Package elki.datasource.parser

Class AbstractStreamingParser

java.lang.Object

elki.datasource.parser.AbstractStreamingParser

All Implemented Interfaces:

elki.datasource.bundle.BundleStreamSource, Parser, StreamingParser

Direct Known Subclasses:

NumberVectorLabelParser, SimplePolygonParser, SimpleTransactionParser

public abstract class AbstractStreamingParser
extends java.lang.Object
implements StreamingParser

Base class for streaming parsers.

Since:

0.5.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	AbstractStreamingParser.Par	Parameterization class.

Nested classes/interfaces inherited from interface elki.datasource.bundle.BundleStreamSource

elki.datasource.bundle.BundleStreamSource.Event

Field Summary

Fields

Modifier and Type	Field	Description
protected elki.utilities.io.TokenizedReader	reader	Tokenized reader.
protected elki.utilities.io.Tokenizer	tokenizer	Tokenizer.

Constructor Summary

Constructors

Constructor	Description
AbstractStreamingParser(CSVReaderFormat format)	Constructor.

Method Summary

Modifier and Type	Method	Description
elki.datasource.bundle.MultipleObjectsBundle	asMultipleObjectsBundle()
boolean	assignDBID(elki.database.ids.DBIDVar var)
void	cleanup()	Perform cleanup operations after parsing.
protected abstract elki.logging.Logging	getLogger()	Get the logger for this class.
boolean	hasDBIDs()
void	initStream(java.io.InputStream in)	Init the streaming parser for the given input stream.
elki.datasource.bundle.MultipleObjectsBundle	parse(java.io.InputStream in)	Returns a list of the objects parsed from the specified input stream.

Methods inherited from class java.lang.Object

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

Methods inherited from interface elki.datasource.bundle.BundleStreamSource

data, getMeta, nextEvent

Field Detail

reader

protected elki.utilities.io.TokenizedReader reader

Tokenized reader.

tokenizer

protected elki.utilities.io.Tokenizer tokenizer

Tokenizer.

Constructor Detail

AbstractStreamingParser

public AbstractStreamingParser(CSVReaderFormat format)

Constructor.

Parameters:

format - Reader format

Method Detail

parse

public final elki.datasource.bundle.MultipleObjectsBundle parse(java.io.InputStream in)

Description copied from interface: Parser

Returns a list of the objects parsed from the specified input stream.

Specified by:

parse in interface Parser

Parameters:

in - the stream to parse objects from

Returns:

a list containing those objects parsed from the input stream

initStream

public void initStream(java.io.InputStream in)

Description copied from interface: StreamingParser

Init the streaming parser for the given input stream.

Specified by:

initStream in interface StreamingParser

Parameters:

in - the stream to parse objects from

hasDBIDs

public boolean hasDBIDs()

Specified by:

hasDBIDs in interface elki.datasource.bundle.BundleStreamSource

assignDBID

public boolean assignDBID(elki.database.ids.DBIDVar var)

Specified by:

assignDBID in interface elki.datasource.bundle.BundleStreamSource

asMultipleObjectsBundle

public elki.datasource.bundle.MultipleObjectsBundle asMultipleObjectsBundle()

Specified by:

asMultipleObjectsBundle in interface elki.datasource.bundle.BundleStreamSource

cleanup

public void cleanup()

Description copied from interface: Parser

Perform cleanup operations after parsing.

Specified by:

cleanup in interface Parser

getLogger

protected abstract elki.logging.Logging getLogger()

Get the logger for this class.

Returns:

Logger.