Package elki.datasource

Class ConcatenateFilesDatabaseConnection

java.lang.Object

elki.datasource.AbstractDatabaseConnection

elki.datasource.ConcatenateFilesDatabaseConnection

All Implemented Interfaces:

DatabaseConnection

public class ConcatenateFilesDatabaseConnection
extends AbstractDatabaseConnection

Database that will loading multiple files, concatenating the results.

Since:

0.5.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

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

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.List<java.net.URI>	files	Input file list.
private static Logging	LOG	Class logger.
private Parser	parser	The parser.

Fields inherited from class elki.datasource.AbstractDatabaseConnection

filters, LABEL_CONCATENATION

Constructor Summary

Constructors

Constructor	Description
ConcatenateFilesDatabaseConnection(java.util.List<java.net.URI> files, Parser parser, java.util.List<? extends ObjectFilter> filters)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected Logging	getLogger()	Get the logger for this database connection.
MultipleObjectsBundle	loadData()	Returns the initial data for a database.

Methods inherited from class elki.datasource.AbstractDatabaseConnection

invokeBundleFilters, invokeStreamFilters

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final Logging LOG

Class logger.

files

private java.util.List<java.net.URI> files

Input file list.

parser

private Parser parser

The parser.

Constructor Detail

ConcatenateFilesDatabaseConnection

public ConcatenateFilesDatabaseConnection(java.util.List<java.net.URI> files,
                                          Parser parser,
                                          java.util.List<? extends ObjectFilter> filters)

Constructor.

Parameters:

files - Input files

parser - Parser

filters - Filters

Method Detail

loadData

public MultipleObjectsBundle loadData()

Description copied from interface: DatabaseConnection

Returns the initial data for a database.

Returns:

a database object bundle

getLogger

protected Logging getLogger()

Description copied from class: AbstractDatabaseConnection

Get the logger for this database connection.

Specified by:

getLogger in class AbstractDatabaseConnection

Returns:

Logger