Source Code Cross Referenced for WSDLQueryHandler.java in  » EJB-Server-geronimo » plugins » org » apache » geronimo » axis2 » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » EJB Server geronimo » plugins » org.apache.geronimo.axis2 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /**
002:         * Licensed to the Apache Software Foundation (ASF) under one
003:         * or more contributor license agreements. See the NOTICE file
004:         * distributed with this work for additional information
005:         * regarding copyright ownership. The ASF licenses this file
006:         * to you under the Apache License, Version 2.0 (the
007:         * "License"); you may not use this file except in compliance
008:         * with the License. You may obtain a copy of the License at
009:         *
010:         * http://www.apache.org/licenses/LICENSE-2.0
011:         *
012:         * Unless required by applicable law or agreed to in writing,
013:         * software distributed under the License is distributed on an
014:         * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015:         * KIND, either express or implied. See the License for the
016:         * specific language governing permissions and limitations
017:         * under the License.
018:         */package org.apache.geronimo.axis2;
019:
020:        import java.io.OutputStream;
021:        import java.net.MalformedURLException;
022:        import java.net.URI;
023:        import java.net.URISyntaxException;
024:        import java.net.URL;
025:        import java.util.ArrayList;
026:        import java.util.Collection;
027:        import java.util.Iterator;
028:        import java.util.List;
029:        import java.util.Map;
030:        import java.util.concurrent.ConcurrentHashMap;
031:
032:        import javax.wsdl.Definition;
033:        import javax.wsdl.Import;
034:        import javax.wsdl.Port;
035:        import javax.wsdl.Service;
036:        import javax.wsdl.Types;
037:        import javax.wsdl.extensions.ExtensibilityElement;
038:        import javax.wsdl.extensions.schema.Schema;
039:        import javax.wsdl.extensions.schema.SchemaImport;
040:        import javax.wsdl.extensions.schema.SchemaReference;
041:        import javax.wsdl.extensions.soap.SOAPAddress;
042:        import javax.wsdl.extensions.soap12.SOAP12Address;
043:        import javax.wsdl.factory.WSDLFactory;
044:        import javax.wsdl.xml.WSDLReader;
045:        import javax.wsdl.xml.WSDLWriter;
046:        import javax.xml.namespace.QName;
047:        import javax.xml.transform.OutputKeys;
048:        import javax.xml.transform.Source;
049:        import javax.xml.transform.Transformer;
050:        import javax.xml.transform.TransformerException;
051:        import javax.xml.transform.TransformerFactory;
052:        import javax.xml.transform.dom.DOMSource;
053:        import javax.xml.transform.stream.StreamResult;
054:
055:        import org.apache.axis2.description.AxisService;
056:        import org.apache.commons.logging.Log;
057:        import org.apache.commons.logging.LogFactory;
058:        import org.apache.geronimo.webservices.WebServiceContainer.Request;
059:        import org.w3c.dom.Element;
060:        import org.w3c.dom.Node;
061:        import org.w3c.dom.NodeList;
062:
063:        public class WSDLQueryHandler {
064:
065:            private static final Log LOG = LogFactory
066:                    .getLog(WSDLQueryHandler.class);
067:
068:            private Map<String, Definition> mp = new ConcurrentHashMap<String, Definition>();
069:            private Map<String, SchemaReference> smp = new ConcurrentHashMap<String, SchemaReference>();
070:            private AxisService service;
071:
072:            public WSDLQueryHandler(AxisService service) {
073:                this .service = service;
074:            }
075:
076:            public void writeResponse(String baseUri, String wsdlUri,
077:                    OutputStream os) throws Exception {
078:
079:                int idx = baseUri.toLowerCase().indexOf("?wsdl");
080:                String base = null;
081:                String wsdl = "";
082:                String xsd = null;
083:                if (idx != -1) {
084:                    base = baseUri.substring(0, baseUri.toLowerCase().indexOf(
085:                            "?wsdl"));
086:                    wsdl = baseUri.substring(baseUri.toLowerCase().indexOf(
087:                            "?wsdl") + 5);
088:                    if (wsdl.length() > 0) {
089:                        wsdl = wsdl.substring(1);
090:                    }
091:                } else {
092:                    base = baseUri.substring(0, baseUri.toLowerCase().indexOf(
093:                            "?xsd="));
094:                    xsd = baseUri.substring(baseUri.toLowerCase().indexOf(
095:                            "?xsd=") + 5);
096:                }
097:
098:                if (!mp.containsKey(wsdl)) {
099:                    WSDLFactory factory = WSDLFactory.newInstance();
100:                    WSDLReader reader = factory.newWSDLReader();
101:                    reader.setFeature("javax.wsdl.importDocuments", true);
102:                    reader.setFeature("javax.wsdl.verbose", false);
103:                    Definition def = reader.readWSDL(wsdlUri);
104:                    updateDefinition(def, mp, smp, base);
105:                    updateServices(this .service.getName(), this .service
106:                            .getEndpointName(), def, base);
107:                    mp.put("", def);
108:                }
109:
110:                Element rootElement;
111:
112:                if (xsd == null) {
113:                    Definition def = mp.get(wsdl);
114:
115:                    WSDLFactory factory = WSDLFactory.newInstance();
116:                    WSDLWriter writer = factory.newWSDLWriter();
117:
118:                    rootElement = writer.getDocument(def).getDocumentElement();
119:                } else {
120:                    SchemaReference si = smp.get(xsd);
121:                    rootElement = si.getReferencedSchema().getElement();
122:                }
123:
124:                NodeList nl = rootElement.getElementsByTagNameNS(
125:                        "http://www.w3.org/2001/XMLSchema", "import");
126:                for (int x = 0; x < nl.getLength(); x++) {
127:                    Element el = (Element) nl.item(x);
128:                    String sl = el.getAttribute("schemaLocation");
129:                    if (smp.containsKey(sl)) {
130:                        el.setAttribute("schemaLocation", base + "?xsd=" + sl);
131:                    }
132:                }
133:                nl = rootElement.getElementsByTagNameNS(
134:                        "http://www.w3.org/2001/XMLSchema", "include");
135:                for (int x = 0; x < nl.getLength(); x++) {
136:                    Element el = (Element) nl.item(x);
137:                    String sl = el.getAttribute("schemaLocation");
138:                    if (smp.containsKey(sl)) {
139:                        el.setAttribute("schemaLocation", base + "?xsd=" + sl);
140:                    }
141:                }
142:                nl = rootElement.getElementsByTagNameNS(
143:                        "http://schemas.xmlsoap.org/wsdl/", "import");
144:                for (int x = 0; x < nl.getLength(); x++) {
145:                    Element el = (Element) nl.item(x);
146:                    String sl = el.getAttribute("location");
147:                    if (mp.containsKey(sl)) {
148:                        el.setAttribute("location", base + "?wsdl=" + sl);
149:                    }
150:                }
151:
152:                writeTo(rootElement, os);
153:            }
154:
155:            protected void updateDefinition(Definition def,
156:                    Map<String, Definition> done,
157:                    Map<String, SchemaReference> doneSchemas, String base) {
158:                Collection<List> imports = def.getImports().values();
159:                for (List lst : imports) {
160:                    List<Import> impLst = lst;
161:                    for (Import imp : impLst) {
162:                        String start = imp.getLocationURI();
163:                        try {
164:                            //check to see if it's aleady in a URL format.  If so, leave it.
165:                            new URL(start);
166:                        } catch (MalformedURLException e) {
167:                            done.put(start, imp.getDefinition());
168:                            updateDefinition(imp.getDefinition(), done,
169:                                    doneSchemas, base);
170:                        }
171:                    }
172:                }
173:
174:                /* This doesn't actually work.   Setting setSchemaLocationURI on the import
175:                 * for some reason doesn't actually result in the new URI being written
176:                 * */
177:                Types types = def.getTypes();
178:                if (types != null) {
179:                    for (ExtensibilityElement el : (List<ExtensibilityElement>) types
180:                            .getExtensibilityElements()) {
181:                        if (el instanceof  Schema) {
182:                            Schema see = (Schema) el;
183:                            updateSchemaImports(see, doneSchemas, base);
184:                        }
185:                    }
186:                }
187:            }
188:
189:            protected void updateSchemaImports(Schema schema,
190:                    Map<String, SchemaReference> doneSchemas, String base) {
191:                Collection<List> imports = schema.getImports().values();
192:                for (List lst : imports) {
193:                    List<SchemaImport> impLst = lst;
194:                    for (SchemaImport imp : impLst) {
195:                        String start = imp.getSchemaLocationURI();
196:                        if (start != null) {
197:                            try {
198:                                //check to see if it's aleady in a URL format.  If so, leave it.
199:                                new URL(start);
200:                            } catch (MalformedURLException e) {
201:                                if (!doneSchemas.containsKey(start)) {
202:                                    doneSchemas.put(start, imp);
203:                                    updateSchemaImports(imp
204:                                            .getReferencedSchema(),
205:                                            doneSchemas, base);
206:                                }
207:                            }
208:                        }
209:                    }
210:                }
211:                List<SchemaReference> includes = schema.getIncludes();
212:                for (SchemaReference included : includes) {
213:                    String start = included.getSchemaLocationURI();
214:                    if (start != null) {
215:                        try {
216:                            //check to see if it's aleady in a URL format.  If so, leave it.
217:                            new URL(start);
218:                        } catch (MalformedURLException e) {
219:                            if (!doneSchemas.containsKey(start)) {
220:                                doneSchemas.put(start, included);
221:                                updateSchemaImports(included
222:                                        .getReferencedSchema(), doneSchemas,
223:                                        base);
224:                            }
225:                        }
226:                    }
227:                }
228:            }
229:
230:            public static void writeTo(Node node, OutputStream os) {
231:                writeTo(new DOMSource(node), os);
232:            }
233:
234:            public static void writeTo(Source src, OutputStream os) {
235:                Transformer it;
236:                try {
237:                    it = TransformerFactory.newInstance().newTransformer();
238:                    it.setOutputProperty(OutputKeys.METHOD, "xml");
239:                    it.setOutputProperty(OutputKeys.INDENT, "yes");
240:                    it.setOutputProperty(
241:                            "{http://xml.apache.org/xslt}indent-amount", "4");
242:                    it.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION,
243:                            "false");
244:                    it.setOutputProperty(OutputKeys.ENCODING, "utf-8");
245:                    it.transform(src, new StreamResult(os));
246:                } catch (TransformerException e) {
247:                    // TODO Auto-generated catch block
248:                    e.printStackTrace();
249:                }
250:            }
251:
252:            private void updateServices(String serviceName, String portName,
253:                    Definition def, String baseUri) throws Exception {
254:                boolean updated = false;
255:                Map services = def.getServices();
256:                if (services != null) {
257:                    ArrayList<QName> servicesToRemove = new ArrayList<QName>();
258:
259:                    Iterator serviceIterator = services.entrySet().iterator();
260:                    while (serviceIterator.hasNext()) {
261:                        Map.Entry serviceEntry = (Map.Entry) serviceIterator
262:                                .next();
263:                        QName currServiceName = (QName) serviceEntry.getKey();
264:                        if (currServiceName.getLocalPart().equals(serviceName)) {
265:                            Service service = (Service) serviceEntry.getValue();
266:                            updatePorts(portName, service, baseUri);
267:                            updated = true;
268:                        } else {
269:                            servicesToRemove.add(currServiceName);
270:                        }
271:                    }
272:
273:                    for (QName serviceToRemove : servicesToRemove) {
274:                        def.removeService(serviceToRemove);
275:                    }
276:                }
277:                if (!updated) {
278:                    LOG.warn("WSDL '" + serviceName + "' service not found.");
279:                }
280:            }
281:
282:            private void updatePorts(String portName, Service service,
283:                    String baseUri) throws Exception {
284:                boolean updated = false;
285:                Map ports = service.getPorts();
286:                if (ports != null) {
287:                    ArrayList<String> portsToRemove = new ArrayList<String>();
288:
289:                    Iterator portIterator = ports.entrySet().iterator();
290:                    while (portIterator.hasNext()) {
291:                        Map.Entry portEntry = (Map.Entry) portIterator.next();
292:                        String currPortName = (String) portEntry.getKey();
293:                        if (currPortName.equals(portName)) {
294:                            Port port = (Port) portEntry.getValue();
295:                            updatePortLocation(port, baseUri);
296:                            updated = true;
297:                        } else {
298:                            portsToRemove.add(currPortName);
299:                        }
300:                    }
301:
302:                    for (String portToRemove : portsToRemove) {
303:                        service.removePort(portToRemove);
304:                    }
305:                }
306:                if (!updated) {
307:                    LOG.warn("WSDL '" + portName + "' port not found.");
308:                }
309:            }
310:
311:            private void updatePortLocation(Port port, String baseUri)
312:                    throws URISyntaxException {
313:                List<?> exts = port.getExtensibilityElements();
314:                if (exts != null && exts.size() > 0) {
315:                    ExtensibilityElement el = (ExtensibilityElement) exts
316:                            .get(0);
317:                    if (el instanceof  SOAP12Address) {
318:                        SOAP12Address add = (SOAP12Address) el;
319:                        add.setLocationURI(baseUri);
320:                    } else if (el instanceof  SOAPAddress) {
321:                        SOAPAddress add = (SOAPAddress) el;
322:                        add.setLocationURI(baseUri);
323:                    }
324:                }
325:            }
326:        }
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