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1
18
19 package de.gulden.framework.amoda.generic.metadata;
20
21 import de.gulden.framework.amoda.generic.data.*;
22 import de.gulden.framework.amoda.model.core.*;
23 import de.gulden.framework.amoda.model.metadata.*;
24 import de.gulden.framework.amoda.model.metadata.Metadata;
25 import de.gulden.util.Toolbox;
26 import de.gulden.util.xml.*;
27 import de.gulden.util.xml.XMLToolbox;
28 import de.gulden.util.xml.serializer.*;
29 import de.gulden.util.xml.serializer.XMLSerializableActive;
30 import java.lang.*;
31 import java.net.*;
32 import java.util.*;
33 import javax.swing.*;
34 import org.w3c.dom.*;
35
36
42 public class GenericMetadata implements Metadata, XMLSerializableActive {
43
44
48 protected static Hashtable titlesCache = new Hashtable();
49
50 protected static Hashtable iconsCache = new Hashtable();
51
52 protected Hashtable metadataEntries;
53
54 protected GenericMetadataSchema genericMetadataSchema;
55
56 public Collection genericMetadataEntry = new ArrayList();
57
58
59
63 public GenericMetadata() {
64 metadataEntries=new Hashtable();
65 }
66
67
68
72 public GenericMetadataSchema getGenericMetadataSchema() {
73 return genericMetadataSchema;
74 }
75
76 public void setGenericMetadataSchema(GenericMetadataSchema genericMetadataSchema) {
77 this.genericMetadataSchema = genericMetadataSchema;
78 }
79
80 public Collection getGenericMetadataEntrys() {
81 return genericMetadataEntry;
82 }
83
84 public void addGenericMetadataEntry(GenericMetadataEntry genericMetadataEntry) {
85 if (! this.genericMetadataEntry.contains(genericMetadataEntry)) {
86 this.genericMetadataEntry.add(genericMetadataEntry);
87 genericMetadataEntry.setGenericMetadata(this);
88 }
89 }
90
91 public void removeGenericMetadataEntry(GenericMetadataEntry genericMetadataEntry) {
92 boolean removed = this.genericMetadataEntry.remove(genericMetadataEntry);
93 if (removed) genericMetadataEntry.setGenericMetadata((GenericMetadata)null);
94 }
95
96 public String  get(String name) {
97 return get(name,"");
98 }
99
100 public String get(String name, String def) {
101 GenericMetadataEntry entry=(GenericMetadataEntry)getEntry(name);
103 if (entry!=null) {
104 String s=entry.getString();
105 if (s!=null) {
106 s = s.trim();
107 s = replaceMultipleBlanksWithLineBreaks(s);
108 return s;
109 } else {
110 return def;
111 }
112 } else {
113 return def;
114 }
115 }
116
117 public Collection getEntries() {
118 return getGenericMetadataEntrys();
119 }
120
121 public MetadataEntry getEntry(String name) {
122 return (MetadataEntry)metadataEntries.get(name);
123 }
124
125 public String toString() {
126 StringBuffer sb=new StringBuffer ();
127 for (Iterator it=getEntries().iterator();it.hasNext();) {
128 MetadataEntry entry=(MetadataEntry)it.next();
129 sb.append(entry.toString()+de.gulden.framework.amoda.generic.core.GenericApplicationEnvironment.NL);
130 }
131 return sb.toString();
132 }
133
134 public void set(String name, Object value) {
135 GenericMetadataEntry m=new GenericMetadataEntry(name,value);
136 addEntry(m);
137 }
138
139 public Element xmlSerialize(Document document, XMLSerializer serializer) {
140 throw new Error ("NOT IMPLEMENTED");
141 }
142
143 public void xmlDeserialize(Element element, XMLSerializer serializer) throws XMLException {
144 Element schemaTag=XMLToolbox.getChild(element,"metadata-schema");
145 if (schemaTag!=null) {
146 GenericMetadataSchema schema=new GenericMetadataSchema();
147 serializer.xmlDeserialize(schema,schemaTag);
148 setGenericMetadataSchema(schema);
149 }
150 Element e=XMLToolbox.getFirstChild(element);
152 while (e!=null) {
153 String name=e.getTagName();
154 String source=e.getAttribute("source"); String valueStr=XMLToolbox.getText(e);
156 if (Toolbox.empty(valueStr)) {
157 valueStr=XMLToolbox.getLangstring(e);
158 }
159 if (!Toolbox.empty(valueStr)) {
160 GenericMetadataEntry m=new GenericMetadataEntry();
161 m.setName(name);
162 m.setSource(source);
163 m.parseString(valueStr);
164 this.addEntry(m);
165 }
166 e=XMLToolbox.getNextSibling(e);
167 }
168 }
169
170 public MetadataSchema getSchema() {
171 return getGenericMetadataSchema();
172 }
173
174 protected void addEntry(GenericMetadataEntry entry) {
175 addGenericMetadataEntry(entry);
176 metadataEntries.put(entry.getName(),entry);
177 }
178
179
180
184 public static String findTitle(ApplicationMember member) {
185 String title=(String )titlesCache.get(member);
186 if (title==null) { title=member.getMetadata().get("title");
189 if (Toolbox.isEmpty(title)) {
190 if (member instanceof de.gulden.framework.amoda.generic.core.GenericApplicationMemberAbstract) {
192 de.gulden.framework.amoda.generic.core.GenericApplicationMemberAbstract m=(de.gulden.framework.amoda.generic.core.GenericApplicationMemberAbstract)member;
193 String id = m.getId();
194 de.gulden.framework.amoda.model.data.CompositeGroup parent = m.getParent();
195 if (parent != null) {
196 String parentId = parent.getId();
197 if (id.startsWith(parentId + ".")) { id = id.substring(parentId.length()+1);
199 }
200 }
201 title=Toolbox.capitalize(id).replace('-',' ').replace('_',' ').replace('.',' ');
202 }
203 }
204 titlesCache.put(member,title);
205 }
206 return title;
207 }
208
209 public static ImageIcon findIcon(ApplicationMember member) {
210 ImageIcon icon=(ImageIcon)iconsCache.get(member);
211 if (icon==null) { java.net.URL url=findIconResource(member);
213 if (url!=null) {
214 icon=new ImageIcon(url);
215 iconsCache.put(member,icon);
216 }
217 }
218 return icon;
219 }
220
221 public static URL findIconResource(ApplicationMember member) {
222 java.net.URL url=null;
223 String icon=member.getMetadata().get("icon").trim();
225 String base=member.getApplication().getOptions().getString("resource-base-icons");
226 if (!base.endsWith("/")) {
227 base+="/";
228 }
229 if (!Toolbox.empty(icon)) {
230 if (!icon.startsWith("/")) { icon=base+icon;
232 }
233 url=member.getClass().getResource(icon);
234 }
235 if (member instanceof de.gulden.framework.amoda.generic.core.GenericApplicationMemberAbstract) {
237 de.gulden.framework.amoda.generic.core.GenericApplicationMemberAbstract m=(de.gulden.framework.amoda.generic.core.GenericApplicationMemberAbstract)member;
238 icon=base+m.getId()+".png";
239 url=member.getClass().getResource(icon);
240 if (url==null) {
241 icon=base+m.getId()+".gif";
242 url=member.getClass().getResource(icon);
243 }
244 if (url==null) {
245 icon=base+m.getId()+".bmp";
246 url=member.getClass().getResource(icon);
247 }
248 if (url==null) {
249 icon=base+m.getId()+".jpg";
250 url=member.getClass().getResource(icon);
251 }
252 }
253 return url;
254 }
255
256 protected static String replaceMultipleBlanksWithLineBreaks(String s) {
257 int pos = 0;
258 char prev = 'X';
259 int startblank = -1;
260 while (pos < s.length()) {
261 char c = s.charAt(pos);
262 if (Character.isWhitespace(c)) {
263 if (!Character.isWhitespace(prev)) {
264 startblank = pos;
265 }
266 } else { if (Character.isWhitespace(prev)) { if ((pos - startblank) > 1) { return s.substring(0, startblank) + "\n" + replaceMultipleBlanksWithLineBreaks(s.substring(pos));
270 }
271 }
272 }
273 prev = c;
274 pos++;
275 }
276 if (Character.isWhitespace(prev)) { if ((pos - startblank) > 1) { return s.substring(0, startblank) + "\n";
279 }
280 }
281 return s;
282 }
283
284 } |
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