Mercurial > dive4elements > framework
view artifact-database/src/main/java/de/intevation/artifactdatabase/Id.java @ 224:da92e7f8040b
Tagged Release 1.1
artifacts/trunk@1621 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 30 Mar 2011 13:35:37 +0000 |
parents | 933bbc9fc11f |
children |
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/* * Copyright (c) 2010 by Intevation GmbH * * This program is free software under the LGPL (>=v2.1) * Read the file LGPL.txt coming with the software for details * or visit http://www.gnu.org/licenses/ if it does not exist. */ package de.intevation.artifactdatabase; import java.util.List; /** * Class to model the concept of an 'id' in terms of unique integer as * used in databases. Subclasses of this class are able to be processed * by this id. * * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a> */ public class Id { /** * Interface to filter a list of ids. */ public interface Filter { /** * A list of ids is processed in a functional way to be * free from some ids by the implementing code. The resulting * list maybe short or equal sized to the original one. The * original list is not modified. * @param ids The list of input ids. * @return A list of processed ids. */ List filterIds(List ids); } /** * The backing int of the id. */ protected int id; /** * Default constructor: id = 0 */ public Id() { } /** * Constructor to create an id with a given value. * @param id The id value */ public Id(int id) { this.id = id; } /** * Returns the id value. * @return The value of the id. */ public int getId() { return id; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :