Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/collections/AttributeWriter.java @ 751:8d5bd3a08dd1

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merged flys-artifacts/2.4
author Thomas Arendsen Hein <thomas@intevation.de>
date Fri, 28 Sep 2012 12:14:14 +0200
parents 853dceead0f4
children 59ae2a823e73
comparison
equal deleted inserted replaced
618:6fd6c223b81e 751:8d5bd3a08dd1
1 package de.intevation.flys.collections;
2
3 import java.util.List;
4 import java.util.Map;
5
6 import org.apache.log4j.Logger;
7
8 import org.w3c.dom.Document;
9 import org.w3c.dom.Element;
10 import org.w3c.dom.Node;
11
12 import de.intevation.artifacts.ArtifactNamespaceContext;
13
14 import de.intevation.artifactdatabase.state.Facet;
15 import de.intevation.artifactdatabase.state.Output;
16
17 import de.intevation.artifacts.common.utils.XMLUtils;
18 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
19
20 import de.intevation.flys.artifacts.model.ManagedFacet;
21
22
23 public class AttributeWriter {
24
25 protected Map<String, Output> oldAttr;
26 protected Map<String, Output> newAttr;
27
28 private static Logger logger = Logger.getLogger(AttributeWriter.class);
29
30
31 public AttributeWriter(
32 Map<String, Output> oldAttr,
33 Map<String, Output> newAttr)
34 {
35 this.oldAttr = oldAttr;
36 this.newAttr = newAttr;
37 }
38
39
40 protected Document write() {
41 Document doc = XMLUtils.newDocument();
42
43 ElementCreator cr = new ElementCreator(
44 doc,
45 ArtifactNamespaceContext.NAMESPACE_URI,
46 ArtifactNamespaceContext.NAMESPACE_PREFIX);
47
48 Element attribute = cr.create("attribute");
49 Element outs = cr.create("outputs");
50
51 attribute.appendChild(outs);
52 doc.appendChild(attribute);
53
54 for (String outName: newAttr.keySet()) {
55
56 Output a = newAttr.get(outName);
57 Output b = oldAttr.get(outName);
58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
59 writeOutput(doc, outs, cr, a, b);
60 }
61
62 return doc;
63 }
64
65
66 protected void writeOutput(
67 Document doc,
68 Node outs,
69 ElementCreator cr,
70 Output a,
71 Output b)
72 {
73 Element output = cr.create("output");
74 cr.addAttr(output, "name", a.getName());
75
76 outs.appendChild(output);
77
78 List<Facet> facetsA = a.getFacets();
79 List<Facet> facetsB = null;
80
81 if (b != null) {
82 facetsB = b.getFacets();
83 }
84
85 writeFacets(doc, cr, output, facetsA, facetsB);
86 }
87
88
89 protected void writeFacets(
90 Document doc,
91 ElementCreator cr,
92 Element output,
93 List<Facet> a,
94 List<Facet> b)
95 {
96 int num = a.size();
97
98 for (int i = 0; i < num; i++) {
99 ManagedFacet fA = (ManagedFacet) a.get(i);
100
101 if (!mergeFacets(doc, cr, output, fA, b)) {
102 writeFacet(doc, cr, output, fA);
103 }
104 }
105 }
106
107
108 protected boolean mergeFacets(
109 Document doc,
110 ElementCreator cr,
111 Element output,
112 ManagedFacet a,
113 List<Facet> list)
114 {
115 String name = a.getName() + a.getIndex();
116
117 if (list == null) {
118 logger.debug("No old facets found.");
119 return false;
120 }
121
122 for (Facet facet: list) {
123 if (name.equals(facet.getName() + facet.getIndex())) {
124 writeFacet(doc, cr, output, (ManagedFacet) facet);
125 return true;
126 }
127 }
128
129 return false;
130 }
131
132
133 protected void writeFacet(
134 Document doc,
135 ElementCreator cr,
136 Node output,
137 ManagedFacet f)
138 {
139 Element theme = cr.create("theme");
140 cr.addAttr(theme, "artifact", f.getArtifact(), true);
141 cr.addAttr(theme, "facet", f.getName(), true);
142 cr.addAttr(theme, "pos", Integer.toString(f.getPosition()), true);
143 cr.addAttr(theme, "active", Integer.toString(f.getActive()), true);
144 cr.addAttr(theme, "index", Integer.toString(f.getIndex()), true);
145 cr.addAttr(theme, "description", f.getDescription(), true);
146
147 output.appendChild(theme);
148 }
149 }
150 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
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