de.lmu.ifi.dbs.elki.datasource

Class ConcatenateFilesDatabaseConnection

java.lang.Object

de.lmu.ifi.dbs.elki.datasource.AbstractDatabaseConnection

de.lmu.ifi.dbs.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 and Description
static class	ConcatenateFilesDatabaseConnection.Parameterizer Parameterization class.

Field Summary

Fields

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

Fields inherited from class de.lmu.ifi.dbs.elki.datasource.AbstractDatabaseConnection

filters, LABEL_CONCATENATION

Constructor Summary

Constructors

Constructor and Description
ConcatenateFilesDatabaseConnection(java.util.List<java.io.File> files, Parser parser, java.util.List<ObjectFilter> filters) Constructor.

Method Summary

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

Methods inherited from class de.lmu.ifi.dbs.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.io.File> files

Input file list.

parser

private Parser parser

The parser.

Constructor Detail

ConcatenateFilesDatabaseConnection

public ConcatenateFilesDatabaseConnection(java.util.List<java.io.File> files,
                                          Parser parser,
                                          java.util.List<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