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Diffstat (limited to 'sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java')
7 files changed, 948 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/DefaultXSDFactory.java b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/DefaultXSDFactory.java new file mode 100644 index 0000000000..92dce98fa1 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/DefaultXSDFactory.java @@ -0,0 +1,30 @@ +/* + * 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.tuscany.sca.xsd; + +import org.apache.tuscany.sca.xsd.impl.XSDFactoryImpl; + +/** + * A factory for XSD definitions + * + * @version $Rev$ $Date$ + */ +public class DefaultXSDFactory extends XSDFactoryImpl implements XSDFactory { + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/XSDFactory.java b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/XSDFactory.java new file mode 100644 index 0000000000..d57d462843 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/XSDFactory.java @@ -0,0 +1,36 @@ +/* + * 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.tuscany.sca.xsd; + +/** + * Factory for XSD definitions + * + * @version $Rev$ $Date$ + * @tuscany.spi.extension.asclient + */ +public interface XSDFactory { + + /** + * Creates a new XML Schema definition. + * + * @return a new XML Schema definition + */ + XSDefinition createXSDefinition(); + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/XSDefinition.java b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/XSDefinition.java new file mode 100644 index 0000000000..f7ddd25611 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/XSDefinition.java @@ -0,0 +1,118 @@ +/* + * 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.tuscany.sca.xsd; + +import java.net.URI; +import java.util.List; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.Base; +import org.apache.ws.commons.schema.XmlSchema; +import org.apache.ws.commons.schema.XmlSchemaCollection; +import org.apache.ws.commons.schema.XmlSchemaElement; +import org.apache.ws.commons.schema.XmlSchemaType; +import org.w3c.dom.Document; + +/** + * Represents an XML Schema definition. + * + * @version $Rev$ $Date$ + * @tuscany.spi.extension.asclient + */ +public interface XSDefinition extends Base { + XmlSchemaCollection getSchemaCollection(); + + void setSchemaCollection(XmlSchemaCollection schemaCollection); + + /** + * Returns the XmlSchema definition model + * @return the XmlSchema definition model + */ + XmlSchema getSchema(); + + /** + * Sets the XmlSchema definition model + * @param definition the XmlSchema definition model + */ + void setSchema(XmlSchema definition); + + /** + * Returns the namespace of this XmlSchema definition. + * @return the namespace of this XmlSchema definition + */ + String getNamespace(); + + /** + * Sets the namespace of this XmlSchema definition. + * @param namespace the namespace of this XmlSchema definition + */ + void setNamespace(String namespace); + + /** + * Get the location of the XSD + * @return + */ + URI getLocation(); + + /** + * Set the location of the XSD + * @param uri + */ + void setLocation(URI uri); + + /** + * Get the DOM representation of the XSD + * @return + */ + Document getDocument(); + + /** + * Set the DOM representation of the XSD + * @param document + */ + void setDocument(Document document); + + /** + * Get an XSD element by QName + * @param name The element name + * @return The XSD element + */ + XmlSchemaElement getXmlSchemaElement(QName name); + + /** + * Get an XSD type by QName + * @param name The type name + * @return The XSD type + */ + XmlSchemaType getXmlSchemaType(QName name); + + /** + * Get the aggregated definitions for a facade XSDefinition + * @return The aggregated definitions, or null if not a facade + */ + List<XSDefinition> getAggregatedDefinitions(); + + /** + * Set the aggregated definitions for a facade XSDefinition + * @param name The aggregated definitions + */ + void setAggregatedDefinitions(List<XSDefinition> definitions); +} diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/impl/XSDFactoryImpl.java b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/impl/XSDFactoryImpl.java new file mode 100644 index 0000000000..60ff6b6fd9 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/impl/XSDFactoryImpl.java @@ -0,0 +1,35 @@ +/* + * 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.tuscany.sca.xsd.impl; + +import org.apache.tuscany.sca.xsd.XSDefinition; +import org.apache.tuscany.sca.xsd.XSDFactory; + +/** + * A factory for XSD definitions + * + * @version $Rev$ $Date$ + */ +public abstract class XSDFactoryImpl implements XSDFactory { + + public XSDefinition createXSDefinition() { + return new XSDefinitionImpl(); + } + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/impl/XSDefinitionImpl.java b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/impl/XSDefinitionImpl.java new file mode 100644 index 0000000000..af8cbf12ab --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/impl/XSDefinitionImpl.java @@ -0,0 +1,232 @@ +/* + * 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.tuscany.sca.xsd.impl; + +import java.net.URI; +import java.util.Iterator; +import java.util.List; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.xsd.XSDefinition; +import org.apache.ws.commons.schema.XmlSchema; +import org.apache.ws.commons.schema.XmlSchemaCollection; +import org.apache.ws.commons.schema.XmlSchemaElement; +import org.apache.ws.commons.schema.XmlSchemaImport; +import org.apache.ws.commons.schema.XmlSchemaInclude; +import org.apache.ws.commons.schema.XmlSchemaObject; +import org.apache.ws.commons.schema.XmlSchemaType; +import org.w3c.dom.Document; + +/** + * Represents a XML schema definition. + * + * @version $Rev$ $Date$ + */ +public class XSDefinitionImpl implements XSDefinition { + private XmlSchemaCollection schemaCollection = new XmlSchemaCollection(); + private XmlSchema schema; + private String namespace; + private URI location; + private Document document; + private boolean unresolved; + private List<XSDefinition> definitions; + + public XSDefinitionImpl() { + } + + public XmlSchema getSchema() { + return schema; + } + + public void setSchema(XmlSchema definition) { + this.schema = definition; + } + + public boolean isUnresolved() { + return unresolved; + } + + public void setUnresolved(boolean undefined) { + this.unresolved = undefined; + } + + public String getNamespace() { + if (isUnresolved()) { + return namespace; + } else if (schema != null) { + return schema.getTargetNamespace(); + } else { + return namespace; + } + } + + public void setNamespace(String namespace) { + if (!isUnresolved()) { + throw new IllegalStateException(); + } else { + this.namespace = namespace; + } + } + + /** + * @return the location + */ + public URI getLocation() { + return location; + } + + /** + * @param location the location to set + */ + public void setLocation(URI location) { + this.location = location; + } + + /** + * @return the document + */ + public Document getDocument() { + return document; + } + + /** + * @param document the document to set + */ + public void setDocument(Document document) { + this.document = document; + } + + /** + * @return the schemaCollection + */ + public XmlSchemaCollection getSchemaCollection() { + return schemaCollection; + } + + /** + * @param schemaCollection the schemaCollection to set + */ + public void setSchemaCollection(XmlSchemaCollection schemaCollection) { + this.schemaCollection = schemaCollection; + } + + /** + * @see java.lang.Object#hashCode() + */ + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((location == null) ? 0 : location.hashCode()); + result = prime * result + ((namespace == null) ? 0 : namespace.hashCode()); + return result; + } + + /** + * @see java.lang.Object#equals(java.lang.Object) + */ + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (!(obj instanceof XSDefinitionImpl)) + return false; + final XSDefinitionImpl other = (XSDefinitionImpl)obj; + if (location == null) { + if (other.location != null) + return false; + } else if (!location.equals(other.location)) + return false; + if (namespace == null) { + if (other.namespace != null) + return false; + } else if (!namespace.equals(other.namespace)) + return false; + return true; + } + + private static <T extends XmlSchemaObject> T getXmlSchemaObject(XmlSchema schema, QName name, Class<T> type) { + if (schema != null) { + XmlSchemaObject object = null; + if (type == XmlSchemaElement.class) { + object = schema.getElementByName(name); + } else if (type == XmlSchemaType.class) { + object = schema.getTypeByName(name); + } + if (object != null) { + return type.cast(object); + } + for (Iterator<?> i = schema.getIncludes().getIterator(); i.hasNext();) { + XmlSchemaObject obj = (XmlSchemaObject)i.next(); + XmlSchema ext = null; + if (obj instanceof XmlSchemaInclude) { + ext = ((XmlSchemaInclude)obj).getSchema(); + } + if (obj instanceof XmlSchemaImport) { + ext = ((XmlSchemaImport)obj).getSchema(); + } + object = getXmlSchemaObject(ext, name, type); + if (object != null) { + return type.cast(object); + } + } + } + return null; + } + + public XmlSchemaElement getXmlSchemaElement(QName name) { + if (schema != null) { + XmlSchemaElement element = getXmlSchemaObject(schema, name, XmlSchemaElement.class); + if (element != null) { + return element; + } + } + + if (schemaCollection != null) { + return schemaCollection.getElementByQName(name); + } + return null; + } + + public XmlSchemaType getXmlSchemaType(QName name) { + if (schema != null) { + XmlSchemaType type = getXmlSchemaObject(schema, name, XmlSchemaType.class); + if (type != null) { + return type; + } + } + if (schemaCollection != null) { + return schemaCollection.getTypeByQName(name); + } + return null; + } + + public List<XSDefinition> getAggregatedDefinitions() { + return definitions; + } + + public void setAggregatedDefinitions(List<XSDefinition> definitions) { + this.definitions = definitions; + } + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/xml/XSDDocumentProcessor.java b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/xml/XSDDocumentProcessor.java new file mode 100644 index 0000000000..1166567bcc --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/xml/XSDDocumentProcessor.java @@ -0,0 +1,106 @@ +/* + * 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.tuscany.sca.xsd.xml; + +import java.net.URI; +import java.net.URL; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLInputFactory; + +import org.apache.tuscany.sca.common.xml.stax.StAXHelper; +import org.apache.tuscany.sca.contribution.processor.ContributionReadException; +import org.apache.tuscany.sca.contribution.processor.ContributionResolveException; +import org.apache.tuscany.sca.contribution.processor.ProcessorContext; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.monitor.Problem; +import org.apache.tuscany.sca.monitor.Problem.Severity; +import org.apache.tuscany.sca.xsd.XSDFactory; +import org.apache.tuscany.sca.xsd.XSDefinition; + +/** + * An ArtifactProcessor for XSD documents. + * + * @version $Rev$ $Date$ + */ +public class XSDDocumentProcessor implements URLArtifactProcessor<XSDefinition> { + private StAXHelper helper; + private XSDFactory factory; + private XMLInputFactory inputFactory; + + + public XSDDocumentProcessor(ExtensionPointRegistry registry, StAXArtifactProcessor processor) { + FactoryExtensionPoint modelFactories = registry.getExtensionPoint(FactoryExtensionPoint.class); + this.factory = modelFactories.getFactory(XSDFactory.class); + this.inputFactory = modelFactories.getFactory(XMLInputFactory.class); + this.helper = StAXHelper.getInstance(registry); + } + + /** + * Report a exception. + * + * @param problems + * @param message + * @param model + */ + private void error(Monitor monitor, String message, Object model, Exception ex) { + if (monitor != null) { + Problem problem = monitor.createProblem(this.getClass().getName(), "xsd-xml-validation-messages", Severity.ERROR, model, message, ex); + monitor.problem(problem); + } + } + + public XSDefinition read(URL contributionURL, URI artifactURI, URL artifactURL, ProcessorContext context) throws ContributionReadException { + try { + return indexRead(artifactURL); + } catch (Exception e) { + ContributionReadException ce = new ContributionReadException(e); + error(context.getMonitor(), "ContributionReadException", artifactURL, ce); + throw ce; + } + } + + public void resolve(XSDefinition model, ModelResolver resolver, ProcessorContext context) throws ContributionResolveException { + } + + public String getArtifactType() { + return ".xsd"; + } + + public Class<XSDefinition> getModelType() { + return XSDefinition.class; + } + + public static final QName XSD = new QName("http://www.w3.org/2001/XMLSchema", "schema"); + + protected XSDefinition indexRead(URL doc) throws Exception { + XSDefinition xsd = factory.createXSDefinition(); + xsd.setUnresolved(true); + xsd.setNamespace(helper.readAttribute(doc, XSD, "targetNamespace")); + xsd.setLocation(doc.toURI()); + xsd.setUnresolved(false); + return xsd; + } +} diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/xml/XSDModelResolver.java b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/xml/XSDModelResolver.java new file mode 100644 index 0000000000..d87f1a3ef1 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/xsd/src/main/java/org/apache/tuscany/sca/xsd/xml/XSDModelResolver.java @@ -0,0 +1,391 @@ +/* + * 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.tuscany.sca.xsd.xml; + +import java.io.IOException; +import java.net.URI; +import java.net.URISyntaxException; +import java.net.URL; +import java.util.ArrayList; +import java.util.Collections; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import org.apache.tuscany.sca.assembly.xsd.Constants; +import org.apache.tuscany.sca.common.xml.XMLDocumentHelper; +import org.apache.tuscany.sca.contribution.Artifact; +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.DefaultImport; +import org.apache.tuscany.sca.contribution.Import; +import org.apache.tuscany.sca.contribution.namespace.NamespaceImport; +import org.apache.tuscany.sca.contribution.processor.ContributionRuntimeException; +import org.apache.tuscany.sca.contribution.processor.ProcessorContext; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.xsd.DefaultXSDFactory; +import org.apache.tuscany.sca.xsd.XSDFactory; +import org.apache.tuscany.sca.xsd.XSDefinition; +import org.apache.tuscany.sca.xsd.impl.XSDefinitionImpl; +import org.apache.ws.commons.schema.XmlSchema; +import org.apache.ws.commons.schema.XmlSchemaCollection; +import org.apache.ws.commons.schema.XmlSchemaInclude; +import org.apache.ws.commons.schema.resolver.URIResolver; +import org.xml.sax.InputSource; + +/** + * A Model Resolver for XSD models. + * + * @version $Rev$ $Date$ + */ +public class XSDModelResolver implements ModelResolver { + private static final String AGGREGATED_XSD = "http://tuscany.apache.org/aggregated.xsd"; + private XSDFactory factory; + private Contribution contribution; + private Map<String, List<XSDefinition>> map = new HashMap<String, List<XSDefinition>>(); + private XmlSchemaCollection schemaCollection; + + public XSDModelResolver(Contribution contribution, FactoryExtensionPoint modelFactories) { + this.contribution = contribution; + this.schemaCollection = new XmlSchemaCollection(); + this.factory = new DefaultXSDFactory(); + } + + public void addModel(Object resolved, ProcessorContext context) { + XSDefinition definition = (XSDefinition)resolved; + List<XSDefinition> list = map.get(definition.getNamespace()); + if (list == null) { + list = new ArrayList<XSDefinition>(); + map.put(definition.getNamespace(), list); + } + list.add(definition); + } + + public Object removeModel(Object resolved, ProcessorContext context) { + XSDefinition definition = (XSDefinition)resolved; + List<XSDefinition> list = map.get(definition.getNamespace()); + if (list == null) { + return null; + } else { + return list.remove(definition); + } + } + + public <T> T resolveModel(Class<T> modelClass, T unresolved, ProcessorContext context) { + schemaCollection.setSchemaResolver(new URIResolverImpl(contribution, context)); + XSDefinition definition = (XSDefinition)unresolved; + String namespace = definition.getNamespace(); + XSDefinition resolved = null; + + // Lookup a definition for the given namespace, within the contribution + List<XSDefinition> list = map.get(namespace); + + if (list == null || + (list != null && list.size() == 0)){ + // if no schema is found locally delegate to other + // contributions via the imports + resolved = resolutionDelegation(namespace, context); + return modelClass.cast(resolved); + } + + XSDefinition modelXSD = null; + if (list != null && definition.getDocument() != null) { + // Set the document for the inline schema + int index = list.indexOf(definition); + if (index != -1) { // a matching (not identical) document was found + modelXSD = list.get(index); + modelXSD.setDocument(definition.getDocument()); + } + } + if (list == null && definition.getDocument() != null) { + // Hit for the 1st time + list = new ArrayList<XSDefinition>(); + list.add(definition); + map.put(namespace, list); + } + try { + resolved = aggregate(list); + } catch (IOException e) { + throw new ContributionRuntimeException(e); + } + if (resolved != null && !resolved.isUnresolved()) { + if (definition.isUnresolved() && definition.getSchema() == null && modelXSD != null) { + // Update the unresolved model with schema information and mark it + // resolved. This information in the unresolved model is needed when + // this method is called by WSDLModelResolver.readInlineSchemas(). + definition.setSchema(modelXSD.getSchema()); + definition.setSchemaCollection(modelXSD.getSchemaCollection()); + definition.setUnresolved(false); + } + return modelClass.cast(resolved); + } + + return modelClass.cast(unresolved); + } + + private void loadOnDemand(XSDefinition definition) throws IOException { + if (definition.getSchema() != null) { + return; + } + if (definition.getDocument() != null) { + String uri = null; + if (definition.getLocation() != null) { + uri = definition.getLocation().toString(); + } + XmlSchema schema = null; + try { + schema = schemaCollection.read(definition.getDocument(), uri, null); + } catch (RuntimeException e) { + // find original cause of the problem + Throwable cause = e; + while (cause.getCause() != null && cause != cause.getCause()) { + cause = cause.getCause(); + } + throw new ContributionRuntimeException(cause); + } + definition.setSchemaCollection(schemaCollection); + definition.setSchema(schema); + definition.setUnresolved(false); + } else if (definition.getLocation() != null) { + if (definition.getLocation().getFragment() != null) { + // It's an inline schema + return; + } + // Read an XSD document + XmlSchema schema = null; + for (XmlSchema d : schemaCollection.getXmlSchemas()) { + if (isSameNamespace(d.getTargetNamespace(), definition.getNamespace())) { + if (d.getSourceURI().equals(definition.getLocation().toString())) { + schema = d; + break; + } + } + } + if (schema == null) { + InputSource xsd = null; + try { + xsd = XMLDocumentHelper.getInputSource(definition.getLocation().toURL()); + } catch (IOException e) { + throw new ContributionRuntimeException(e); + } + + try { + schema = schemaCollection.read(xsd, null); + } catch (RuntimeException e) { + // find original cause of the problem + Throwable cause = e; + while (cause.getCause() != null && cause != cause.getCause()) { + cause = cause.getCause(); + } + throw new ContributionRuntimeException(cause); + } + } + definition.setSchemaCollection(schemaCollection); + definition.setSchema(schema); + } + } + + private boolean isSameNamespace(String ns1, String ns2) { + if (ns1 == null) { + return ns2 == null; + } else { + return ns1.equals(ns2); + } + } + /** + * Create a facade XmlSchema which includes all the definitions + * + * @param definitions A list of the XmlSchema under the same target + * namespace + * @return The aggregated XmlSchema + */ + private XSDefinition aggregate(List<XSDefinition> definitions) throws IOException { + if (definitions == null || definitions.size() == 0) { + return null; + } + if (definitions.size() == 1) { + XSDefinition d = definitions.get(0); + loadOnDemand(d); + return d; + } + XSDefinition aggregated = factory.createXSDefinition(); + for (XSDefinition d : definitions) { + loadOnDemand(d); + } + String ns = definitions.get(0).getNamespace(); + + XmlSchema facade = null; + // Check if the facade XSD is already in the collection + for (XmlSchema s : schemaCollection.getXmlSchema(AGGREGATED_XSD)) { + if (ns.equals(s.getTargetNamespace())) { + facade = s; + break; + } + } + if (facade == null) { + // This will add the facade into the collection + facade = new XmlSchema(ns, AGGREGATED_XSD, schemaCollection); + } + + for (XmlSchema d : schemaCollection.getXmlSchemas()) { + if (ns.equals(d.getTargetNamespace())) { + if (d == facade) { + continue; + } + XmlSchemaInclude include = new XmlSchemaInclude(); + include.setSchema(d); + include.setSourceURI(d.getSourceURI()); + include.setSchemaLocation(d.getSourceURI()); + facade.getIncludes().add(include); + facade.getItems().add(include); + } + } + aggregated.setUnresolved(true); + aggregated.setSchema(facade); + aggregated.setNamespace(ns); + aggregated.setAggregatedDefinitions(definitions); + aggregated.setUnresolved(false); + + // FIXME: [rfeng] This is hacky + //definitions.clear(); + //definitions.add(aggregated); + return aggregated; + } + + private XSDefinition resolutionDelegation(String namespace, ProcessorContext context){ + // Delegate the resolution to namespace imports + XSDefinition resolved = null; + XSDefinition unresolved = new XSDefinitionImpl(); + unresolved.setUnresolved(true); + unresolved.setNamespace(namespace); + + for (Import import_ : this.contribution.getImports()) { + if (import_ instanceof NamespaceImport) { + NamespaceImport namespaceImport = (NamespaceImport)import_; + if (namespaceImport.getNamespace().equals(namespace)) { + // Delegate the resolution to the namespace import resolver + resolved = + namespaceImport.getModelResolver().resolveModel(XSDefinition.class, (XSDefinition)unresolved, context); + if (!resolved.isUnresolved()) { + return resolved; + } + } + } else if (import_ instanceof DefaultImport) { + // Delegate the resolution to the default import resolver + resolved = + import_.getModelResolver().resolveModel(XSDefinition.class, (XSDefinition)unresolved, context); + if (!resolved.isUnresolved()) { + return resolved; + } + } + } + + return resolved; + } + + /** + * URI resolver implementation for XML schema + */ + public static class URIResolverImpl implements URIResolver { + private Contribution contribution; + private ProcessorContext context; + + public URIResolverImpl(Contribution contribution, ProcessorContext context) { + this.contribution = contribution; + this.context = context; + } + + public org.xml.sax.InputSource resolveEntity(java.lang.String targetNamespace, + java.lang.String schemaLocation, + java.lang.String baseUri) { + try { + if (schemaLocation == null) { + return null; + } + URL url = null; + + // Delegate the resolution to namespace imports + XSDefinition resolved = null; + XSDefinition unresolved = new XSDefinitionImpl(); + unresolved.setUnresolved(true); + unresolved.setLocation(new URI(schemaLocation)); + unresolved.setNamespace(targetNamespace); + + for (Import import_ : this.contribution.getImports()) { + if (import_ instanceof NamespaceImport) { + NamespaceImport namespaceImport = (NamespaceImport)import_; + if (namespaceImport.getNamespace().equals(targetNamespace)) { + // Delegate the resolution to the namespace import resolver + resolved = + namespaceImport.getModelResolver().resolveModel(XSDefinition.class, (XSDefinition)unresolved, context); + if (!resolved.isUnresolved()) { + return XMLDocumentHelper.getInputSource(resolved.getLocation().toURL()); + } + } + } else if (import_ instanceof DefaultImport) { + // Delegate the resolution to the default import resolver + resolved = + import_.getModelResolver().resolveModel(XSDefinition.class, (XSDefinition)unresolved, context); + if (!resolved.isUnresolved()) { + return XMLDocumentHelper.getInputSource(resolved.getLocation().toURL()); + } + } + } + + // Not found, lookup a definition for the given namespace + // within the current contribution. + if (schemaLocation.startsWith("/")) { + // The URI is relative to the contribution + String uri = schemaLocation.substring(1); + for (Artifact a : contribution.getArtifacts()) { + if (a.getURI().equals(uri)) { + url = new URL(a.getLocation()); + break; + } + } + if (url == null) { + // URI not found in the contribution; return a default InputSource + // so that the XmlSchema code will produce a useful diagnostic + return new InputSource(schemaLocation); + } + } else { + // look to see whether Tuscany has a local version of the + // required schema. It can load the local version rather + // than going out to the network in order to improve performance + url = Constants.CACHED_XSDS.get(targetNamespace); + + if (url == null) { + url = new URL(new URL(baseUri), schemaLocation); + } + } + return XMLDocumentHelper.getInputSource(url); + } catch (IOException e) { + // Invalid URI; return a default InputSource so that the + // XmlSchema code will produce a useful diagnostic + return new InputSource(schemaLocation); + } catch (URISyntaxException e) { + // Invalid URI; return a default InputSource so that the + // XmlSchema code will produce a useful diagnostic + return new InputSource(schemaLocation); + } + } + } + +} |