Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/DefaultArtifact.java @ 24:d5dc2900392f

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* Added callback parameter to Artifact.setup() * New namespace context for artifacts. artifacts/trunk@58 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 10 Sep 2009 08:57:09 +0000
parents 63a8aa276693
children 83a059c204f8
rev   line source
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e8626caac353 * Made Artifact life cycle symmetric: setup/endOfLife.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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1 package de.intevation.artifactdatabase;
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3 import org.w3c.dom.Document;
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4
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5 import javax.xml.parsers.DocumentBuilderFactory;
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6 import javax.xml.parsers.ParserConfigurationException;
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7
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8 import de.intevation.artifacts.Artifact;
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9 import de.intevation.artifacts.ArtifactFactory;
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11 import org.apache.log4j.Logger;
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13 /**
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14 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
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15 */
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16 public class DefaultArtifact
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17 implements Artifact
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18 {
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19 private static Logger logger = Logger.getLogger(DefaultArtifact.class);
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63a8aa276693 NameSpaceURL and NamespacePrefix added
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20
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21 protected String identifier;
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22
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23 public DefaultArtifact() {
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24 }
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25
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26 protected Document newDocument() {
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27 try {
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28 return DocumentBuilderFactory
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29 .newInstance()
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30 .newDocumentBuilder()
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31 .newDocument();
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32 }
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33 catch (ParserConfigurationException pce) {
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34 logger.error(pce.getLocalizedMessage(), pce);
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35 }
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36 return null;
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37 }
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38
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39 public String identifier() {
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40 return this.identifier;
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41 }
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42
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43 public String hash() {
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44 return String.valueOf(hashCode());
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45 }
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47 public Document describe(Object context) {
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48 return newDocument();
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49 }
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51 public Document advance(Document target, Object context) {
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52 return newDocument();
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53 }
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55 public Document feed(Document target, Object context) {
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56 return newDocument();
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57 }
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59 public byte [] out(Document format, Object context) {
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60 return new byte[0];
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61 }
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63 public void setup(String identifier, ArtifactFactory factory, Object context) {
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64 this.identifier = identifier;
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65 }
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67 public void endOfLife(Object context) {
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68 }
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69 }
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70 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org