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package javax.faces.component; |
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|
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import javax.el.ValueExpression; |
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import javax.faces.application.FacesMessage; |
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import javax.faces.context.FacesContext; |
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import javax.faces.el.EvaluationException; |
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import javax.faces.el.MethodBinding; |
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import javax.faces.el.ValueBinding; |
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import javax.faces.validator.Validator; |
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import javax.faces.validator.ValidatorException; |
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import java.util.Collection; |
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|
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|
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|
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|
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class _ComponentUtils |
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{ |
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public static final String V_ID_PREFIX = "__v_"; |
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public static final String RD_ID_PREFIX = "__rd_"; |
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public static final int UNIQUE_COMPONENT_V_IDS_SIZE = 50; |
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public static final int UNIQUE_COMPONENT_RD_IDS_SIZE = 50; |
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public static final String[] UNIQUE_COMPONENT_V_IDS; |
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public static final String[] UNIQUE_COMPONENT_RD_IDS; |
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|
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static |
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{ |
45 | 2 | String[] uniqueV = new String[UNIQUE_COMPONENT_V_IDS_SIZE]; |
46 | 2 | String[] uniqueRD = new String[UNIQUE_COMPONENT_RD_IDS_SIZE]; |
47 | 2 | StringBuilder bld = new StringBuilder(20); |
48 | 102 | for (int i = 0; i < UNIQUE_COMPONENT_V_IDS_SIZE; i++) |
49 | |
{ |
50 | 100 | uniqueV[i] = bld.append(UIViewRoot.UNIQUE_ID_PREFIX).append("__v_").append(i).toString(); |
51 | 100 | bld.setLength(0); |
52 | |
} |
53 | 102 | for (int i = 0; i < UNIQUE_COMPONENT_RD_IDS_SIZE; i++) |
54 | |
{ |
55 | 100 | uniqueRD[i] = bld.append(UIViewRoot.UNIQUE_ID_PREFIX).append("__rd_").append(i).toString(); |
56 | 100 | bld.setLength(0); |
57 | |
} |
58 | 2 | UNIQUE_COMPONENT_RD_IDS = uniqueRD; |
59 | 2 | UNIQUE_COMPONENT_V_IDS = uniqueV; |
60 | 2 | } |
61 | |
|
62 | |
private _ComponentUtils() |
63 | 0 | { |
64 | 0 | } |
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|
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static UIComponent findParentNamingContainer(UIComponent component, boolean returnRootIfNotFound) |
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{ |
68 | 316 | UIComponent parent = component.getParent(); |
69 | 316 | if (returnRootIfNotFound && parent == null) |
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{ |
71 | 2 | return component; |
72 | |
} |
73 | 486 | while (parent != null) |
74 | |
{ |
75 | 346 | if (parent instanceof NamingContainer) |
76 | |
{ |
77 | 174 | return parent; |
78 | |
} |
79 | 172 | if (returnRootIfNotFound) |
80 | |
{ |
81 | 2 | UIComponent nextParent = parent.getParent(); |
82 | 2 | if (nextParent == null) |
83 | |
{ |
84 | 0 | return parent; |
85 | |
} |
86 | 2 | parent = nextParent; |
87 | 2 | } |
88 | |
else |
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{ |
90 | 170 | parent = parent.getParent(); |
91 | |
} |
92 | |
} |
93 | 140 | return null; |
94 | |
} |
95 | |
|
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static UniqueIdVendor findParentUniqueIdVendor(UIComponent component) |
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{ |
98 | 46 | UIComponent parent = component.getParent(); |
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|
100 | 48 | while (parent != null) |
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{ |
102 | 6 | if (parent instanceof UniqueIdVendor) |
103 | |
{ |
104 | 4 | return (UniqueIdVendor) parent; |
105 | |
} |
106 | 2 | parent = parent.getParent(); |
107 | |
} |
108 | 42 | return null; |
109 | |
} |
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|
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static UIComponent getRootComponent(UIComponent component) |
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{ |
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UIComponent parent; |
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for (;;) |
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{ |
116 | 24 | parent = component.getParent(); |
117 | 24 | if (parent == null) |
118 | |
{ |
119 | 20 | return component; |
120 | |
} |
121 | 4 | component = parent; |
122 | |
} |
123 | |
} |
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static UIComponent findComponent(UIComponent findBase, String id, final char separatorChar) |
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{ |
139 | 74 | if (!(findBase instanceof NamingContainer) && idsAreEqual(id, findBase)) |
140 | |
{ |
141 | 20 | return findBase; |
142 | |
} |
143 | |
|
144 | 54 | int facetCount = findBase.getFacetCount(); |
145 | 54 | if (facetCount > 0) |
146 | |
{ |
147 | 0 | for (UIComponent facet : findBase.getFacets().values()) |
148 | |
{ |
149 | 0 | if (!(facet instanceof NamingContainer)) |
150 | |
{ |
151 | 0 | UIComponent find = findComponent(facet, id, separatorChar); |
152 | 0 | if (find != null) |
153 | |
{ |
154 | 0 | return find; |
155 | |
} |
156 | 0 | } |
157 | 0 | else if (idsAreEqual(id, facet)) |
158 | |
{ |
159 | 0 | return facet; |
160 | |
} |
161 | 0 | } |
162 | |
} |
163 | |
|
164 | 58 | for (int i = 0, childCount = findBase.getChildCount(); i < childCount; i++) |
165 | |
{ |
166 | 54 | UIComponent child = findBase.getChildren().get(i); |
167 | 54 | if (!(child instanceof NamingContainer)) |
168 | |
{ |
169 | 32 | UIComponent find = findComponent(child, id, separatorChar); |
170 | 32 | if (find != null) |
171 | |
{ |
172 | 32 | return find; |
173 | |
} |
174 | 0 | } |
175 | 22 | else if (idsAreEqual(id, child)) |
176 | |
{ |
177 | 18 | return child; |
178 | |
} |
179 | |
} |
180 | |
|
181 | 4 | if (findBase instanceof NamingContainer && idsAreEqual(id, findBase)) |
182 | |
{ |
183 | 0 | return findBase; |
184 | |
} |
185 | |
|
186 | 4 | return null; |
187 | |
} |
188 | |
|
189 | |
static UIComponent findComponentChildOrFacetFrom(UIComponent parent, String id, String innerExpr) |
190 | |
{ |
191 | 0 | if (parent.getFacetCount() > 0) |
192 | |
{ |
193 | 0 | for (UIComponent facet : parent.getFacets().values()) |
194 | |
{ |
195 | 0 | if (id.equals(facet.getId())) |
196 | |
{ |
197 | 0 | if (innerExpr == null) |
198 | |
{ |
199 | 0 | return facet; |
200 | |
} |
201 | 0 | else if (facet instanceof NamingContainer) |
202 | |
{ |
203 | 0 | UIComponent find = facet.findComponent(innerExpr); |
204 | 0 | if (find != null) |
205 | |
{ |
206 | 0 | return find; |
207 | |
} |
208 | 0 | } |
209 | |
} |
210 | 0 | else if (!(facet instanceof NamingContainer)) |
211 | |
{ |
212 | 0 | UIComponent find = findComponentChildOrFacetFrom(facet, id, innerExpr); |
213 | 0 | if (find != null) |
214 | |
{ |
215 | 0 | return find; |
216 | |
} |
217 | |
} |
218 | 0 | } |
219 | |
} |
220 | 0 | if (parent.getChildCount() > 0) |
221 | |
{ |
222 | 0 | for (int i = 0, childCount = parent.getChildCount(); i < childCount; i++) |
223 | |
{ |
224 | 0 | UIComponent child = parent.getChildren().get(i); |
225 | 0 | if (id.equals(child.getId())) |
226 | |
{ |
227 | 0 | if (innerExpr == null) |
228 | |
{ |
229 | 0 | return child; |
230 | |
} |
231 | 0 | else if (child instanceof NamingContainer) |
232 | |
{ |
233 | 0 | UIComponent find = child.findComponent(innerExpr); |
234 | 0 | if (find != null) |
235 | |
{ |
236 | 0 | return find; |
237 | |
} |
238 | 0 | } |
239 | |
} |
240 | 0 | else if (!(child instanceof NamingContainer)) |
241 | |
{ |
242 | 0 | UIComponent find = findComponentChildOrFacetFrom(child, id, innerExpr); |
243 | 0 | if (find != null) |
244 | |
{ |
245 | 0 | return find; |
246 | |
} |
247 | |
} |
248 | |
} |
249 | |
} |
250 | 0 | return null; |
251 | |
} |
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|
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|
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|
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|
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|
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private static boolean idsAreEqual(String id, UIComponent cmp) |
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{ |
259 | 76 | if (id.equals(cmp.getId())) |
260 | |
{ |
261 | 38 | return true; |
262 | |
} |
263 | |
|
264 | 38 | return false; |
265 | |
} |
266 | |
|
267 | |
static void callValidators(FacesContext context, UIInput input, Object convertedValue) |
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{ |
269 | |
|
270 | 30 | Validator[] validators = input.getValidators(); |
271 | 38 | for (int i = 0; i < validators.length; i++) |
272 | |
{ |
273 | 10 | Validator validator = validators[i]; |
274 | |
try |
275 | |
{ |
276 | 10 | validator.validate(context, input, convertedValue); |
277 | |
} |
278 | 4 | catch (ValidatorException e) |
279 | |
{ |
280 | 4 | input.setValid(false); |
281 | |
|
282 | 4 | String validatorMessage = input.getValidatorMessage(); |
283 | 4 | if (validatorMessage != null) |
284 | |
{ |
285 | 2 | context.addMessage(input.getClientId(context), new FacesMessage(FacesMessage.SEVERITY_ERROR, |
286 | |
validatorMessage, validatorMessage)); |
287 | |
} |
288 | |
else |
289 | |
{ |
290 | 2 | FacesMessage facesMessage = e.getFacesMessage(); |
291 | 2 | if (facesMessage != null) |
292 | |
{ |
293 | 2 | context.addMessage(input.getClientId(context), facesMessage); |
294 | |
} |
295 | 2 | Collection<FacesMessage> facesMessages = e.getFacesMessages(); |
296 | 2 | if (facesMessages != null) |
297 | |
{ |
298 | 0 | for (FacesMessage message : facesMessages) |
299 | |
{ |
300 | 0 | context.addMessage(input.getClientId(context), message); |
301 | 0 | } |
302 | |
} |
303 | |
} |
304 | 4 | } |
305 | |
} |
306 | |
|
307 | |
|
308 | |
|
309 | 28 | MethodBinding validatorBinding = input.getValidator(); |
310 | 28 | if (validatorBinding != null) |
311 | |
{ |
312 | |
try |
313 | |
{ |
314 | 4 | validatorBinding.invoke(context, new Object[] { context, input, convertedValue }); |
315 | |
} |
316 | 0 | catch (EvaluationException e) |
317 | |
{ |
318 | 0 | input.setValid(false); |
319 | 0 | Throwable cause = e.getCause(); |
320 | 0 | if (cause instanceof ValidatorException) |
321 | |
{ |
322 | 0 | String validatorMessage = input.getValidatorMessage(); |
323 | 0 | if (validatorMessage != null) |
324 | |
{ |
325 | 0 | context.addMessage(input.getClientId(context), new FacesMessage(FacesMessage.SEVERITY_ERROR, |
326 | |
validatorMessage, validatorMessage)); |
327 | |
} |
328 | |
else |
329 | |
{ |
330 | 0 | FacesMessage facesMessage = ((ValidatorException)cause).getFacesMessage(); |
331 | 0 | if (facesMessage != null) |
332 | |
{ |
333 | 0 | context.addMessage(input.getClientId(context), facesMessage); |
334 | |
} |
335 | 0 | Collection<FacesMessage> facesMessages = ((ValidatorException)cause).getFacesMessages(); |
336 | 0 | if (facesMessages != null) |
337 | |
{ |
338 | 0 | for (FacesMessage message : facesMessages) |
339 | |
{ |
340 | 0 | context.addMessage(input.getClientId(context), message); |
341 | 0 | } |
342 | |
} |
343 | |
} |
344 | 0 | } |
345 | |
else |
346 | |
{ |
347 | 0 | throw e; |
348 | |
} |
349 | 4 | } |
350 | |
} |
351 | 28 | } |
352 | |
|
353 | |
static String getStringValue(FacesContext context, ValueBinding vb) |
354 | |
{ |
355 | 0 | Object value = vb.getValue(context); |
356 | 0 | if (value == null) |
357 | |
{ |
358 | 0 | return null; |
359 | |
} |
360 | 0 | return value.toString(); |
361 | |
} |
362 | |
|
363 | |
@SuppressWarnings("unchecked") |
364 | |
static <T> T getExpressionValue(UIComponent component, String attribute, T overrideValue, T defaultValue) |
365 | |
{ |
366 | 0 | if (overrideValue != null) |
367 | |
{ |
368 | 0 | return overrideValue; |
369 | |
} |
370 | 0 | ValueExpression ve = component.getValueExpression(attribute); |
371 | 0 | if (ve != null) |
372 | |
{ |
373 | 0 | return (T)ve.getValue(component.getFacesContext().getELContext()); |
374 | |
} |
375 | 0 | return defaultValue; |
376 | |
} |
377 | |
|
378 | |
static String getPathToComponent(UIComponent component) |
379 | |
{ |
380 | 0 | StringBuffer buf = new StringBuffer(); |
381 | |
|
382 | 0 | if (component == null) |
383 | |
{ |
384 | 0 | buf.append("{Component-Path : "); |
385 | 0 | buf.append("[null]}"); |
386 | 0 | return buf.toString(); |
387 | |
} |
388 | |
|
389 | 0 | getPathToComponent(component, buf); |
390 | |
|
391 | 0 | buf.insert(0, "{Component-Path : "); |
392 | 0 | buf.append("}"); |
393 | |
|
394 | 0 | return buf.toString(); |
395 | |
} |
396 | |
|
397 | |
|
398 | |
|
399 | |
|
400 | |
|
401 | |
|
402 | |
static boolean isRendered(FacesContext facesContext, UIComponent uiComponent) |
403 | |
{ |
404 | |
|
405 | |
|
406 | |
try |
407 | |
{ |
408 | 36 | uiComponent.pushComponentToEL(facesContext, uiComponent); |
409 | 36 | return uiComponent.isRendered(); |
410 | |
} |
411 | |
finally |
412 | |
{ |
413 | 36 | uiComponent.popComponentFromEL(facesContext); |
414 | |
} |
415 | |
} |
416 | |
|
417 | |
private static void getPathToComponent(UIComponent component, StringBuffer buf) |
418 | |
{ |
419 | 0 | if (component == null) |
420 | |
{ |
421 | 0 | return; |
422 | |
} |
423 | |
|
424 | 0 | StringBuffer intBuf = new StringBuffer(); |
425 | |
|
426 | 0 | intBuf.append("[Class: "); |
427 | 0 | intBuf.append(component.getClass().getName()); |
428 | 0 | if (component instanceof UIViewRoot) |
429 | |
{ |
430 | 0 | intBuf.append(",ViewId: "); |
431 | 0 | intBuf.append(((UIViewRoot)component).getViewId()); |
432 | |
} |
433 | |
else |
434 | |
{ |
435 | 0 | intBuf.append(",Id: "); |
436 | 0 | intBuf.append(component.getId()); |
437 | |
} |
438 | 0 | intBuf.append("]"); |
439 | |
|
440 | 0 | buf.insert(0, intBuf.toString()); |
441 | |
|
442 | 0 | getPathToComponent(component.getParent(), buf); |
443 | 0 | } |
444 | |
} |