Source Code Cross Referenced for WSDLHelper.java in  » ESB » open-esb » com » sun » jbi » messaging » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » ESB » open esb » com.sun.jbi.messaging.util 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * BEGIN_HEADER - DO NOT EDIT
003:         *
004:         * The contents of this file are subject to the terms
005:         * of the Common Development and Distribution License
006:         * (the "License").  You may not use this file except
007:         * in compliance with the License.
008:         *
009:         * You can obtain a copy of the license at
010:         * https://open-esb.dev.java.net/public/CDDLv1.0.html.
011:         * See the License for the specific language governing
012:         * permissions and limitations under the License.
013:         *
014:         * When distributing Covered Code, include this CDDL
015:         * HEADER in each file and include the License file at
016:         * https://open-esb.dev.java.net/public/CDDLv1.0.html.
017:         * If applicable add the following below this CDDL HEADER,
018:         * with the fields enclosed by brackets "[]" replaced with
019:         * your own identifying information: Portions Copyright
020:         * [year] [name of copyright owner]
021:         */
022:
023:        /*
024:         * @(#)WSDLHelper.java
025:         * Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
026:         *
027:         * END_HEADER - DO NOT EDIT
028:         */
029:        package com.sun.jbi.messaging.util;
030:
031:        import com.sun.jbi.messaging.LocalStringKeys;
032:        import com.sun.jbi.messaging.ExchangeFactory;
033:        import com.sun.jbi.messaging.ExchangePattern;
034:
035:        import com.sun.jbi.wsdl2.Description;
036:        import com.sun.jbi.wsdl2.Endpoint;
037:        import com.sun.jbi.wsdl2.Interface;
038:        import com.sun.jbi.wsdl2.InterfaceOperation;
039:        import com.sun.jbi.wsdl2.Service;
040:        import com.sun.jbi.wsdl2.WsdlReader;
041:        import com.sun.jbi.wsdl2.WsdlException;
042:        import com.sun.jbi.wsdl2.impl.WsdlFactory;
043:
044:        import java.net.URI;
045:        import java.util.ArrayList;
046:        import java.util.HashMap;
047:        import java.util.logging.Logger;
048:        import javax.xml.namespace.QName;
049:
050:        import org.w3c.dom.Document;
051:        import org.w3c.dom.Element;
052:        import org.w3c.dom.Node;
053:        import org.w3c.dom.NodeList;
054:
055:        /** Silly little utility object to help out in parsing WSDL for some NMR-specific
056:         *  requirements.  NOTE: this is built as a layer on top of our existing WSDL
057:         *  API.
058:         * @author Sun Microsystems, Inc.
059:         */
060:        public final class WSDLHelper {
061:            private static final String WSDL_11 = "http://schemas.xmlsoap.org/wsdl/";
062:            private static final String WSDL_20 = "http://www.w3.org/2005/05/wsdl";
063:
064:            private static final String TARGET_NS = "targetNamespace";
065:            private static final String BINDING = "binding";
066:            private static final String BINDING_TYPE = "type";
067:            private static final String PORTTYPE = "portType";
068:            private static final String SERVICE = "service";
069:            private static final String PORT = "port";
070:            private static final String NAME = "name";
071:            private static final String OPERATION = "operation";
072:            private static final String IN_MSG = "input";
073:            private static final String OUT_MSG = "output";
074:
075:            /** Entry point to WSDL API. */
076:            private static WsdlFactory mFactory;
077:            /** Reads WSDL definitions. */
078:            private static WsdlReader mReader;
079:
080:            private static Logger mLog = Logger
081:                    .getLogger("com.sun.jbi.messaging.util");
082:
083:            /** Static initializer for factory and reader objects. */
084:            static {
085:                mFactory = new WsdlFactory();
086:                mReader = mFactory.newWsdlReader();
087:            }
088:
089:            /** Uses the owner id of the reference to query the appopriate channel. */
090:            public static HashMap getOperationsForService(Document serviceDesc,
091:                    QName serviceName)
092:                    throws javax.jbi.messaging.MessagingException {
093:                HashMap operations;
094:                String version;
095:
096:                version = getWSDLVersion(serviceDesc);
097:
098:                if (version.equals(WSDL_11)) {
099:                    operations = getOperationsForService11(serviceDesc,
100:                            serviceName);
101:                } else {
102:                    operations = getOperationsForService20(serviceDesc,
103:                            serviceName);
104:                }
105:
106:                mLog.fine(Translator.translate(
107:                        LocalStringKeys.OPERATIONS_FOUND_FOR_SERVICE,
108:                        new Object[] { operations.size() + "", serviceName }));
109:
110:                return operations;
111:            }
112:
113:            public static QName[] getInterfacesForService(Document serviceDesc,
114:                    QName serviceName)
115:                    throws javax.jbi.messaging.MessagingException {
116:                QName[] interfaces;
117:                String version;
118:
119:                version = getWSDLVersion(serviceDesc);
120:
121:                if (version.equals(WSDL_11)) {
122:                    interfaces = getInterfacesForService11(serviceDesc,
123:                            serviceName);
124:                } else {
125:                    interfaces = getInterfacesForService20(serviceDesc,
126:                            serviceName);
127:                }
128:
129:                mLog.fine(Translator.translate(
130:                        LocalStringKeys.INTERFACES_FOUND_FOR_SERVICE,
131:                        new Object[] { interfaces.length + "", serviceName }));
132:
133:                return interfaces;
134:            }
135:
136:            private static HashMap getOperationsForService11(
137:                    Document serviceDesc, QName serviceName)
138:                    throws javax.jbi.messaging.MessagingException {
139:                HashMap operations = new HashMap();
140:                ArrayList portTypes;
141:                String namespace;
142:                Element definitions;
143:
144:                definitions = serviceDesc.getDocumentElement();
145:                namespace = getTargetNamespace(serviceDesc);
146:
147:                if (namespace != null
148:                        && serviceName.getNamespaceURI().equals(namespace)) {
149:                    portTypes = getPortTypes(definitions, serviceName
150:                            .getLocalPart());
151:
152:                    for (int i = 0; i < portTypes.size(); i++) {
153:                        Element portType = (Element) portTypes.get(i);
154:                        NodeList opList = portType.getElementsByTagNameNS(
155:                                WSDL_11, OPERATION);
156:
157:                        for (int j = 0; j < opList.getLength(); j++) {
158:                            Element op = (Element) opList.item(j);
159:                            QName name = new QName(namespace, op
160:                                    .getAttribute(NAME));
161:                            NodeList ins = op.getElementsByTagNameNS(WSDL_11,
162:                                    IN_MSG);
163:                            NodeList outs = op.getElementsByTagNameNS(WSDL_11,
164:                                    OUT_MSG);
165:
166:                            // All supported meps must have an in message
167:                            if (ins.getLength() > 0) {
168:                                if (outs.getLength() > 0) {
169:                                    operations.put(name.toString(),
170:                                            ExchangePattern.IN_OUT.toString());
171:                                } else {
172:                                    operations.put(name.toString(),
173:                                            ExchangePattern.IN_ONLY.toString());
174:                                }
175:                            }
176:                        }
177:                    }
178:                } else {
179:                    mLog.info(Translator.translate(
180:                            LocalStringKeys.WSDL_NS_MISMATCH,
181:                            new Object[] { serviceName }));
182:                }
183:
184:                return operations;
185:            }
186:
187:            private static HashMap getOperationsForService20(
188:                    Document serviceDesc, QName serviceName)
189:                    throws javax.jbi.messaging.MessagingException {
190:                HashMap operations = new HashMap();
191:                Description defs;
192:                Service service;
193:
194:                defs = readWSDL(serviceDesc, serviceName);
195:
196:                for (int i = 0; i < defs.getServicesLength(); i++) {
197:                    service = defs.getService(i);
198:                    if (service.getName().equals(serviceName.getLocalPart())) {
199:                        Interface interfaze;
200:                        InterfaceOperation[] iops;
201:
202:                        interfaze = service.getInterface();
203:                        iops = interfaze.getExtendedOperations();
204:
205:                        for (int j = 0; j < iops.length; j++) {
206:                            operations.put(iops[j].getQualifiedName()
207:                                    .toString(), iops[j].getPattern());
208:                        }
209:                        break;
210:                    }
211:                }
212:
213:                return operations;
214:            }
215:
216:            private static QName[] getInterfacesForService11(
217:                    Document serviceDesc, QName serviceName)
218:                    throws javax.jbi.messaging.MessagingException {
219:                QName[] interfaces;
220:                ArrayList portTypes;
221:                String namespace;
222:                Element definitions;
223:
224:                definitions = serviceDesc.getDocumentElement();
225:                namespace = getTargetNamespace(serviceDesc);
226:
227:                if (namespace != null
228:                        && serviceName.getNamespaceURI().equals(namespace)) {
229:                    portTypes = getPortTypes(definitions, serviceName
230:                            .getLocalPart());
231:                    interfaces = new QName[portTypes.size()];
232:
233:                    for (int i = 0; i < portTypes.size(); i++) {
234:                        Element portType = (Element) portTypes.get(i);
235:                        String name = portType.getAttribute(NAME);
236:
237:                        interfaces[i] = new QName(namespace, name);
238:                    }
239:                } else {
240:                    interfaces = new QName[0];
241:                    mLog.info(Translator.translate(
242:                            LocalStringKeys.WSDL_NS_MISMATCH,
243:                            new Object[] { serviceName }));
244:                }
245:
246:                return interfaces;
247:            }
248:
249:            private static QName[] getInterfacesForService20(
250:                    Document serviceDesc, QName serviceName)
251:                    throws javax.jbi.messaging.MessagingException {
252:                ArrayList interfaces = new ArrayList();
253:                Description defs;
254:                Service service;
255:
256:                defs = readWSDL(serviceDesc, serviceName);
257:
258:                for (int i = 0; i < defs.getServicesLength(); i++) {
259:                    service = defs.getService(i);
260:                    if (service.getName().equals(serviceName.getLocalPart())) {
261:                        Interface impl = service.getInterface();
262:                        Interface[] extended = impl.getExtendedInterfaces();
263:
264:                        interfaces.add(impl.getQName());
265:                        for (int j = 0; j < extended.length; j++) {
266:                            interfaces.add(extended[j].getQName());
267:                        }
268:
269:                        break;
270:                    }
271:                }
272:
273:                return (QName[]) interfaces.toArray(new QName[0]);
274:            }
275:
276:            private static String getWSDLVersion(Document description) {
277:                return description.getDocumentElement().getNamespaceURI();
278:            }
279:
280:            private static String getTargetNamespace(Document description) {
281:                String namespace = null;
282:                Element definitions;
283:
284:                definitions = description.getDocumentElement();
285:                namespace = definitions.getAttribute(TARGET_NS);
286:
287:                return namespace;
288:            }
289:
290:            private static ArrayList getPortTypes(Element definitions,
291:                    String serviceName) {
292:                NodeList services;
293:                NodeList bindings;
294:                NodeList portTypes;
295:                ArrayList result = new ArrayList();
296:                ArrayList bindingNames = new ArrayList();
297:                ArrayList portTypeNames = new ArrayList();
298:
299:                // get a list of service bindings
300:                services = definitions.getElementsByTagNameNS(WSDL_11, SERVICE);
301:                for (int i = 0; i < services.getLength(); i++) {
302:                    Element service = (Element) services.item(i);
303:                    if (service.getAttribute(NAME).equals(serviceName)) {
304:                        mLog.finer(Translator.translate(
305:                                LocalStringKeys.WSDL_11_SERVICE_FOUND,
306:                                new Object[] { serviceName }));
307:
308:                        NodeList ports = service.getElementsByTagNameNS(
309:                                WSDL_11, PORT);
310:                        for (int j = 0; j < ports.getLength(); j++) {
311:                            Element port = (Element) ports.item(j);
312:                            bindingNames.add(getLocalName(port
313:                                    .getAttribute(BINDING)));
314:                        }
315:
316:                        mLog.finer(Translator.translate(
317:                                LocalStringKeys.WSDL_11_BINDINGS_FOUND,
318:                                new Object[] { bindingNames.size() + "",
319:                                        serviceName }));
320:
321:                        break;
322:                    }
323:                }
324:
325:                // troll through the bindings we found to find port types
326:                bindings = definitions.getElementsByTagNameNS(WSDL_11, BINDING);
327:                for (int i = 0; i < bindings.getLength(); i++) {
328:                    Element binding = (Element) bindings.item(i);
329:                    String name = binding.getAttribute(NAME);
330:
331:                    // check to see if this is one of our service bindings
332:                    if (bindingNames.contains(name)) {
333:                        portTypeNames.add(getLocalName(binding
334:                                .getAttribute(BINDING_TYPE)));
335:                    }
336:                }
337:
338:                mLog.finer(Translator.translate(
339:                        LocalStringKeys.WSDL_11_PORT_TYPES_FOUND, new Object[] {
340:                                portTypeNames.size() + "", serviceName }));
341:
342:                // troll through port type definitions to find matches
343:                portTypes = definitions.getElementsByTagNameNS(WSDL_11,
344:                        PORTTYPE);
345:                for (int i = 0; i < portTypes.getLength(); i++) {
346:                    Element portType = (Element) portTypes.item(i);
347:                    String name = portType.getAttribute(NAME);
348:
349:                    // check to see if this is one of our service bindings
350:                    if (portTypeNames.contains(name)) {
351:                        result.add(portType);
352:                    }
353:                }
354:
355:                return result;
356:            }
357:
358:            private static String getLocalName(String qname) {
359:                if (qname.indexOf(':') != -1) {
360:                    qname = qname.split(":")[1];
361:                }
362:
363:                return qname;
364:            }
365:
366:            private static Description readWSDL(Document description,
367:                    QName serviceName)
368:                    throws javax.jbi.messaging.MessagingException {
369:                try {
370:                    return mReader.readDescription(null, description);
371:                } catch (java.io.IOException ioEx) {
372:                    throw new javax.jbi.messaging.MessagingException(Translator
373:                            .translate(LocalStringKeys.WSDL_IMPORT_ERROR,
374:                                    new Object[] { serviceName.toString(),
375:                                            ioEx.toString() }));
376:                } catch (WsdlException wEx) {
377:                    throw new javax.jbi.messaging.MessagingException(Translator
378:                            .translate(LocalStringKeys.WSDL_IMPORT_ERROR,
379:                                    new Object[] { serviceName.toString(),
380:                                            wEx.toString() }));
381:                }
382:            }
383:        }
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