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annotate artifact-database/src/main/java/de/intevation/artifactdatabase/LazyBackendUser.java @ 359:f93edbfcf2bc

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Improved the Settings and Section interfaces and added default implementations for both. artifacts/trunk@3416 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 14 Dec 2011 12:20:06 +0000
parents 16cd059945e5
children 4748949c4f19
rev   line source
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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 public String identifier() {
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47 return getUser().identifier();
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48 }
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49
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50 public String getName() {
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51 return getUser().getName();
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52 }
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53
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54 public void setName(String name) {
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55 getUser().setName(name);
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56 }
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57
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58 public void setIdentifier(String identifier) {
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59 getUser().setIdentifier(identifier);
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60 }
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61
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62 public Document getRole() {
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63 return getUser().getRole();
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64 }
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65
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66 public void setRole(Document document) {
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67 getUser().setRole(document);
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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