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/*
* 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.apache.axis2.jaxbri;
import com.sun.xml.bind.v2.runtime.JAXBContextImpl;
import com.sun.xml.bind.v2.runtime.JaxBeanInfo;
import org.apache.axis2.description.java2wsdl.DefaultSchemaGenerator;
import org.apache.axis2.util.Loader;
import org.apache.axis2.deployment.util.BeanExcludeInfo;
import org.apache.ws.commons.schema.*;
import org.apache.ws.commons.schema.utils.NamespaceMap;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.SchemaOutputResolver;
import javax.xml.namespace.QName;
import javax.xml.transform.Result;
import javax.xml.transform.dom.DOMResult;
import java.io.IOException;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.beans.BeanInfo;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
public class JaxbSchemaGenerator extends DefaultSchemaGenerator {
public JaxbSchemaGenerator(ClassLoader loader, String className,
String schematargetNamespace,
String schematargetNamespacePrefix)
throws Exception {
super(loader, className, schematargetNamespace, schematargetNamespacePrefix,null);
}
public Collection generateSchema() throws Exception {
generateSchemaForParameters();
return super.generateSchema();
}
/**
* collects all the method parameters and the extra classes from the command line
* creates a JAXBContext and generates schemas from the JAXBContext
*
* @throws Exception
*/
public void generateSchemaForParameters() throws Exception {
Set<Class<?>> classes = new HashSet<Class<?>>();
classes.addAll(processJaxBeMethods(serviceClass.getMethods()));
if (extraClasses != null) {
for (Object extraClass : extraClasses) {
classes.add(Loader.loadClass(classLoader, (String) extraClass));
}
}
String jaxbNamespace = null;
if(isUseWSDLTypesNamespace()){
jaxbNamespace = (String) pkg2nsmap.get("all");
}
if(jaxbNamespace == null) {
jaxbNamespace = this.getSchemaTargetNameSpace();
}
JAXBContextImpl context = (JAXBContextImpl) createJAXBContext(classes, jaxbNamespace);
for (DOMResult r : generateJaxbSchemas(context)) {
Document d = (Document) r.getNode();
String targetNamespace = d.getDocumentElement().getAttribute("targetNamespace");
if ("".equals(targetNamespace)) {
targetNamespace = this.getSchemaTargetNameSpace();
d.getDocumentElement().setAttribute("targetNamespace", targetNamespace);
}
NodeList nodes = d.getDocumentElement().getChildNodes();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element) {
Element e = (Element) n;
if (e.getLocalName().equals("import")) {
d.getDocumentElement().removeChild(e);
}
}
}
XmlSchema xmlSchema = xmlSchemaCollection.read(d.getDocumentElement());
for (Class clazz : classes) {
JaxBeanInfo<?> beanInfo = context.getBeanInfo(clazz);
QName qName = getTypeName(beanInfo);
if(qName != null) {
typeTable.addComplexSchema(clazz.getName(), qName);
}
}
schemaMap.put(targetNamespace, xmlSchema);
}
}
private QName getTypeName(JaxBeanInfo<?> beanInfo) {
Iterator<QName> itr = beanInfo.getTypeNames().iterator();
if (!itr.hasNext()) {
return null;
}
return itr.next();
}
protected List<Class<?>> processJaxBeMethods(Method[] declaredMethods) throws Exception {
List<Class<?>> list = new ArrayList<Class<?>>();
for (int i = 0; i < declaredMethods.length; i++) {
Method jMethod = declaredMethods[i];
if (jMethod.getExceptionTypes().length > 0) {
Class[] extypes = jMethod.getExceptionTypes();
for (int j = 0; j < extypes.length; j++) {
Class extype = extypes[j];
if(!extype.getName().startsWith("java")||extype.getName().startsWith("javax.")){
list.add(extype);
}
generateSchemaForType(list, extype);
}
}
Class[] paras = jMethod.getParameterTypes();
for (int j = 0; j < paras.length; j++) {
Class paraType = paras[j];
generateSchemaForType(list, paraType);
}
// for its return type
Class returnType = jMethod.getReturnType();
if (!(returnType == void.class)) {
generateSchemaForType(list, returnType);
}
}
return list;
}
private void generateSchemaForType(List<Class<?>> list, Class type)
throws Exception {
boolean isArrayType = false;
if (type != null) {
isArrayType = type.isArray();
}
if (isArrayType) {
type = type.getComponentType();
}
String classTypeName;
if (type == null) {
classTypeName = "java.lang.Object";
} else {
classTypeName = type.getName();
}
if (isArrayType && "byte".equals(classTypeName)) {
classTypeName = "base64Binary";
isArrayType = false;
}
if ("javax.activation.DataHandler".equals(classTypeName)) {
classTypeName = "base64Binary";
}
QName schemaTypeName = typeTable.getSimpleSchemaTypeName(classTypeName);
if (schemaTypeName == null) {
list.add(type);
}
addImport(getXmlSchema(schemaTargetNameSpace), schemaTypeName);
}
protected List<DOMResult> generateJaxbSchemas(JAXBContext context) throws IOException {
final List<DOMResult> results = new ArrayList<DOMResult>();
context.generateSchema(new SchemaOutputResolver() {
@Override
public Result createOutput(String ns, String file) throws IOException {
DOMResult result = new DOMResult();
result.setSystemId(file);
results.add(result);
return result;
}
});
return results;
}
protected static JAXBContext createJAXBContext(Set<Class<?>> classes,
String defaultNs) throws JAXBException {
Iterator it = classes.iterator();
String className = "";
Object remoteExceptionObject;
while (it.hasNext()) {
remoteExceptionObject = it.next();
className = remoteExceptionObject.toString();
if (!("".equals(className)) && className.contains("RemoteException")) {
it.remove();
}
}
for (Class<?> cls : classes) {
if (cls.getName().endsWith("ObjectFactory")) {
//kind of a hack, but ObjectFactories may be created with empty namespaces
defaultNs = null;
}
}
Map<String, Object> map = new HashMap<String, Object>();
if (defaultNs != null) {
map.put("com.sun.xml.bind.defaultNamespaceRemap", defaultNs);
}
for (Class<?> cls : classes) {
System.out.println(">>>> :" + cls);
}
return JAXBContext.newInstance(classes.toArray(new Class[classes.size()]), map);
}
protected QName generateSchema(Class javaType) throws Exception {
String name = getClassName(javaType);
QName schemaTypeName = typeTable.getComplexSchemaType(name);
if (schemaTypeName == null) {
String simpleName = javaType.getSimpleName();
String packageName = getQualifiedName(javaType.getPackage());
String targetNameSpace = resolveSchemaNamespace(packageName);
XmlSchema xmlSchema = getXmlSchema(targetNameSpace);
String targetNamespacePrefix = (String) targetNamespacePrefixMap.get(targetNameSpace);
if (targetNamespacePrefix == null) {
targetNamespacePrefix = generatePrefix();
targetNamespacePrefixMap.put(targetNameSpace, targetNamespacePrefix);
}
XmlSchemaComplexType complexType = new XmlSchemaComplexType(xmlSchema);
XmlSchemaSequence sequence = new XmlSchemaSequence();
XmlSchemaComplexContentExtension complexExtension =
new XmlSchemaComplexContentExtension();
XmlSchemaElement eltOuter = new XmlSchemaElement();
schemaTypeName = new QName(targetNameSpace, simpleName, targetNamespacePrefix);
eltOuter.setName(simpleName);
eltOuter.setQName(schemaTypeName);
Class sup = javaType.getSuperclass();
if ((sup != null) && !("java.lang.Object".compareTo(sup.getName()) == 0) &&
!(getQualifiedName(sup.getPackage()).indexOf("org.apache.axis2") > 0)
&& !(getQualifiedName(sup.getPackage()).indexOf("java.util") > 0))
{
String superClassName = sup.getName();
String superclassname = sup.getSimpleName();
String tgtNamespace;
String tgtNamespacepfx;
QName qName = typeTable.getSimpleSchemaTypeName(superClassName);
if (qName != null) {
tgtNamespace = qName.getNamespaceURI();
tgtNamespacepfx = qName.getPrefix();
} else {
tgtNamespace = resolveSchemaNamespace(getQualifiedName(sup.getPackage()));
tgtNamespacepfx = (String) targetNamespacePrefixMap.get(tgtNamespace);
QName superClassQname = generateSchema(sup);
if (superClassQname != null) {
tgtNamespacepfx = superClassQname.getPrefix();
tgtNamespace = superClassQname.getNamespaceURI();
}
}
if (tgtNamespacepfx == null) {
tgtNamespacepfx = generatePrefix();
targetNamespacePrefixMap.put(tgtNamespace, tgtNamespacepfx);
}
//if the parent class package name is differ from the child
if (!((NamespaceMap) xmlSchema.getNamespaceContext()).values().
contains(tgtNamespace)) {
XmlSchemaImport importElement = new XmlSchemaImport();
importElement.setNamespace(tgtNamespace);
xmlSchema.getItems().add(importElement);
((NamespaceMap) xmlSchema.getNamespaceContext()).
put(generatePrefix(), tgtNamespace);
}
QName basetype = new QName(tgtNamespace, superclassname, tgtNamespacepfx);
complexExtension.setBaseTypeName(basetype);
complexExtension.setParticle(sequence);
XmlSchemaComplexContent contentModel = new XmlSchemaComplexContent();
contentModel.setContent(complexExtension);
complexType.setContentModel(contentModel);
} else {
complexType.setParticle(sequence);
}
complexType.setName(simpleName);
// xmlSchema.getItems().add(eltOuter);
xmlSchema.getElements().add(schemaTypeName, eltOuter);
eltOuter.setSchemaTypeName(complexType.getQName());
xmlSchema.getItems().add(complexType);
xmlSchema.getSchemaTypes().add(schemaTypeName, complexType);
// adding this type to the table
typeTable.addComplexSchema(name, eltOuter.getQName());
// adding this type's package to the table, to support inheritance.
typeTable.addComplexSchema(getQualifiedName(javaType.getPackage()), eltOuter.getQName());
BeanExcludeInfo beanExcludeInfo = null;
if (service.getExcludeInfo() != null) {
beanExcludeInfo = service.getExcludeInfo().getBeanExcludeInfoForClass(getClassName(javaType));
}
// we need to get properties only for this bean. hence ignore the super
// class properties
BeanInfo beanInfo = Introspector.getBeanInfo(javaType, javaType.getSuperclass());
PropertyDescriptor[] properties = beanInfo.getPropertyDescriptors();
PropertyDescriptor property ;
String propertyName ;
for (int i = 0; i < properties.length; i++) {
property = properties[i];
propertyName = property.getName();
if (!property.getName().equals("class") && (property.getPropertyType() != null)) {
if ((beanExcludeInfo == null) || !beanExcludeInfo.isExcludedProperty(propertyName)) {
generateSchemaforFieldsandProperties(xmlSchema,
sequence,
property.getPropertyType(),
propertyName,
property.getPropertyType().isArray());
}
}
}
}
return schemaTypeName;
}
}