Mercurial > jdk8-mips64-public > jaxws / file comparison

comparison: src/share/jaxws_classes/com/sun/xml/internal/ws/model/AbstractWrapperBeanGenerator.java

src/share/jaxws_classes/com/sun/xml/internal/ws/model/AbstractWrapperBeanGenerator.java

changeset 286
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child 368
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284:88b85470e72c 286:f50545b5e2f1
1 /*
2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.xml.internal.ws.model;
27
28 import com.sun.istack.internal.NotNull;
29 import com.sun.xml.internal.bind.v2.model.annotation.AnnotationReader;
30 import com.sun.xml.internal.bind.v2.model.nav.Navigator;
31 import com.sun.xml.internal.ws.spi.db.BindingHelper;
32 import com.sun.xml.internal.ws.util.StringUtils;
33
34 import javax.jws.WebParam;
35 import javax.jws.WebResult;
36 import javax.xml.bind.annotation.*;
37 import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
38 import javax.xml.ws.WebServiceException;
39 import java.lang.annotation.Annotation;
40 import java.lang.reflect.InvocationHandler;
41 import java.lang.reflect.Method;
42 import java.lang.reflect.Proxy;
43 import java.util.*;
44 import java.util.logging.Logger;
45
46 /**
47 * Finds request/response wrapper and exception bean memebers.
48 *
49 * <p>
50 * It uses JAXB's {@link AnnotationReader}, {@link Navigator} so that
51 * tools can use this with annotation processing, and the runtime can use this with
52 * reflection.
53 *
54 * @author Jitendra Kotamraju
55 */
56 public abstract class AbstractWrapperBeanGenerator<T,C,M,A extends Comparable> {
57
58 private static final Logger LOGGER = Logger.getLogger(AbstractWrapperBeanGenerator.class.getName());
59
60 private static final String RETURN = "return";
61 private static final String EMTPY_NAMESPACE_ID = "";
62
63 private static final Class[] jaxbAnns = new Class[] {
64 XmlAttachmentRef.class, XmlMimeType.class, XmlJavaTypeAdapter.class,
65 XmlList.class, XmlElement.class
66 };
67
68 private static final Set<String> skipProperties = new HashSet<String>();
69 static{
70 skipProperties.add("getCause");
71 skipProperties.add("getLocalizedMessage");
72 skipProperties.add("getClass");
73 skipProperties.add("getStackTrace");
74 skipProperties.add("getSuppressed"); // JDK 7 adds this
75 }
76
77 private final AnnotationReader<T,C,?,M> annReader;
78 private final Navigator<T,C,?,M> nav;
79 private final BeanMemberFactory<T,A> factory;
80
81 protected AbstractWrapperBeanGenerator(AnnotationReader<T,C,?,M> annReader,
82 Navigator<T,C,?,M> nav, BeanMemberFactory<T,A> factory) {
83 this.annReader = annReader;
84 this.nav = nav;
85 this.factory = factory;
86 }
87
88 public static interface BeanMemberFactory<T,A> {
89 A createWrapperBeanMember(T paramType, String paramName, List<Annotation> jaxbAnnotations);
90 }
91
92 // Collects the JAXB annotations on a method
93 private List<Annotation> collectJAXBAnnotations(M method) {
94 List<Annotation> jaxbAnnotation = new ArrayList<Annotation>();
95 for(Class jaxbClass : jaxbAnns) {
96 Annotation ann = annReader.getMethodAnnotation(jaxbClass, method, null);
97 if (ann != null) {
98 jaxbAnnotation.add(ann);
99 }
100 }
101 return jaxbAnnotation;
102 }
103
104 // Collects the JAXB annotations on a parameter
105 private List<Annotation> collectJAXBAnnotations(M method, int paramIndex) {
106 List<Annotation> jaxbAnnotation = new ArrayList<Annotation>();
107 for(Class jaxbClass : jaxbAnns) {
108 Annotation ann = annReader.getMethodParameterAnnotation(jaxbClass, method, paramIndex, null);
109 if (ann != null) {
110 jaxbAnnotation.add(ann);
111 }
112 }
113 return jaxbAnnotation;
114 }
115
116 protected abstract T getSafeType(T type);
117
118 /**
119 * Returns Holder's value type.
120 *
121 * @return null if it not a Holder, otherwise return Holder's value type
122 */
123 protected abstract T getHolderValueType(T type);
124
125 protected abstract boolean isVoidType(T type);
126
127 /**
128 * Computes request bean members for a method. Collects all IN and INOUT
129 * parameters as request bean fields. In this process, if a parameter
130 * has any known JAXB annotations they are collected as well.
131 * Special processing for @XmlElement annotation is done.
132 *
133 * @param method SEI method for which request bean members are computed
134 * @return List of request bean members
135 */
136 public List<A> collectRequestBeanMembers(M method) {
137
138 List<A> requestMembers = new ArrayList<A>();
139 int paramIndex = -1;
140
141 for (T param : nav.getMethodParameters(method)) {
142 paramIndex++;
143 WebParam webParam = annReader.getMethodParameterAnnotation(WebParam.class, method, paramIndex, null);
144 if (webParam != null && (webParam.header() || webParam.mode().equals(WebParam.Mode.OUT))) {
145 continue;
146 }
147 T holderType = getHolderValueType(param);
148 // if (holderType != null && webParam != null && webParam.mode().equals(WebParam.Mode.IN)) {
149 // // Should we flag an error - holder cannot be IN part ??
150 // continue;
151 // }
152
153 T paramType = (holderType != null) ? holderType : getSafeType(param);
154 String paramName = (webParam != null && webParam.name().length() > 0)
155 ? webParam.name() : "arg"+paramIndex;
156 String paramNamespace = (webParam != null && webParam.targetNamespace().length() > 0)
157 ? webParam.targetNamespace() : EMTPY_NAMESPACE_ID;
158
159 // Collect JAXB annotations on a parameter
160 List<Annotation> jaxbAnnotation = collectJAXBAnnotations(method, paramIndex);
161
162 // If a parameter contains @XmlElement, process it.
163 processXmlElement(jaxbAnnotation, paramName, paramNamespace, paramType);
164 A member = factory.createWrapperBeanMember(paramType,
165 getPropertyName(paramName), jaxbAnnotation);
166 requestMembers.add(member);
167 }
168 return requestMembers;
169 }
170
171 /**
172 * Computes response bean members for a method. Collects all OUT and INOUT
173 * parameters as response bean fields. In this process, if a parameter
174 * has any known JAXB annotations they are collected as well.
175 * Special processing for @XmlElement annotation is done.
176 *
177 * @param method SEI method for which response bean members are computed
178 * @return List of response bean members
179 */
180 public List<A> collectResponseBeanMembers(M method) {
181
182 List<A> responseMembers = new ArrayList<A>();
183
184 // return that need to be part response wrapper bean
185 String responseElementName = RETURN;
186 String responseNamespace = EMTPY_NAMESPACE_ID;
187 boolean isResultHeader = false;
188 WebResult webResult = annReader.getMethodAnnotation(WebResult.class, method ,null);
189 if (webResult != null) {
190 if (webResult.name().length() > 0) {
191 responseElementName = webResult.name();
192 }
193 if (webResult.targetNamespace().length() > 0) {
194 responseNamespace = webResult.targetNamespace();
195 }
196 isResultHeader = webResult.header();
197 }
198 T returnType = getSafeType(nav.getReturnType(method));
199 if (!isVoidType(returnType) && !isResultHeader) {
200 List<Annotation> jaxbRespAnnotations = collectJAXBAnnotations(method);
201 processXmlElement(jaxbRespAnnotations, responseElementName, responseNamespace, returnType);
202 responseMembers.add(factory.createWrapperBeanMember(returnType, getPropertyName(responseElementName), jaxbRespAnnotations));
203 }
204
205 // Now parameters that need to be part response wrapper bean
206 int paramIndex = -1;
207 for (T param : nav.getMethodParameters(method)) {
208 paramIndex++;
209
210 T paramType = getHolderValueType(param);
211 WebParam webParam = annReader.getMethodParameterAnnotation(WebParam.class, method, paramIndex, null);
212 if (paramType == null || (webParam != null && webParam.header())) {
213 continue; // not a holder or a header - so don't add it
214 }
215
216 String paramName = (webParam != null && webParam.name().length() > 0)
217 ? webParam.name() : "arg"+paramIndex;
218 String paramNamespace = (webParam != null && webParam.targetNamespace().length() > 0)
219 ? webParam.targetNamespace() : EMTPY_NAMESPACE_ID;
220 List<Annotation> jaxbAnnotation = collectJAXBAnnotations(method, paramIndex);
221 processXmlElement(jaxbAnnotation, paramName, paramNamespace, paramType);
222 A member = factory.createWrapperBeanMember(paramType,
223 getPropertyName(paramName), jaxbAnnotation);
224 responseMembers.add(member);
225 }
226
227 return responseMembers;
228 }
229
230 private void processXmlElement(List<Annotation> jaxb, String elemName, String elemNS, T type) {
231 XmlElement elemAnn = null;
232 for (Annotation a : jaxb) {
233 if (a.annotationType() == XmlElement.class) {
234 elemAnn = (XmlElement) a;
235 jaxb.remove(a);
236 break;
237 }
238 }
239 String name = (elemAnn != null && !elemAnn.name().equals("##default"))
240 ? elemAnn.name() : elemName;
241
242 String ns = (elemAnn != null && !elemAnn.namespace().equals("##default"))
243 ? elemAnn.namespace() : elemNS;
244
245 boolean nillable = nav.isArray(type)
246 || (elemAnn != null && elemAnn.nillable());
247
248 boolean required = elemAnn != null && elemAnn.required();
249 XmlElementHandler handler = new XmlElementHandler(name, ns, nillable, required);
250 XmlElement elem = (XmlElement) Proxy.newProxyInstance(this.getClass().getClassLoader(), new Class<?>[]{XmlElement.class}, handler);
251 jaxb.add(elem);
252 }
253
254
255 private static class XmlElementHandler implements InvocationHandler {
256 private String name;
257 private String namespace;
258 private boolean nillable;
259 private boolean required;
260
261 XmlElementHandler(String name, String namespace, boolean nillable,
262 boolean required) {
263 this.name = name;
264 this.namespace = namespace;
265 this.nillable = nillable;
266 this.required = required;
267 }
268
269 public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
270 String methodName = method.getName();
271 if (methodName.equals("name")) {
272 return name;
273 } else if (methodName.equals("namespace")) {
274 return namespace;
275 } else if (methodName.equals("nillable")) {
276 return nillable;
277 } else if (methodName.equals("required")) {
278 return required;
279 } else {
280 throw new WebServiceException("Not handling "+methodName);
281 }
282 }
283 }
284
285 /**
286 * Computes and sorts exception bean members for a given exception as per
287 * the 3.7 section of the spec. It takes all getter properties in the
288 * exception and its superclasses(except getCause, getLocalizedMessage,
289 * getStackTrace, getClass). The returned collection is sorted based
290 * on the property names.
291 *
292 * <p>
293 * But if the exception has @XmlType its values are honored. Only the
294 * propOrder properties are considered. The returned collection is sorted
295 * as per the given propOrder.
296 *
297 * @param exception
298 * @return list of properties in the correct order for an exception bean
299 */
300 public Collection<A> collectExceptionBeanMembers(C exception) {
301 TreeMap<String, A> fields = new TreeMap<String, A>();
302 getExceptionProperties(exception, fields);
303
304 // Consider only the @XmlType(propOrder) properties
305 XmlType xmlType = annReader.getClassAnnotation(XmlType.class, exception, null);
306 if (xmlType != null) {
307 String[] propOrder = xmlType.propOrder();
308 // If not the default order of properties, use that propOrder
309 if (propOrder.length > 0 && propOrder[0].length() != 0) {
310 List<A> list = new ArrayList<A>();
311 for(String prop : propOrder) {
312 A a = fields.get(prop);
313 if (a != null) {
314 list.add(a);
315 } else {
316 throw new WebServiceException("Exception "+exception+
317 " has @XmlType and its propOrder contains unknown property "+prop);
318 }
319 }
320 return list;
321 }
322 }
323
324 return fields.values();
325 }
326
327
328 private void getExceptionProperties(C exception, TreeMap<String, A> fields) {
329 C sc = nav.getSuperClass(exception);
330 if (sc != null) {
331 getExceptionProperties(sc, fields);
332 }
333 Collection<? extends M> methods = nav.getDeclaredMethods(exception);
334
335 for (M method : methods) {
336
337 // 2.1.x is doing the following: no final static, transient, non-public
338 // transient cannot used as modifier for method, so not doing it now
339 if (!nav.isPublicMethod(method)
340 || (nav.isStaticMethod(method) && nav.isFinalMethod(method))) {
341 continue;
342 }
343
344 if (!nav.isPublicMethod(method)) {
345 continue;
346 }
347
348 String name = nav.getMethodName(method);
349
350 if (!(name.startsWith("get") || name.startsWith("is")) || skipProperties.contains(name) ||
351 name.equals("get") || name.equals("is")) {
352 // Don't bother with invalid propertyNames.
353 continue;
354 }
355
356 T returnType = getSafeType(nav.getReturnType(method));
357 if (nav.getMethodParameters(method).length == 0) {
358 String fieldName = name.startsWith("get")
359 ? StringUtils.decapitalize(name.substring(3))
360 : StringUtils.decapitalize(name.substring(2));
361 fields.put(fieldName, factory.createWrapperBeanMember(returnType, fieldName, Collections.<Annotation>emptyList()));
362 }
363 }
364
365 }
366
367 /**
368 * Gets the property name by mangling using JAX-WS rules
369 * @param name to be mangled
370 * @return property name
371 */
372 private static String getPropertyName(String name) {
373 String propertyName = BindingHelper.mangleNameToVariableName(name);
374 //We wont have to do this if JAXBRIContext.mangleNameToVariableName() takes
375 //care of mangling java identifiers
376 return getJavaReservedVarialbeName(propertyName);
377 }
378
379
380 //TODO MOVE Names.java to runtime (instead of doing the following)
381 /*
382 * See if its a java keyword name, if so then mangle the name
383 */
384 private static @NotNull String getJavaReservedVarialbeName(@NotNull String name) {
385 String reservedName = reservedWords.get(name);
386 return reservedName == null ? name : reservedName;
387 }
388
389 private static final Map<String, String> reservedWords;
390
391 static {
392 reservedWords = new HashMap<String, String>();
393 reservedWords.put("abstract", "_abstract");
394 reservedWords.put("assert", "_assert");
395 reservedWords.put("boolean", "_boolean");
396 reservedWords.put("break", "_break");
397 reservedWords.put("byte", "_byte");
398 reservedWords.put("case", "_case");
399 reservedWords.put("catch", "_catch");
400 reservedWords.put("char", "_char");
401 reservedWords.put("class", "_class");
402 reservedWords.put("const", "_const");
403 reservedWords.put("continue", "_continue");
404 reservedWords.put("default", "_default");
405 reservedWords.put("do", "_do");
406 reservedWords.put("double", "_double");
407 reservedWords.put("else", "_else");
408 reservedWords.put("extends", "_extends");
409 reservedWords.put("false", "_false");
410 reservedWords.put("final", "_final");
411 reservedWords.put("finally", "_finally");
412 reservedWords.put("float", "_float");
413 reservedWords.put("for", "_for");
414 reservedWords.put("goto", "_goto");
415 reservedWords.put("if", "_if");
416 reservedWords.put("implements", "_implements");
417 reservedWords.put("import", "_import");
418 reservedWords.put("instanceof", "_instanceof");
419 reservedWords.put("int", "_int");
420 reservedWords.put("interface", "_interface");
421 reservedWords.put("long", "_long");
422 reservedWords.put("native", "_native");
423 reservedWords.put("new", "_new");
424 reservedWords.put("null", "_null");
425 reservedWords.put("package", "_package");
426 reservedWords.put("private", "_private");
427 reservedWords.put("protected", "_protected");
428 reservedWords.put("public", "_public");
429 reservedWords.put("return", "_return");
430 reservedWords.put("short", "_short");
431 reservedWords.put("static", "_static");
432 reservedWords.put("strictfp", "_strictfp");
433 reservedWords.put("super", "_super");
434 reservedWords.put("switch", "_switch");
435 reservedWords.put("synchronized", "_synchronized");
436 reservedWords.put("this", "_this");
437 reservedWords.put("throw", "_throw");
438 reservedWords.put("throws", "_throws");
439 reservedWords.put("transient", "_transient");
440 reservedWords.put("true", "_true");
441 reservedWords.put("try", "_try");
442 reservedWords.put("void", "_void");
443 reservedWords.put("volatile", "_volatile");
444 reservedWords.put("while", "_while");
445 reservedWords.put("enum", "_enum");
446 }
447
448 }

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