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/**
* Copyright (c) 2012-2013 Reficio (TM) - Reestablish your software!. All Rights Reserved.
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.reficio.ws.common;
import com.ibm.wsdl.util.xml.DOM2Writer;
import org.reficio.ws.SoapException;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.wsdl.Definition;
import javax.wsdl.Import;
import javax.wsdl.Service;
import javax.wsdl.Types;
import javax.wsdl.extensions.schema.Schema;
import javax.wsdl.extensions.schema.SchemaImport;
import javax.wsdl.extensions.schema.SchemaReference;
import javax.wsdl.factory.WSDLFactory;
import javax.wsdl.xml.WSDLWriter;
import java.io.File;
import java.io.FileOutputStream;
import java.util.*;
/**
* This class was taken from Axis2 code. It's main responsibility is to marshall wsdl4j Definition instance back into the XML format.
* By default it only marshalled the WSDL hierarchy. It was adjusted in such a way that it recursively marshalls XSD schemas as well.
*
* @author Tom Bujok
* @since 1.0.0
*/
public class Wsdl11Writer {
public static final String IMPORT_TAG = "import";
public static final String INCLUDE_TAG = "include";
public static final String SCHEMA_LOCATION = "schemaLocation";
private File baseFolder = null;
private int count;
public Wsdl11Writer(File baseFolder) {
this.baseFolder = baseFolder;
this.count = 0;
}
public void writeWSDL(String name, Definition definition) {
try {
Map baseURIwsdlNameMap = new HashMap();
// add the initial definition to the map
baseURIwsdlNameMap.put(definition.getDocumentBaseURI(), name + ".wsdl");
writeWSDL(definition, name + ".wsdl", new HashMap(), baseURIwsdlNameMap);
} catch (Exception e) {
throw new SoapException("WSDL writing failed!", e);
}
}
@SuppressWarnings("unchecked")
private void writeWSDL(Definition definition,
String fileName,
Map changedMap,
Map baseURIwsdlNameMap) throws Exception {
// first process the imports and save them.
Map imports = definition.getImports();
if (imports != null && (imports.size() > 0)) {
Vector importsVector = null;
Import wsdlImport = null;
String wsdlName = null;
String wsdlLocation = null;
for (Iterator improtsVectorIter = imports.values().iterator();
improtsVectorIter.hasNext(); ) {
importsVector = (Vector) improtsVectorIter.next();
for (Iterator importsIter = importsVector.iterator(); importsIter.hasNext(); ) {
wsdlImport = (Import) importsIter.next();
wsdlLocation = wsdlImport.getDefinition().getDocumentBaseURI();
// we have to process this wsdl file only if it has not been processed earlier
if (!baseURIwsdlNameMap.containsKey(wsdlLocation)) {
wsdlName = wsdlLocation.substring(wsdlLocation.lastIndexOf('/') + 1);
if (!wsdlName.endsWith(".wsdl") && !wsdlName.endsWith(".xsd")) {
// this seems to be an online wsdl so we generate a dummy name
if (wsdlName.indexOf("xsd") > -1) {
wsdlName = "xsd" + count++ + ".xsd";
} else {
wsdlName = "wsdl" + count++ + ".wsdl";
}
}
//trim the wsdl part
while (baseURIwsdlNameMap.containsValue(wsdlName)) {
// import file name can either be xsd or wsdl
String fileNamePart = wsdlName.substring(0, wsdlName.lastIndexOf("."));
String extension = wsdlName.substring(wsdlName.lastIndexOf("."));
wsdlName = fileNamePart + count++ + extension;
}
wsdlName = normalizeName(wsdlName);
baseURIwsdlNameMap.put(wsdlLocation, wsdlName);
Definition innerDefinition = wsdlImport.getDefinition();
writeWSDL(innerDefinition, wsdlName, changedMap, baseURIwsdlNameMap);
}
wsdlImport.setLocationURI((String) baseURIwsdlNameMap.get(wsdlLocation));
}
}
}
// change the locations on the imported schemas
processSchemas(definition, changedMap);
// finally save the file
WSDLWriter wsdlWriter = WSDLFactory.newInstance().newWSDLWriter();
// wsdlWriter.setFeature("javax.wsdl.xml.parseXMLSchemas", true);
File outputFile = new FileWriter().createClassFile(baseFolder, null, fileName, null);
FileOutputStream out = new FileOutputStream(outputFile);
// we have a catch here
// if there are multimple services in the definition object
// we have to write only the relavent service.
if (definition.getServices().size() > 1) {
List removedServices = new ArrayList();
List servicesList = new ArrayList();
Map services = definition.getServices();
// populate the services list
for (Iterator iter = services.values().iterator(); iter.hasNext(); ) {
servicesList.add(iter.next());
}
Service service;
String serviceNameFromFileName = fileName;
if (fileName.indexOf(".wsdl") > -1) {
serviceNameFromFileName = fileName.substring(0, fileName.lastIndexOf(".wsdl"));
}
if (fileName.indexOf(".xsd") > -1) {
serviceNameFromFileName = fileName.substring(0, fileName.lastIndexOf(".xsd"));
}
for (Iterator iter = servicesList.iterator(); iter.hasNext(); ) {
service = (Service) iter.next();
if (!service.getQName().getLocalPart().equals(serviceNameFromFileName)) {
definition.removeService(service.getQName());
removedServices.add(service);
}
}
//now we have only the required service so write it
wsdlWriter.writeWSDL(definition, out);
// again add the removed services
for (Iterator iter = removedServices.iterator(); iter.hasNext(); ) {
service = (Service) iter.next();
definition.addService(service);
}
} else {
// no problem proceed normaly
wsdlWriter.writeWSDL(definition, out);
}
out.flush();
out.close();
}
/**
* adjust the schema locations in the original wsdl
*
* @param definition
* @param changedSchemaLocations
*/
private void processSchemas(Definition definition, Map changedSchemaLocations) {
Types wsdlTypes = definition.getTypes();
if (wsdlTypes != null) {
List extensibilityElements = wsdlTypes.getExtensibilityElements();
for (Iterator iter = extensibilityElements.iterator(); iter.hasNext(); ) {
Object currentObject = iter.next();
if (currentObject instanceof Schema) {
Schema schema = (Schema) currentObject;
processSchema(definition, schema, null, changedSchemaLocations);
}
}
}
}
private void processSchema(Definition definition, Schema schema, String fileName, Map changedSchemaLocations) {
try {
if (schema.getIncludes() != null) {
for (Object o : schema.getIncludes()) {
if (o instanceof SchemaReference) {
SchemaReference ref = (SchemaReference) o;
String fileNameChild = normalizeName(ref.getSchemaLocationURI());
Schema includedSchema = ref.getReferencedSchema();
if (includedSchema == null) {
continue;
}
changedSchemaLocations.put(ref.getSchemaLocationURI(), fileNameChild);
processSchema(definition, includedSchema, fileNameChild, changedSchemaLocations);
}
}
}
if (schema.getImports() != null && schema.getImports().values() != null) {
for (Object o : schema.getImports().values()) {
for (Object oi : (Vector) o) {
if (oi instanceof SchemaImport) {
SchemaImport imp = ((SchemaImport) oi);
Schema importedSchema = imp.getReferencedSchema();
if (importedSchema == null) {
continue;
}
String fileNameChild = normalizeName(imp.getSchemaLocationURI());
changedSchemaLocations.put(imp.getSchemaLocationURI(), fileNameChild);
processSchema(definition, importedSchema, fileNameChild, changedSchemaLocations);
}
}
}
}
changeLocations(schema.getElement(), changedSchemaLocations);
if (fileName != null) {
java.io.FileWriter writer = new java.io.FileWriter(new File(baseFolder, fileName));
DOM2Writer.serializeAsXML(schema.getElement(), definition.getNamespaces(), writer);
writer.flush();
writer.close();
}
} catch (Exception ex) {
throw new SoapException("Unexpected error", ex);
}
}
private void changeLocations(Element element, Map changedSchemaLocations) {
NodeList nodeList = element.getChildNodes();
String tagName;
for (int i = 0; i < nodeList.getLength(); i++) {
tagName = nodeList.item(i).getLocalName();
if (IMPORT_TAG.equals(tagName) || INCLUDE_TAG.equals(tagName)) {
processImport(nodeList.item(i), changedSchemaLocations);
}
}
}
private void processImport(Node importNode, Map changedSchemaLocations) {
NamedNodeMap nodeMap = importNode.getAttributes();
Node attribute;
String attributeValue;
for (int i = 0; i < nodeMap.getLength(); i++) {
attribute = nodeMap.item(i);
if (attribute.getNodeName().equals(SCHEMA_LOCATION)) {
attributeValue = attribute.getNodeValue();
attributeValue = changedSchemaLocations.get(attributeValue);
if (attributeValue != null) {
attribute.setNodeValue(attributeValue);
}
}
}
}
private String normalizeName(String name) {
if (name != null) {
return name.replaceAll("[^A-Za-z0-9.\\-_]", "_");
}
return null;
}
}
