Module jonix

Package com.tectonica.jonix.experimental

Class SimpleUniqueCollector

java.lang.Object

com.tectonica.jonix.experimental.SimpleUniqueCollector

public class SimpleUniqueCollector
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SimpleUniqueCollector.ProductInfo	a wrapper for Product with some extra information needed for sorting and filtering

Field Summary

Fields

Modifier and Type	Field	Description
final FieldTabulator<OnixProduct>	idTabulator

Constructor Summary

Constructors

Constructor	Description
SimpleUniqueCollector(FieldTabulator<OnixProduct> idTabulator)

Method Summary

Modifier and Type	Method	Description
List<SimpleUniqueCollector.ProductInfo>	getUniqueProducts()	Returns a filtered list of products, that includes - for each product-ID - only the one with the latest time-stamp (as extracted from its file name or modification-time)
List<SimpleUniqueCollector.ProductInfo>	getUniqueProducts(Comparator<SimpleUniqueCollector.ProductInfo> comparator)	Returns a filtered list of products, where each product-ID appears once
void	read(JonixRecords records)

Methods inherited from class java.lang.Object

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

Field Details

idTabulator

public final FieldTabulator<OnixProduct> idTabulator

Constructor Details

SimpleUniqueCollector

public SimpleUniqueCollector(FieldTabulator<OnixProduct> idTabulator)

Method Details

read

public void read(JonixRecords records)

getUniqueProducts

public List<SimpleUniqueCollector.ProductInfo> getUniqueProducts()

Returns a filtered list of products, that includes - for each product-ID - only the one with the latest time-stamp (as extracted from its file name or modification-time)

getUniqueProducts

public List<SimpleUniqueCollector.ProductInfo> getUniqueProducts(Comparator<SimpleUniqueCollector.ProductInfo> comparator)

Returns a filtered list of products, where each product-ID appears once

Parameters:

comparator - a custom Comparator for ordering products with identical IDs. Among all such products, the one that compares to be the 'smallest' will be picked when the list is filtered