org.canova.api.records.reader.impl

Class CSVSequenceRecordReader

java.lang.Object

org.canova.api.records.reader.impl.FileRecordReader

org.canova.api.records.reader.impl.CSVSequenceRecordReader

All Implemented Interfaces:

Closeable, Serializable, AutoCloseable, Configurable, RecordReader, SequenceRecordReader

public class CSVSequenceRecordReader
extends FileRecordReader
implements SequenceRecordReader

CSV Sequence Record Reader This reader is indended to read sequences of data in CSV format, where each sequence is defined in its own file (and there are multiple files) Each line in the file represents one time step

See Also:

Serialized Form

Field Summary

Fields inherited from class org.canova.api.records.reader.impl.FileRecordReader

appendLabel, conf, currentFile, inputSplit, iter, labels

Fields inherited from interface org.canova.api.records.reader.RecordReader

APPEND_LABEL, LABELS, NAME_SPACE

Constructor Summary

Constructors

Constructor and Description
CSVSequenceRecordReader()
CSVSequenceRecordReader(int skipNumLines)
CSVSequenceRecordReader(int skipNumLines, String delimiter)

Method Summary

Modifier and Type	Method and Description
Collection<Collection<Writable>>	sequenceRecord() Returns a sequence record`
Collection<Collection<Writable>>	sequenceRecord(URI uri, DataInputStream dataInputStream) Load a sequence record from the given DataInputStream Unlike RecordReader.next() the internal state of the RecordReader is not modified Implementations of this method should not close the DataInputStream

Methods inherited from class org.canova.api.records.reader.impl.FileRecordReader

close, doInitialize, getConf, getCurrentLabel, getLabels, hasNext, initialize, initialize, next, record, reset, setConf, setLabels

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.canova.api.records.reader.RecordReader

getLabels, hasNext, initialize, initialize, next, record, reset

Methods inherited from interface java.io.Closeable

close

Methods inherited from interface org.canova.api.conf.Configurable

getConf, setConf

Constructor Detail

CSVSequenceRecordReader

public CSVSequenceRecordReader()

CSVSequenceRecordReader

public CSVSequenceRecordReader(int skipNumLines)

CSVSequenceRecordReader

public CSVSequenceRecordReader(int skipNumLines,
                               String delimiter)

Method Detail

sequenceRecord

public Collection<Collection<Writable>> sequenceRecord(URI uri,
                                                       DataInputStream dataInputStream)
                                                throws IOException

Description copied from interface: SequenceRecordReader

Load a sequence record from the given DataInputStream Unlike RecordReader.next() the internal state of the RecordReader is not modified Implementations of this method should not close the DataInputStream

Specified by:

sequenceRecord in interface SequenceRecordReader

Throws:

IOException - if error occurs during reading from the input stream

sequenceRecord

public Collection<Collection<Writable>> sequenceRecord()

Description copied from interface: SequenceRecordReader

Returns a sequence record`

Specified by:

sequenceRecord in interface SequenceRecordReader

Returns:

a sequence of records