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16 package org.apache.myfaces.xdoclet;
17
18 import java.util.Properties  ;
19
20 import xdoclet.XDocletException;
21 import xdoclet.XDocletTagSupport;
22 import xjavadoc.XField;
23
24
33 public class WapFacesTagHandler extends XDocletTagSupport {
34 private int iter = 0;
35
36 public String componentFamily() throws XDocletException {
37 return (getTagValue(FOR_CLASS, "wapfaces.tag", "componentFamily", null, null, false, false));
38 }
39
40 public String rendererType() throws XDocletException {
41 return (getTagValue(FOR_CLASS, "wapfaces.tag", "rendererType", null, null, false, false));
42 }
43
44 public String tagName() throws XDocletException {
45 return (getTagValue(FOR_CLASS, "wapfaces.tag", "tagName", null, null, false, false));
46 }
47
48 public String tagBaseClass() throws XDocletException {
49 return (getTagValue(FOR_CLASS, "wapfaces.tag", "tagBaseClass", null, null, false, false));
50 }
51
52 public String bodyContent() throws XDocletException {
53 return (getTagValue(FOR_CLASS, "wapfaces.tag", "bodyContent", null, null, false, false));
54 }
55
56 private String attributeName(){
57 XField field = getCurrentField();
58 return(field.getName());
59 }
60
61 private String attributeType(){
62 XField field = getCurrentField();
63 return(field.getType().getQualifiedName());
64 }
65
66
69 public String attributeInitValue() throws XDocletException {
70 String value = getTagValue(FOR_FIELD, "wapfaces.attribute", "initValue", null, null, false, false);
71
72 if (value == null) return(attributeNullValue());
73 return (value);
74 }
75
76
77 public String attributeNullValue() throws XDocletException {
78 String type = attributeType();
79 if (type == null) throw new XDocletException("Missing(or wrong) attribute 'type' in property declaration.");
80 if (type.equals("boolean")) return("false");
81 if (type.equals("byte")) return("0");
82 if (type.equals("short")) return("0");
83 if (type.equals("int")) return("0");
84 if (type.equals("long")) return("0");
85 if (type.equals("float")) return("0.0");
86 if (type.equals("double")) return("0.0");
87 if (type.equals("char")) return("\u0000");
88 return("null");
89 }
90
91 public void ifIsAttributePrimitive(String template) throws XDocletException {
92 if (isAttributePrimitive())
93 generate(template);
94 }
95
96 public void ifIsNotAttributePrimitive(String template) throws XDocletException {
97 if (!isAttributePrimitive())
98 generate(template);
99 }
100
101
102 private boolean isAttributePrimitive() throws XDocletException {
103 String type = attributeType();
104 if (type == null) throw new XDocletException("Missing(or wrong) attribute 'type' in property declaration.");
105 if (type.equals("boolean") || type.equals("byte") || type.equals("short") ||
106 type.equals("int") || type.equals("long") || type.equals("float") ||
107 type.equals("double") || type.equals("char"))
108 return (true);
109
110 return(false);
111 }
112
113
114 public String classForType() throws XDocletException {
115
117 String type = attributeType();
118 try {
119 if (isAttributePrimitive()){
120 if (type != null && type.equals("int")) return("Integer");
122 else
123 return (firstLetterToUpperCase(type));
124 }
125 return (type);
126
127 } catch (Exception ex){
128 throw new XDocletException(ex.getMessage());
129 }
130 }
131
132 public String isAttributeRequired() throws XDocletException {
133 return(String.valueOf(attributeRequired()));
134 }
135
136 public void ifIsAttributeRequired(String template) throws XDocletException {
137 if (attributeRequired())
138 generate(template);
139 }
140
141 private boolean attributeRequired() throws XDocletException {
142 String value = getTagValue(FOR_FIELD, "wapfaces.attribute", "required", null, "false", false, false);
143
144 try {
145 return (stringToBoolean(value));
146 } catch (NumberFormatException ex) {
147 return(false);
148 }
149 }
150
151 public String isRtExprValue() throws XDocletException {
152 return(String.valueOf(rtExprValue()));
153 }
154
155 private boolean rtExprValue() throws XDocletException {
156 String value = getTagValue(FOR_FIELD, "wapfaces.attribute", "rtexprvalue", null, "false", false, false);
157
158 try {
159 return (stringToBoolean(value));
160 } catch (NumberFormatException ex) {
161 return(false);
162 }
163 }
164
165 public void ifIsAttributeValueBinding(String template) throws XDocletException {
166 if (isAttributeValueBinding())
167 generate(template);
168 }
169
170 public void ifIsNotAttributeValueBinding(String template) throws XDocletException {
171 if (!isAttributeValueBinding())
172 generate(template);
173 }
174
175 private boolean isAttributeValueBinding() throws XDocletException {
176 String value = getTagValue(FOR_FIELD, "wapfaces.attribute", "valueBinding", null, "false", false, false);
177
178 try {
179 return (stringToBoolean(value));
180 } catch (NumberFormatException ex) {
181 return(false);
182 }
183 }
184
185 public void ifIsNotAttributeAbstract(String template) throws XDocletException {
186 if (!isAttributeAbstract()) generate(template);
188 }
189
190 private boolean isAttributeAbstract() throws XDocletException {
191 String value = getTagValue(FOR_FIELD, "wapfaces.attribute", "abstract", null, "false", false, false);
192
193 try {
194 return (stringToBoolean(value));
195 } catch (NumberFormatException ex) {
196 return(false);
197 }
198 }
199
200 public void ifIsNotAttributeInherit(String template) throws XDocletException {
201 if (!isAttributeInherid()) generate(template);
203 }
204
205 private boolean isAttributeInherid() throws XDocletException {
206 String value = getTagValue(FOR_FIELD, "wapfaces.attribute", "inherit", null, "false", false, false);
207
208 try {
209 return (stringToBoolean(value));
210 } catch (NumberFormatException ex) {
211 return(false);
212 }
213 }
214
215 public void ifIsAttributeReplaced(String template) throws XDocletException{
216 if (isAttributeReplaced())
217 generate(template);
218 }
219
220 public void ifIsNotAttributeReplaced(String template) throws XDocletException{
221 if (!isAttributeReplaced()) generate(template);
223 }
224
225 private boolean isAttributeReplaced() throws XDocletException {
226 boolean isEmpty = getReplacedAttributeName() == null || "".endsWith(getReplacedAttributeName());
227
228 return(!isEmpty);
229 }
230
231 public String getReplacedAttributeName() throws XDocletException {
232 String value = getTagValue(FOR_FIELD, "wapfaces.attribute", "replaceWith", null, null, false, false);
233
234 return(value);
235 }
236
237 public String getterMethodName() throws XDocletException {
238 String name = attributeName();
239
240 try {
241 return (getterPrefix() + firstLetterToUpperCase(name));
242 } catch (Exception ex){
243 throw new XDocletException(ex.getMessage());
244 }
245 }
246
247
248 public String firstLetterToUpperCaseAttributeName() throws XDocletException {
249 String name = attributeName();
250
251 try {
252 return (firstLetterToUpperCase(name));
253 } catch (Exception ex){
254 throw new XDocletException(ex.getMessage());
255 }
256 }
257
258 public String setterMethodName() throws XDocletException {
259 String name = attributeName();
260 try {
261 return ("set" + firstLetterToUpperCase(name));
262 } catch (Exception ex){
263 throw new XDocletException(ex.getMessage());
264 }
265 }
266
267 public void iterateValue() {
268 iter = iter + 1;
269 }
270
271 public String iteratorValue() {
272 return (String.valueOf(iter));
273 }
274
275 public void setIterator(Properties prop) throws XDocletException {
276 String value = prop.getProperty("value");
277 try {
278 iter = Integer.parseInt(value);
279 } catch (NumberFormatException ex) {
280 throw new XDocletException("You have to set property 'value' in method setIterator. 'Value' is a integer number.");
281 }
282 }
283
284 private String getterPrefix(){
285 if ("boolean".equals(attributeType()))
286 return("is");
287 return("get");
288 }
289
290 private String firstLetterToUpperCase(String str) throws Exception {
291 if (str != null && str.length() > 0){
292 str = str.substring(0, 1).toUpperCase() + str.substring(1);
293 return (str);
294 }
295 else throw new Exception ("Attribut name error. Name must have at least one character.");
296 }
297
298 private boolean stringToBoolean(String str){
299 Boolean bool = Boolean.valueOf(str);
300 return(bool.booleanValue());
301 }
302 }
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