Mercurial > dive4elements > framework
comparison artifact-database/src/main/java/de/intevation/artifactdatabase/state/DefaultSection.java @ 359:f93edbfcf2bc
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 |
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| 358:03a8f9796571 | 359:f93edbfcf2bc |
|---|---|
| 1 package de.intevation.artifactdatabase.state; | |
| 2 | |
| 3 import java.util.ArrayList; | |
| 4 import java.util.HashMap; | |
| 5 import java.util.List; | |
| 6 import java.util.Map; | |
| 7 import java.util.Set; | |
| 8 | |
| 9 import org.w3c.dom.Document; | |
| 10 import org.w3c.dom.Element; | |
| 11 import org.w3c.dom.Node; | |
| 12 | |
| 13 import de.intevation.artifactdatabase.state.Attribute; | |
| 14 import de.intevation.artifactdatabase.state.Section; | |
| 15 | |
| 16 | |
| 17 /** | |
| 18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 19 */ | |
| 20 public class DefaultSection implements Section { | |
| 21 | |
| 22 protected String id; | |
| 23 | |
| 24 protected List<Section> subsections; | |
| 25 | |
| 26 protected Map<String, Attribute> attributes; | |
| 27 | |
| 28 | |
| 29 /** | |
| 30 * Creates a new DefaultSection instance. <b>Note, that the <i>id</i> is used | |
| 31 * as Node name of the new Element that is created in toXML().</b> | |
| 32 */ | |
| 33 public DefaultSection(String id) { | |
| 34 this.id = id; | |
| 35 this.attributes = new HashMap<String, Attribute>(); | |
| 36 this.subsections = new ArrayList<Section>(); | |
| 37 } | |
| 38 | |
| 39 | |
| 40 @Override | |
| 41 public String getId() { | |
| 42 return id; | |
| 43 } | |
| 44 | |
| 45 | |
| 46 @Override | |
| 47 public void addSubsection(Section subsection) { | |
| 48 if (subsection != null) { | |
| 49 subsections.add(subsection); | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 | |
| 54 @Override | |
| 55 public int getSubsectionCount() { | |
| 56 return subsections.size(); | |
| 57 } | |
| 58 | |
| 59 | |
| 60 @Override | |
| 61 public Section getSubsection(int pos) { | |
| 62 if (pos >= 0 && pos < getSubsectionCount()) { | |
| 63 return subsections.get(pos); | |
| 64 } | |
| 65 | |
| 66 return null; | |
| 67 } | |
| 68 | |
| 69 | |
| 70 @Override | |
| 71 public void addAttribute(String key, Attribute attribute) { | |
| 72 if (key != null && key.length() > 0 && attribute != null) { | |
| 73 attributes.put(key, attribute); | |
| 74 } | |
| 75 } | |
| 76 | |
| 77 | |
| 78 @Override | |
| 79 public Attribute getAttribute(String key) { | |
| 80 if (key == null || key.length() == 0) { | |
| 81 return null; | |
| 82 } | |
| 83 | |
| 84 return attributes.get(key); | |
| 85 } | |
| 86 | |
| 87 | |
| 88 @Override | |
| 89 public Set<String> getKeys() { | |
| 90 return attributes.keySet(); | |
| 91 } | |
| 92 | |
| 93 | |
| 94 @Override | |
| 95 public void toXML(Node parent) { | |
| 96 Document owner = parent.getOwnerDocument(); | |
| 97 Element sectionEl = owner.createElement(getId()); | |
| 98 | |
| 99 parent.appendChild(sectionEl); | |
| 100 | |
| 101 for (String key: getKeys()) { | |
| 102 Attribute attr = getAttribute(key); | |
| 103 attr.toXML(sectionEl); | |
| 104 } | |
| 105 | |
| 106 for (int i = 0, n = getSubsectionCount(); i < n; i++) { | |
| 107 Section subsection = getSubsection(i); | |
| 108 subsection.toXML(sectionEl); | |
| 109 } | |
| 110 } | |
| 111 } | |
| 112 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |