Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/LazyBackendUser.java @ 436:15179c77aa1d flys-2.9.3

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Documentation, so that readers know a tiny bit more what is going on.
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Tue, 16 Oct 2012 15:08:43 +0200
parents 4748949c4f19
children
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1 /*
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2 * Copyright (c) 2011 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8 package de.intevation.artifactdatabase;
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9
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10 import de.intevation.artifacts.User;
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11 import de.intevation.artifacts.UserFactory;
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12
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13 import org.w3c.dom.Document;
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14
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15 public class LazyBackendUser
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16 implements User
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17 {
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18 protected UserFactory factory;
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19 protected Backend backend;
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20 protected String identifier;
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21 protected User user;
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22 protected Object context;
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23
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24 public LazyBackendUser(
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25 String identifier,
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26 UserFactory factory,
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27 Backend backend,
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28 Object context
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29 ) {
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30 this.identifier = identifier;
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31 this.factory = factory;
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32 this.backend = backend;
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33 this.context = context;
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34 }
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35
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36 protected User getUser() {
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37 if (user == null) {
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38 user = backend.getUser(identifier, factory, context);
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39 if (user == null) {
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40 throw new IllegalStateException("loading user failed");
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41 }
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42 }
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43 return user;
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44 }
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45
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46 @Override
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47 public String identifier() {
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48 return getUser().identifier();
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49 }
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50
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51 @Override
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52 public String getName() {
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53 return getUser().getName();
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54 }
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56 @Override
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57 public void setName(String name) {
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58 getUser().setName(name);
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59 }
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61 @Override
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62 public void setIdentifier(String identifier) {
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63 getUser().setIdentifier(identifier);
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64 }
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65
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66 @Override
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67 public Document getRole() {
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68 return getUser().getRole();
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69 }
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70
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71 @Override
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72 public void setRole(Document document) {
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73 getUser().setRole(document);
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74 }
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75
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76 @Override
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77 public String getAccount() {
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78 return getUser().getAccount();
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79 }
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80 }
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81 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org