Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/Id.java @ 90:68285f7bc476

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More javadoc. artifacts/trunk@846 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 26 Mar 2010 17:59:50 +0000
parents d348fe1fd822
children 933bbc9fc11f
rev   line source
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1 package de.intevation.artifactdatabase;
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2
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3 import java.util.List;
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4
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5 /**
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6 * Class to model the concept of an 'id' in terms of unique integer as
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7 * used in databases. Subclasses of this class are able to be processed
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8 * by this id.
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9 *
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10 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a>
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11 */
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12 public class Id
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13 {
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14 /**
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15 * Interface to filter a list of ids.
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16 */
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17 public interface Filter {
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18 /**
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19 * A list of ids is processed in a functional way to be
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20 * free from some ids by the implementing code. The resulting
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21 * list maybe short or equal sized to the original one. The
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22 * original list is not modified.
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23 * @param ids The list of input ids.
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24 * @return A list of processed ids.
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25 */
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26 List filterIds(List ids);
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27 }
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28
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29 /**
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30 * The backing int of the id.
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31 */
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32 protected int id;
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34 /**
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35 * Default constructor: id = 0
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36 */
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37 public Id() {
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38 }
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39
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40 /**
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41 * Constructor to create an id with a given value.
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42 * @param id The id value
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43 */
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44 public Id(int id) {
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45 this.id = id;
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46 }
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47
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48 /**
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49 * Returns the id value.
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50 * @return The value of the id.
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51 */
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52 public int getId() {
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53 return id;
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54 }
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55 }
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56 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org