src/share/jaxws_classes/com/sun/xml/internal/ws/addressing/EPRSDDocumentFilter.java

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1 /*
2 * Copyright (c) 1997, 2012, 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.addressing;
27
28 import com.sun.xml.internal.ws.api.server.*;
29 import com.sun.xml.internal.ws.api.addressing.WSEndpointReference;
30 import com.sun.xml.internal.ws.api.addressing.AddressingVersion;
31 import com.sun.xml.internal.ws.api.streaming.XMLStreamReaderFactory;
32 import com.sun.xml.internal.ws.util.xml.XMLStreamWriterFilter;
33 import com.sun.xml.internal.ws.util.xml.XMLStreamReaderToXMLStreamWriter;
34 import com.sun.xml.internal.ws.server.WSEndpointImpl;
35 import com.sun.xml.internal.ws.wsdl.parser.WSDLConstants;
36 import com.sun.istack.internal.Nullable;
37 import com.sun.istack.internal.NotNull;
38
39 import javax.xml.stream.XMLStreamWriter;
40 import javax.xml.stream.XMLStreamException;
41 import javax.xml.stream.XMLStreamReader;
42 import javax.xml.namespace.NamespaceContext;
43 import java.io.IOException;
44 import java.util.List;
45 import java.util.Collection;
46 import java.util.Collections;
47
48 /**
49 * This class acts as a filter for the Extension elements in the wsa:EndpointReference in the wsdl.
50 * In addition to filtering the EPR extensions from WSDL, it adds the extensions configured by the JAX-WS runtime
51 * specifc to an endpoint.
52 *
53 * @author Rama Pulavarthi
54 */
55 public class EPRSDDocumentFilter implements SDDocumentFilter {
56 private final WSEndpointImpl<?> endpoint;
57 //initialize lazily
58 List<BoundEndpoint> beList;
59 public EPRSDDocumentFilter(@NotNull WSEndpointImpl<?> endpoint) {
60 this.endpoint = endpoint;
61 }
62
63 private @Nullable WSEndpointImpl<?> getEndpoint(String serviceName, String portName) {
64 if (serviceName == null || portName == null)
65 return null;
66 if (endpoint.getServiceName().getLocalPart().equals(serviceName) && endpoint.getPortName().getLocalPart().equals(portName))
67 return endpoint;
68
69 if(beList == null) {
70 //check if it is run in a Java EE Container and get hold of other endpoints in the application
71 Module module = endpoint.getContainer().getSPI(Module.class);
72 if (module != null) {
73 beList = module.getBoundEndpoints();
74 } else {
75 beList = Collections.<BoundEndpoint>emptyList();
76 }
77 }
78
79 for (BoundEndpoint be : beList) {
80 WSEndpoint wse = be.getEndpoint();
81 if (wse.getServiceName().getLocalPart().equals(serviceName) && wse.getPortName().getLocalPart().equals(portName)) {
82 return (WSEndpointImpl) wse;
83 }
84 }
85
86 return null;
87
88 }
89
90 public XMLStreamWriter filter(SDDocument doc, XMLStreamWriter w) throws XMLStreamException, IOException {
91 if (!doc.isWSDL()) {
92 return w;
93 }
94
95 return new XMLStreamWriterFilter(w) {
96 private boolean eprExtnFilterON = false; //when true, all writer events are filtered out
97
98 private boolean portHasEPR = false;
99 private int eprDepth = -1; // -1 -> outside wsa:epr, 0 -> on wsa:epr start/end , > 0 inside wsa:epr
100
101 private String serviceName = null; //non null when inside wsdl:service scope
102 private boolean onService = false; //flag to get service name when on wsdl:service element start
103 private int serviceDepth = -1; // -1 -> outside wsdl:service, 0 -> on wsdl:service start/end , > 0 inside wsdl:service
104
105 private String portName = null; //non null when inside wsdl:port scope
106 private boolean onPort = false; //flag to get port name when on wsdl:port element start
107 private int portDepth = -1; // -1 -> outside wsdl:port, 0 -> on wsdl:port start/end , > 0 inside wsdl:port
108
109 private String portAddress; // when a complete epr is written, endpoint address is used as epr address
110 private boolean onPortAddress = false; //flag to get endpoint address when on soap:address element start
111
112 private void handleStartElement(String localName, String namespaceURI) throws XMLStreamException {
113 resetOnElementFlags();
114 if (serviceDepth >= 0) {
115 serviceDepth++;
116 }
117 if (portDepth >= 0) {
118 portDepth++;
119 }
120 if (eprDepth >= 0) {
121 eprDepth++;
122 }
123
124 if (namespaceURI.equals(WSDLConstants.QNAME_SERVICE.getNamespaceURI()) && localName.equals(WSDLConstants.QNAME_SERVICE.getLocalPart())) {
125 onService = true;
126 serviceDepth = 0;
127 } else if (namespaceURI.equals(WSDLConstants.QNAME_PORT.getNamespaceURI()) && localName.equals(WSDLConstants.QNAME_PORT.getLocalPart())) {
128 if (serviceDepth >= 1) {
129 onPort = true;
130 portDepth = 0;
131 }
132 } else if (namespaceURI.equals(W3CAddressingConstants.WSA_NAMESPACE_NAME) && localName.equals("EndpointReference")) {
133 if (serviceDepth >= 1 && portDepth >= 1) {
134 portHasEPR = true;
135 eprDepth = 0;
136 }
137 } else if ((namespaceURI.equals(WSDLConstants.NS_SOAP_BINDING_ADDRESS.getNamespaceURI()) || namespaceURI.equals(WSDLConstants.NS_SOAP12_BINDING_ADDRESS.getNamespaceURI()))
138 && localName.equals("address") && portDepth ==1) {
139 onPortAddress = true;
140 }
141 WSEndpoint endpoint = getEndpoint(serviceName,portName);
142 //filter epr for only for the port corresponding to this endpoint
143 //if (service.getLocalPart().equals(serviceName) && port.getLocalPart().equals(portName)) {
144 if ( endpoint != null) {
145 if ((eprDepth == 1) && !namespaceURI.equals(W3CAddressingConstants.WSA_NAMESPACE_NAME)) {
146 //epr extension element
147 eprExtnFilterON = true;
148
149 }
150
151 /*
152 if (eprExtnFilterON) {
153 writeEPRExtensions();
154 }
155 */
156 }
157 }
158
159 private void resetOnElementFlags() {
160 if (onService) {
161 onService = false;
162 }
163 if (onPort) {
164 onPort = false;
165 }
166 if (onPortAddress) {
167 onPortAddress = false;
168 }
169
170 }
171
172
173 private void writeEPRExtensions(Collection<WSEndpointReference.EPRExtension> eprExtns) throws XMLStreamException {
174 if (eprExtns != null) {
175 for (WSEndpointReference.EPRExtension e : eprExtns) {
176 XMLStreamReaderToXMLStreamWriter c = new XMLStreamReaderToXMLStreamWriter();
177 XMLStreamReader r = e.readAsXMLStreamReader();
178 c.bridge(r, writer);
179 XMLStreamReaderFactory.recycle(r);
180 }
181 }
182 }
183
184 @Override
185 public void writeStartElement(String prefix, String localName, String namespaceURI) throws XMLStreamException {
186 handleStartElement(localName, namespaceURI);
187 if (!eprExtnFilterON) {
188 super.writeStartElement(prefix, localName, namespaceURI);
189 }
190 }
191
192 @Override
193 public void writeStartElement(String namespaceURI, String localName) throws XMLStreamException {
194 handleStartElement(localName, namespaceURI);
195 if (!eprExtnFilterON) {
196 super.writeStartElement(namespaceURI, localName);
197 }
198 }
199
200 @Override
201 public void writeStartElement(String localName) throws XMLStreamException {
202 if (!eprExtnFilterON) {
203 super.writeStartElement(localName);
204 }
205 }
206
207 private void handleEndElement() throws XMLStreamException {
208 resetOnElementFlags();
209 //End of wsdl:port, write complete EPR if not present.
210 if (portDepth == 0) {
211
212 if (!portHasEPR && getEndpoint(serviceName,portName) != null) {
213
214 //write the complete EPR with address.
215 writer.writeStartElement(AddressingVersion.W3C.getPrefix(),"EndpointReference", AddressingVersion.W3C.nsUri );
216 writer.writeNamespace(AddressingVersion.W3C.getPrefix(), AddressingVersion.W3C.nsUri);
217 writer.writeStartElement(AddressingVersion.W3C.getPrefix(), AddressingVersion.W3C.eprType.address, AddressingVersion.W3C.nsUri);
218 writer.writeCharacters(portAddress);
219 writer.writeEndElement();
220 writeEPRExtensions(getEndpoint(serviceName, portName).getEndpointReferenceExtensions());
221 writer.writeEndElement();
222
223 }
224 }
225 //End of wsa:EndpointReference, write EPR extension elements
226 if (eprDepth == 0) {
227 if (portHasEPR && getEndpoint(serviceName,portName) != null) {
228 writeEPRExtensions(getEndpoint(serviceName, portName).getEndpointReferenceExtensions());
229 }
230 eprExtnFilterON = false;
231 }
232
233 if(serviceDepth >= 0 ) {
234 serviceDepth--;
235 }
236 if(portDepth >= 0) {
237 portDepth--;
238 }
239 if(eprDepth >=0) {
240 eprDepth--;
241 }
242
243 if (serviceDepth == -1) {
244 serviceName = null;
245 }
246 if (portDepth == -1) {
247 portHasEPR = false;
248 portAddress = null;
249 portName = null;
250 }
251 }
252
253 @Override
254 public void writeEndElement() throws XMLStreamException {
255 handleEndElement();
256 if (!eprExtnFilterON) {
257 super.writeEndElement();
258 }
259 }
260
261 private void handleAttribute(String localName, String value) {
262 if (localName.equals("name")) {
263 if (onService) {
264 serviceName = value;
265 onService = false;
266 } else if (onPort) {
267 portName = value;
268 onPort = false;
269 }
270 }
271 if (localName.equals("location") && onPortAddress) {
272 portAddress = value;
273 }
274
275
276 }
277
278 @Override
279 public void writeAttribute(String prefix, String namespaceURI, String localName, String value) throws XMLStreamException {
280 handleAttribute(localName, value);
281 if (!eprExtnFilterON) {
282 super.writeAttribute(prefix, namespaceURI, localName, value);
283 }
284 }
285
286 @Override
287 public void writeAttribute(String namespaceURI, String localName, String value) throws XMLStreamException {
288 handleAttribute(localName, value);
289 if (!eprExtnFilterON) {
290 super.writeAttribute(namespaceURI, localName, value);
291 }
292 }
293
294 @Override
295 public void writeAttribute(String localName, String value) throws XMLStreamException {
296 handleAttribute(localName, value);
297 if (!eprExtnFilterON) {
298 super.writeAttribute(localName, value);
299 }
300 }
301
302
303 @Override
304 public void writeEmptyElement(String namespaceURI, String localName) throws XMLStreamException {
305 if (!eprExtnFilterON) {
306 super.writeEmptyElement(namespaceURI, localName);
307 }
308 }
309
310 @Override
311 public void writeNamespace(String prefix, String namespaceURI) throws XMLStreamException {
312 if (!eprExtnFilterON) {
313 super.writeNamespace(prefix, namespaceURI);
314 }
315 }
316
317 @Override
318 public void setNamespaceContext(NamespaceContext context) throws XMLStreamException {
319 if (!eprExtnFilterON) {
320 super.setNamespaceContext(context);
321 }
322 }
323
324 @Override
325 public void setDefaultNamespace(String uri) throws XMLStreamException {
326 if (!eprExtnFilterON) {
327 super.setDefaultNamespace(uri);
328 }
329 }
330
331 @Override
332 public void setPrefix(String prefix, String uri) throws XMLStreamException {
333 if (!eprExtnFilterON) {
334 super.setPrefix(prefix, uri);
335 }
336 }
337
338 @Override
339 public void writeProcessingInstruction(String target, String data) throws XMLStreamException {
340 if (!eprExtnFilterON) {
341 super.writeProcessingInstruction(target, data);
342 }
343 }
344
345 @Override
346 public void writeEmptyElement(String prefix, String localName, String namespaceURI) throws XMLStreamException {
347 if (!eprExtnFilterON) {
348 super.writeEmptyElement(prefix, localName, namespaceURI);
349 }
350 }
351
352 @Override
353 public void writeCData(String data) throws XMLStreamException {
354 if (!eprExtnFilterON) {
355 super.writeCData(data);
356 }
357 }
358
359 @Override
360 public void writeCharacters(String text) throws XMLStreamException {
361 if (!eprExtnFilterON) {
362 super.writeCharacters(text);
363 }
364 }
365
366 @Override
367 public void writeComment(String data) throws XMLStreamException {
368 if (!eprExtnFilterON) {
369 super.writeComment(data);
370 }
371 }
372
373 @Override
374 public void writeDTD(String dtd) throws XMLStreamException {
375 if (!eprExtnFilterON) {
376 super.writeDTD(dtd);
377 }
378 }
379
380 @Override
381 public void writeDefaultNamespace(String namespaceURI) throws XMLStreamException {
382 if (!eprExtnFilterON) {
383 super.writeDefaultNamespace(namespaceURI);
384 }
385 }
386
387 @Override
388 public void writeEmptyElement(String localName) throws XMLStreamException {
389 if (!eprExtnFilterON) {
390 super.writeEmptyElement(localName);
391 }
392 }
393
394 @Override
395 public void writeEntityRef(String name) throws XMLStreamException {
396 if (!eprExtnFilterON) {
397 super.writeEntityRef(name);
398 }
399 }
400
401 @Override
402 public void writeProcessingInstruction(String target) throws XMLStreamException {
403 if (!eprExtnFilterON) {
404 super.writeProcessingInstruction(target);
405 }
406 }
407
408
409 @Override
410 public void writeCharacters(char[] text, int start, int len) throws XMLStreamException {
411 if (!eprExtnFilterON) {
412 super.writeCharacters(text, start, len);
413 }
414 }
415
416 };
417
418 }
419
420 }

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