext

Object[] readNext()
           throws IOException

Reads rows one by one from the sas7bdat file.

Returns:

an array of objects whose elements can be objects of the following classes: double, long, int, byte[], Date depending on the column they are in.

Throws:

IOException - if reading input stream is impossible.

readNext

Object[] readNext(List<String> columnNames)
           throws IOException

Reads rows one by one from the sas7bdat file. For each row, only the columns defined in the list are read.

Parameters:

columnNames - list of column names which should be processed.

Returns:

an array of objects whose elements can be objects of the following classes: double, long, int, byte[], Date depending on the column they are in.

Throws:

IOException - if reading input stream is impossible.

getSasFileProperties

SasFileProperties getSasFileProperties()

The function to get sas file properties.

Returns:

the object of the SasFileProperties class that stores file metadata.