svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.swing / org.gvsig.fmap.dal.swing.impl / src / main / java / org / gvsig / fmap / dal / swing / impl / expressionevaluator / FeatureAttributeElement.java @ 44191
History | View | Annotate | Download (5.48 KB)
1 |
package org.gvsig.fmap.dal.swing.impl.expressionevaluator; |
---|---|
2 |
|
3 |
import java.util.ArrayList; |
4 |
import java.util.Iterator; |
5 |
import java.util.List; |
6 |
import org.apache.commons.lang3.StringUtils; |
7 |
import org.gvsig.expressionevaluator.Function; |
8 |
import org.gvsig.expressionevaluator.swing.Element; |
9 |
import org.gvsig.expressionevaluator.swing.Element.GroupElement; |
10 |
import org.gvsig.expressionevaluator.swing.Element.SimpleElement; |
11 |
import org.gvsig.expressionevaluator.swing.Element.VariableElement; |
12 |
import org.gvsig.expressionevaluator.swing.ExpressionBuilderConfig; |
13 |
import org.gvsig.expressionevaluator.swing.spi.AbstractElement; |
14 |
import org.gvsig.expressionevaluator.swing.ExpressionEvaluatorSwingLocator; |
15 |
import org.gvsig.expressionevaluator.swing.ExpressionEvaluatorSwingManager; |
16 |
import org.gvsig.fmap.dal.feature.Feature; |
17 |
import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
18 |
import org.gvsig.fmap.dal.feature.FeatureSet; |
19 |
import org.gvsig.fmap.dal.feature.FeatureStore; |
20 |
import org.gvsig.tools.ToolsLocator; |
21 |
import org.gvsig.tools.exception.BaseException; |
22 |
import org.gvsig.tools.i18n.I18nManager; |
23 |
import org.gvsig.tools.visitor.VisitCanceledException; |
24 |
import org.gvsig.tools.visitor.Visitor; |
25 |
|
26 |
/**
|
27 |
*
|
28 |
* @author jjdelcerro
|
29 |
*/
|
30 |
public class FeatureAttributeElement |
31 |
extends AbstractElement
|
32 |
implements
|
33 |
GroupElement, |
34 |
SimpleElement, |
35 |
VariableElement |
36 |
{ |
37 |
|
38 |
final FeatureStore store;
|
39 |
final FeatureAttributeDescriptor attrdesc;
|
40 |
List<Element> elements; |
41 |
final ExpressionBuilderConfig configPanel;
|
42 |
boolean hasMoreElements;
|
43 |
|
44 |
FeatureAttributeElement(ExpressionBuilderConfig configPanel, FeatureStore store, FeatureAttributeDescriptor attrdesc) { |
45 |
super(attrdesc.getName(), "expressionbuilder-element-table-field"); |
46 |
this.configPanel = configPanel;
|
47 |
this.store = store;
|
48 |
this.attrdesc = attrdesc;
|
49 |
this.elements = null; |
50 |
this.hasMoreElements = false; |
51 |
} |
52 |
|
53 |
@Override
|
54 |
public String getTypeName() { |
55 |
return this.attrdesc.getDataTypeName(); |
56 |
} |
57 |
|
58 |
@Override
|
59 |
public Element get(int index) { |
60 |
return this.getElements().get(index); |
61 |
} |
62 |
|
63 |
@Override
|
64 |
public int size() { |
65 |
return this.getElements().size(); |
66 |
} |
67 |
|
68 |
@Override
|
69 |
public Iterator<Element> iterator() { |
70 |
return this.getElements().iterator(); |
71 |
} |
72 |
|
73 |
@Override
|
74 |
public void addElement(Element element) { |
75 |
|
76 |
} |
77 |
|
78 |
@Override
|
79 |
public void addElement(Function function) { |
80 |
|
81 |
} |
82 |
|
83 |
@Override
|
84 |
public void reload() { |
85 |
this.elements=null; |
86 |
hasMoreElements = false;
|
87 |
} |
88 |
|
89 |
@Override
|
90 |
public List<Element> getElements() { |
91 |
if( this.elements==null ) { |
92 |
hasMoreElements = false;
|
93 |
ExpressionEvaluatorSwingManager manager = ExpressionEvaluatorSwingLocator.getManager(); |
94 |
final List<Object> values = new ArrayList<>(); |
95 |
final int limit = this.configPanel==null? 60 : this.configPanel.getSimpleElementsLimit(); |
96 |
final long timeLimit = System.currentTimeMillis() + limit*1000; |
97 |
try {
|
98 |
FeatureSet set = this.store.getFeatureSet();
|
99 |
set.accept(new Visitor() {
|
100 |
@Override
|
101 |
public void visit(Object o) throws VisitCanceledException, BaseException { |
102 |
Object value = ((Feature)o).get(attrdesc.getName());
|
103 |
if( !values.contains(value ) ) {
|
104 |
values.add(value); |
105 |
} |
106 |
if( System.currentTimeMillis() > timeLimit ) { |
107 |
hasMoreElements = true;
|
108 |
throw new VisitCanceledException(); |
109 |
} |
110 |
} |
111 |
}); |
112 |
} catch(VisitCanceledException ex) {
|
113 |
|
114 |
} catch (Exception ex) { |
115 |
// FIXME
|
116 |
} |
117 |
this.elements = new ArrayList<>(); |
118 |
for (Object value : values) { |
119 |
this.elements.add(manager.createConstantElement(this.configPanel, value)); |
120 |
} |
121 |
} |
122 |
return this.elements; |
123 |
} |
124 |
|
125 |
@Override
|
126 |
public boolean hasSubgroups() { |
127 |
return false; |
128 |
} |
129 |
|
130 |
@Override
|
131 |
public String getSource() { |
132 |
return this.store.getName(); |
133 |
} |
134 |
|
135 |
@Override
|
136 |
public String getLabel() { |
137 |
return "Field"; |
138 |
} |
139 |
|
140 |
@Override
|
141 |
public boolean hasMoreElements() { |
142 |
return this.hasMoreElements; |
143 |
} |
144 |
|
145 |
@Override
|
146 |
public String getDescription() { |
147 |
I18nManager i18n = ToolsLocator.getI18nManager(); |
148 |
|
149 |
StringBuilder html = new StringBuilder(); |
150 |
html.append("<html>\n");
|
151 |
|
152 |
html.append("<b>").append(this.getLabel()).append("</b><br>\n<br>\n"); |
153 |
html.append("<b>").append(i18n.getTranslation("_Source")).append("</b> ").append(this.getSource()).append("<br>\n"); |
154 |
html.append("<b>").append(i18n.getTranslation("_Name")).append("</b> ").append(this.getName()).append("<br>\n"); |
155 |
html.append("<b>").append(i18n.getTranslation("_Type")).append("</b> ").append(this.getTypeName()).append("<br>\n"); |
156 |
if( !StringUtils.isBlank(this.attrdesc.getDescription()) && |
157 |
StringUtils.equalsAnyIgnoreCase(this.getName(), this.attrdesc.getDescription()) ) { |
158 |
html.append("<b>").append(i18n.getTranslation("_Description")).append("</b><br>\n"); |
159 |
html.append(this.attrdesc.getDescription().replace("\n", "<br>")).append("<br>\n"); |
160 |
} |
161 |
html.append("</html>\n");
|
162 |
return html.toString();
|
163 |
} |
164 |
|
165 |
|
166 |
} |