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1
11
12 package org.jivesoftware.messenger.forms.spi;
13
14 import java.util.ArrayList  ;
15 import java.util.Collections ;
16 import java.util.Iterator ;
17 import java.util.List ;
18 import org.dom4j.DocumentHelper;
19 import org.dom4j.Element;
20 import org.dom4j.QName;
21 import org.jivesoftware.messenger.forms.FormField;
22
23
29 public class XFormFieldImpl implements FormField {
30
31 private String description;
32 private boolean required = false;
33 private String label;
34 private String variable;
35 private String type;
36 private List <Option> options = new ArrayList <Option>();
37 private List <String > values = new ArrayList <String >();
38
39 public XFormFieldImpl() {
40 super();
41 }
42
43 public XFormFieldImpl(String variable) {
44 this.variable = variable;
45 }
46
47 public String getNamespace() {
48 return "jabber:x:data";
50 }
51
52 public void setNamespace(String namespace) {
53 }
56
57 public String getName() {
58 return "x";
60 }
61
62 public void setName(String name) {
63 }
66
67 public Element asXMLElement() {
68 Element field = DocumentHelper.createElement(QName.get("field", "jabber:x:data"));
69 if (getLabel() != null) {
70 field.addAttribute("label", getLabel());
71 }
72 if (getVariable() != null) {
73 field.addAttribute("var", getVariable());
74 }
75 if (getType() != null) {
76 field.addAttribute("type", getType());
77 }
78
79 if (getDescription() != null) {
80 field.addElement("desc").addText(getDescription());
81 }
82 if (isRequired()) {
83 field.addElement("required");
84 }
85 if (values.size() > 0) {
87 Iterator <String > valuesItr = getValues();
88 while (valuesItr.hasNext()) {
89 field.addElement("value").addText(valuesItr.next());
90 }
91 }
92 if (options.size() > 0) {
94 Iterator <Option> optionsItr = getOptions();
95 while (optionsItr.hasNext()) {
96 field.add((optionsItr.next()).asXMLElement());
97 }
98 }
99
100
106
107 return field;
108 }
109
110 public void addValue(String value) {
111 if (value == null) {
112 value = "";
113 }
114 synchronized (values) {
115 values.add(value);
116 }
117 }
118
119 public void clearValues() {
120 synchronized (values) {
121 values.clear();
122 }
123 }
124
125 public void addOption(String label, String value) {
126 synchronized (options) {
127 options.add(new Option(label, value));
128 }
129 }
130
131 public void setType(String type) {
132 this.type = type;
133 }
134
135 public void setRequired(boolean required) {
136 this.required = required;
137 }
138
139 public void setLabel(String label) {
140 this.label = label;
141 }
142
143 public void setDescription(String description) {
144 this.description = description;
145 }
146
147 public boolean isRequired() {
148 return required;
149 }
150
151 public String getVariable() {
152 return variable;
153 }
154
155 public Iterator <String > getValues() {
156 synchronized (values) {
157 return Collections.unmodifiableList(new ArrayList <String >(values)).iterator();
158 }
159 }
160
161 public String getType() {
162 return type;
163 }
164
165
171 private Iterator <Option> getOptions() {
172 synchronized (options) {
173 return Collections.unmodifiableList(new ArrayList <Option>(options)).iterator();
174 }
175 }
176
177 public String getLabel() {
178 return label;
179 }
180
181 public String getDescription() {
182 return description;
183 }
184
185 public void parse(Element formElement) {
186 variable = formElement.attributeValue("var");
187 setLabel(formElement.attributeValue("label"));
188 setType(formElement.attributeValue("type"));
189
190 Element descElement = formElement.element("desc");
191 if (descElement != null) {
192 setDescription(descElement.getTextTrim());
193 }
194 if (formElement.element("required") != null) {
195 setRequired(true);
196 }
197 Iterator valueElements = formElement.elementIterator("value");
198 while (valueElements.hasNext()) {
199 addValue(((Element)valueElements.next()).getTextTrim());
200 }
201 Iterator optionElements = formElement.elementIterator("option");
202 Element optionElement;
203 while (optionElements.hasNext()) {
204 optionElement = (Element)optionElements.next();
205 addOption(optionElement.attributeValue("label"), optionElement.elementTextTrim("value"));
206 }
207 }
208
209 public String toString() {
210 return "XFormFieldImpl " + Integer.toHexString(hashCode()) + " " + getVariable() + ">" + values
211 + " o: " + (options.isEmpty() ? "no options" : options.toString());
212 }
213
214
219 private static class Option {
220 private String label;
221 private String value;
222
223 public Option(String label, String value) {
224 this.label = label;
225 this.value = value;
226 }
227
228
233 public String getLabel() {
234 return label;
235 }
236
237
242 public String getValue() {
243 return value;
244 }
245
246 public Element asXMLElement() {
247 Element option = DocumentHelper.createElement(QName.get("option", "jabber:x:data"));
248 if (getLabel() != null) {
249 option.addAttribute("label", getLabel());
250 }
251 if (getValue() != null) {
252 option.addElement("value").addText(getValue());
253 }
254 return option;
255 }
256 }
257 } |
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