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.
Integer	getOffset() The function to return the index of the current row when reading the sas7bdat file.
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.

getOffset

Integer getOffset()

The function to return the index of the current row when reading the sas7bdat file.

Returns:

current row index