| /******************************************************************************* |
| * Copyright (c) 2001, 2004 IBM Corporation and others. |
| * 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 |
| *******************************************************************************/ |
| package org.eclipse.wst.xsd.contentmodel.internal.util; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.eclipse.emf.common.notify.impl.AdapterImpl; |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.resource.Resource; |
| import org.eclipse.emf.ecore.resource.ResourceSet; |
| import org.eclipse.wst.common.uriresolver.internal.provisional.URIResolverPlugin; |
| import org.eclipse.xsd.XSDSchema; |
| import org.eclipse.xsd.util.XSDResourceImpl; |
| import org.eclipse.xsd.util.XSDSchemaLocator; |
| |
| public class XSDSchemaLocatorImpl extends AdapterImpl implements XSDSchemaLocator |
| { |
| /** |
| * @see org.eclipse.xsd.util.XSDSchemaLocator#locateSchema(org.eclipse.xsd.XSDSchema, |
| * java.lang.String, java.lang.String, java.lang.String) |
| */ |
| public XSDSchema locateSchema(XSDSchema xsdSchema, String namespaceURI, String rawSchemaLocationURI, String resolvedSchemaLocationURI) |
| { |
| XSDSchema result = null; |
| String baseLocation = xsdSchema.getSchemaLocation(); |
| String resolvedURI = URIResolverPlugin.createResolver().resolve(baseLocation, namespaceURI, rawSchemaLocationURI); |
| if (resolvedURI == null) |
| { |
| resolvedURI = resolvedSchemaLocationURI; |
| } |
| try |
| { |
| ResourceSet resourceSet = xsdSchema.eResource().getResourceSet(); |
| URI uri = URI.createURI(resolvedURI); |
| Resource r = resourceSet.getResource(uri, false); |
| XSDResourceImpl resolvedResource = null; |
| if (r instanceof XSDResourceImpl) |
| { |
| resolvedResource = (XSDResourceImpl)r; |
| } |
| else |
| { |
| String physicalLocation = URIResolverPlugin.createResolver().resolvePhysicalLocation(baseLocation, namespaceURI, resolvedURI); |
| InputStream inputStream = resourceSet.getURIConverter().createInputStream(URI.createURI(physicalLocation)); |
| resolvedResource = (XSDResourceImpl)resourceSet.createResource(URI.createURI("*.xsd")); |
| resolvedResource.setURI(uri); |
| resolvedResource.load(inputStream, null); |
| } |
| |
| result = resolvedResource.getSchema(); |
| } |
| catch (IOException exception) |
| { |
| // It is generally not an error to fail to resolve. |
| // If a resource is actually created, |
| // which happens only when we can create an input stream, |
| // then it's an error if it's not a good schema |
| } |
| return result; |
| } |
| |
| public boolean isAdatperForType(Object type) |
| { |
| return type == XSDSchemaLocator.class; |
| } |
| } |