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annotate artifact-database/src/main/java/de/intevation/artifactdatabase/state/DefaultSection.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
children ab3900303f25
rev   line source
359
f93edbfcf2bc Improved the Settings and Section interfaces and added default implementations for both.
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1 package de.intevation.artifactdatabase.state;
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2
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3 import java.util.ArrayList;
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4 import java.util.HashMap;
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5 import java.util.List;
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6 import java.util.Map;
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7 import java.util.Set;
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8
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9 import org.w3c.dom.Document;
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10 import org.w3c.dom.Element;
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11 import org.w3c.dom.Node;
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12
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13 import de.intevation.artifactdatabase.state.Attribute;
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14 import de.intevation.artifactdatabase.state.Section;
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15
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16
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17 /**
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18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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19 */
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20 public class DefaultSection implements Section {
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21
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22 protected String id;
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23
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24 protected List<Section> subsections;
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25
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26 protected Map<String, Attribute> attributes;
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27
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28
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29 /**
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30 * Creates a new DefaultSection instance. <b>Note, that the <i>id</i> is used
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31 * as Node name of the new Element that is created in toXML().</b>
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32 */
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33 public DefaultSection(String id) {
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34 this.id = id;
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35 this.attributes = new HashMap<String, Attribute>();
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36 this.subsections = new ArrayList<Section>();
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37 }
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38
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39
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40 @Override
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41 public String getId() {
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42 return id;
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43 }
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44
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45
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46 @Override
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47 public void addSubsection(Section subsection) {
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48 if (subsection != null) {
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49 subsections.add(subsection);
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50 }
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51 }
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52
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53
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54 @Override
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55 public int getSubsectionCount() {
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56 return subsections.size();
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57 }
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58
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59
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60 @Override
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61 public Section getSubsection(int pos) {
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62 if (pos >= 0 && pos < getSubsectionCount()) {
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63 return subsections.get(pos);
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64 }
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65
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66 return null;
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67 }
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69
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70 @Override
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71 public void addAttribute(String key, Attribute attribute) {
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72 if (key != null && key.length() > 0 && attribute != null) {
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73 attributes.put(key, attribute);
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74 }
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75 }
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78 @Override
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79 public Attribute getAttribute(String key) {
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80 if (key == null || key.length() == 0) {
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81 return null;
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82 }
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83
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84 return attributes.get(key);
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85 }
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86
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87
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88 @Override
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89 public Set<String> getKeys() {
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90 return attributes.keySet();
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91 }
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92
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93
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94 @Override
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95 public void toXML(Node parent) {
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96 Document owner = parent.getOwnerDocument();
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97 Element sectionEl = owner.createElement(getId());
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98
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99 parent.appendChild(sectionEl);
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100
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101 for (String key: getKeys()) {
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102 Attribute attr = getAttribute(key);
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103 attr.toXML(sectionEl);
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104 }
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105
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106 for (int i = 0, n = getSubsectionCount(); i < n; i++) {
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107 Section subsection = getSubsection(i);
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108 subsection.toXML(sectionEl);
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109 }
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110 }
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111 }
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112 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org