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/*******************************************************************************
* Copyright (c) 2011 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* (copied mainly from org.eclipse.wst.xsd.contentmodel.internal.XSDImpl)
* Oracle - extensions and modifications
*******************************************************************************/
package org.eclipse.jpt.jaxb.core.xsd;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.common.notify.Notifier;
import org.eclipse.emf.common.notify.impl.AdapterFactoryImpl;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.jpt.common.utility.internal.StringTools;
import org.eclipse.jpt.jaxb.core.JptJaxbCorePlugin;
import org.eclipse.wst.common.uriresolver.internal.provisional.URIResolverPlugin;
import org.eclipse.wst.xml.core.internal.XMLCorePlugin;
import org.eclipse.wst.xml.core.internal.catalog.provisional.ICatalog;
import org.eclipse.wst.xsd.contentmodel.internal.util.XSDSchemaLocatorAdapterFactory;
import org.eclipse.xsd.XSDComplexTypeDefinition;
import org.eclipse.xsd.XSDElementDeclaration;
import org.eclipse.xsd.XSDSchema;
import org.eclipse.xsd.XSDSchemaContent;
import org.eclipse.xsd.XSDSimpleTypeDefinition;
import org.eclipse.xsd.impl.XSDImportImpl;
import org.eclipse.xsd.impl.XSDSchemaImpl;
import org.eclipse.xsd.util.XSDConstants;
import org.eclipse.xsd.util.XSDResourceImpl;
import org.eclipse.xsd.util.XSDSwitch;
/**
* Utility class for building XSD model and its extensions for JAXB
*/
public class XsdUtil {
static final XsdAdapterFactoryImpl adapterFactory = new XsdAdapterFactoryImpl();
public static String getResolvedUri(String namespace, String location) {
String resolvedUri = null;
ICatalog catalog = XMLCorePlugin.getDefault().getDefaultXMLCatalog();
if (! StringTools.stringIsEmpty(location)) {
try {
resolvedUri = catalog.resolveSystem(location);
if (resolvedUri == null) {
resolvedUri = catalog.resolveURI(location);
}
}
catch (MalformedURLException me) {
JptJaxbCorePlugin.log(me);
resolvedUri = null;
}
catch (IOException ie) {
JptJaxbCorePlugin.log(ie);
resolvedUri = null;
}
}
if (resolvedUri == null && namespace != null) {
if ( ! (location != null && location.endsWith(".xsd"))) { //$NON-NLS-1$
try {
resolvedUri = catalog.resolvePublic(namespace, location);
if (resolvedUri == null) {
resolvedUri = catalog.resolveURI(namespace);
}
}
catch (MalformedURLException me) {
JptJaxbCorePlugin.log(me);
resolvedUri = null;
}
catch (IOException ie) {
JptJaxbCorePlugin.log(ie);
resolvedUri = null;
}
}
}
// if resolvedUri is null, assume the location is resolved
return (resolvedUri != null) ? resolvedUri : location;
}
/**
* Given uri for an XML Schema document, parse the document and build
* corresponding EMF object.
*/
public static XSDSchema buildXSDModel(String uriString) {
XSDSchema xsdSchema = null;
try {
// if XML Schema for Schema is requested, get it through schema model
if (uriString.endsWith("2001/XMLSchema.xsd")) {
xsdSchema = XSDSchemaImpl.getSchemaForSchema(XSDConstants.SCHEMA_FOR_SCHEMA_URI_2001);
}
else {
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getAdapterFactories().add(new XSDSchemaLocatorAdapterFactory());
URI uri = URI.createURI(uriString);
// CS : bug 113537 ensure we perform physical resolution before opening a stream for the resource
String physicalLocation = URIResolverPlugin.createResolver().resolvePhysicalLocation("", "", uriString);
InputStream inputStream = resourceSet.getURIConverter().createInputStream(URI.createURI(physicalLocation));
XSDResourceImpl resource = (XSDResourceImpl)resourceSet.createResource(URI.createURI("*.xsd"));
resource.setURI(uri);
resource.load(inputStream, null);
xsdSchema = resource.getSchema();
}
handleImports(xsdSchema);
}
catch (Exception e) {
JptJaxbCorePlugin.log(e);
}
return xsdSchema;
}
private static void handleImports(XSDSchema xsdSchema) {
if (xsdSchema != null) {
for (XSDSchemaContent content : xsdSchema.getContents()) {
if (content instanceof XSDImportImpl) {
XSDImportImpl anImport = (XSDImportImpl) content;
try {
if (anImport.getSchemaLocation() != null) {
anImport.importSchema();
}
}
catch (Exception e) {
JptJaxbCorePlugin.log(e);
}
}
}
}
}
public static Object getAdapter(Notifier notifier) {
return adapterFactory.adapt(notifier);
}
/**
* The Factory for the XSD adapter model. It provides a create method for each
* non-abstract class of the model.
*/
public static class XsdAdapterFactoryImpl
extends AdapterFactoryImpl {
@Override
public Adapter createAdapter(Notifier target) {
XSDSwitch xsdSwitch = new XSDSwitch() {
@Override
public Object caseXSDSchema(XSDSchema object) {
return new XsdSchema(object);
}
@Override
public Object caseXSDSimpleTypeDefinition(XSDSimpleTypeDefinition object) {
return new XsdSimpleTypeDefinition(object);
}
@Override
public Object caseXSDComplexTypeDefinition(XSDComplexTypeDefinition object) {
return new XsdComplexTypeDefinition(object);
}
@Override
public Object caseXSDElementDeclaration(XSDElementDeclaration object) {
return new XsdElementDeclaration(object);
}
};
Object o = xsdSwitch.doSwitch((EObject) target);
Adapter result = null;
if (o instanceof Adapter) {
result = (Adapter) o;
}
return result;
}
public Adapter adapt(Notifier target) {
return adapt(target, this);
}
}
}
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