Package org.apache.sysds.runtime.io

Class FrameReaderTextCSV

java.lang.Object

org.apache.sysds.runtime.io.FrameReader

org.apache.sysds.runtime.io.FrameReaderTextCSV

Direct Known Subclasses:

FrameReaderTextCSVParallel

public class FrameReaderTextCSV
extends FrameReader

Single-threaded frame text csv reader.

Constructor Summary

Constructors

Constructor	Description
FrameReaderTextCSV(FileFormatPropertiesCSV props)

Method Summary

Modifier and Type	Method	Description
FrameBlock	readFrameFromHDFS(String fname, Types.ValueType[] schema, String[] names, long rlen, long clen)
FrameBlock	readFrameFromInputStream(InputStream is, Types.ValueType[] schema, String[] names, long rlen, long clen)

Methods inherited from class org.apache.sysds.runtime.io.FrameReader

getDefColNames, getDefSchema, readFrameFromHDFS, readFrameFromHDFS, readFrameFromInputStream, readFrameFromInputStream

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FrameReaderTextCSV

public FrameReaderTextCSV(FileFormatPropertiesCSV props)

Method Detail

readFrameFromHDFS

public final FrameBlock readFrameFromHDFS(String fname,
                                          Types.ValueType[] schema,
                                          String[] names,
                                          long rlen,
                                          long clen)
                                   throws IOException,
                                          DMLRuntimeException

Specified by:

readFrameFromHDFS in class FrameReader

Throws:

IOException

DMLRuntimeException

readFrameFromInputStream

public FrameBlock readFrameFromInputStream(InputStream is,
                                           Types.ValueType[] schema,
                                           String[] names,
                                           long rlen,
                                           long clen)
                                    throws IOException,
                                           DMLRuntimeException

Specified by:

readFrameFromInputStream in class FrameReader

Throws:

IOException

DMLRuntimeException