diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java')
| -rw-r--r-- | sca-java-2.x/tags/2.0.1-RC1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java new file mode 100644 index 0000000000..4c2075fcc4 --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java @@ -0,0 +1,256 @@ +/* + * 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.databinding.sdo; + +import java.beans.Introspector; +import java.io.StringReader; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.contribution.processor.ProcessorContext; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.databinding.XMLTypeHelper; +import org.apache.tuscany.sca.databinding.impl.SimpleTypeMapperImpl; +import org.apache.tuscany.sca.interfacedef.DataType; +import org.apache.tuscany.sca.interfacedef.Interface; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.interfacedef.util.JavaXMLMapper; +import org.apache.tuscany.sca.interfacedef.util.TypeInfo; +import org.apache.tuscany.sca.interfacedef.util.WrapperInfo; +import org.apache.tuscany.sca.interfacedef.util.XMLType; +import org.apache.tuscany.sca.xsd.XSDFactory; +import org.apache.tuscany.sca.xsd.XSDefinition; +import org.oasisopen.sca.ServiceRuntimeException; +import org.w3c.dom.DOMImplementation; +import org.w3c.dom.Document; +import org.w3c.dom.bootstrap.DOMImplementationRegistry; +import org.w3c.dom.ls.DOMImplementationLS; +import org.w3c.dom.ls.LSInput; +import org.w3c.dom.ls.LSParser; + +import commonj.sdo.Type; +import commonj.sdo.helper.TypeHelper; +import commonj.sdo.helper.XSDHelper; + +public class SDOTypeHelper implements XMLTypeHelper { + private static final String SCHEMA_NS = "http://www.w3.org/2001/XMLSchema"; + + private TypeHelper typeHelper; + private XSDHelper xsdHelper; + + private ProcessorContext context; + // private Map<String, List<Type>> xsdTypesMap = new HashMap<String, List<Type>>(); + // private Map<String, List<Type>> typesMap = new HashMap<String, List<Type>>(); + + public SDOTypeHelper( ProcessorContext context ) { + super(); + this.context=context; + //Should we use this.context to get helper objects ??? + typeHelper = SDOContextHelper.getDefaultHelperContext().getTypeHelper(); + xsdHelper = SDOContextHelper.getDefaultHelperContext().getXSDHelper(); + } + //Should we remove this constructor???? otherwise we context gets created + public SDOTypeHelper() { + this(null); + /* + super(); + this.context=null; + //Should we use this.context to get helper objects ??? + typeHelper = SDOContextHelper.getDefaultHelperContext().getTypeHelper(); + xsdHelper = SDOContextHelper.getDefaultHelperContext().getXSDHelper(); + */ + } + public TypeInfo getTypeInfo(Class javaType, Object logical) { + QName xmlType = JavaXMLMapper.getXMLType(javaType); + if (xmlType != null) { + return new TypeInfo(xmlType, true, null); + } else { + // introspect(javaType, xsdTypesMap, typesMap); + if (logical instanceof XMLType) { + xmlType = ((XMLType)logical).getTypeName(); + } + if (xmlType == null) { + // TUSCANY-3298: dynamic SDO or collection of dynamic SDO + return new TypeInfo(SimpleTypeMapperImpl.XSD_ANYTYPE, true, null); + } + return new TypeInfo(xmlType, false, null); + } + } + + private void introspect(Class javaType, Map<String, List<Type>> xsdTypesMap, Map<String, List<Type>> typesMap) { + Type type = typeHelper.getType(javaType); + if (type == null) { + return; + } + if (xsdHelper.isXSD(type)) { + addToMap(xsdTypesMap, type); + } else { + addToMap(typesMap, type); + } + } + + private void addToMap(Map<String, List<Type>> map, Type type) { + List<Type> types = map.get(type.getURI()); + if (types == null) { + types = new ArrayList<Type>(); + map.put(type.getURI(), types); + } + if (!types.contains(type)) { + types.add(type); + } + } + + /* + public List<XSDefinition> getSchemaDefinitions(XSDFactory factory, ModelResolver resolver) { + List<XSDefinition> definitions = new ArrayList<XSDefinition>(); + generateSDOSchemas(definitions, factory, typesMap); + addResolvedXSDs(definitions, factory, resolver, xsdTypesMap); + return definitions; + } + */ + + private void generateSDOSchemas(List<XSDefinition> definitions, XSDFactory factory, Map<String, List<Type>> map) { + for (Map.Entry<String, List<Type>> entry : map.entrySet()) { + List<Type> types = entry.getValue(); + String ns = entry.getKey(); + generateSchema(definitions, factory, types, ns); + } + } + + private void generateSchema(List<XSDefinition> definitions, XSDFactory factory, List<Type> types, String ns) { + String schema = xsdHelper.generate(types); + DOMImplementationRegistry registry = null; + try { + registry = DOMImplementationRegistry.newInstance(); + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + DOMImplementation impl = registry.getDOMImplementation("XML 3.0"); + DOMImplementationLS ls = (DOMImplementationLS)impl.getFeature("LS", "3.0"); + LSParser parser = ls.createLSParser(DOMImplementationLS.MODE_SYNCHRONOUS, SCHEMA_NS); + LSInput input = ls.createLSInput(); + input.setCharacterStream(new StringReader(schema)); + Document document = parser.parse(input); + XSDefinition definition = factory.createXSDefinition(); + definition.setUnresolved(true); + definition.setDocument(document); + definition.setNamespace(ns); + definitions.add(definition); + } + + private void addResolvedXSDs(List<XSDefinition> definitions, + XSDFactory factory, + ModelResolver resolver, + Map<String, List<Type>> map) { + for (Map.Entry<String, List<Type>> entry : map.entrySet()) { + XSDefinition definition = factory.createXSDefinition(); + definition.setUnresolved(true); + definition.setNamespace(entry.getKey()); + //FIXME: set location URI + + XSDefinition resolved = resolver.resolveModel(XSDefinition.class, definition,context); + if (resolved.getSchema() == null) { + //FIXME: create a checked exception and propagate it back up to the activator + throw new RuntimeException("No XSD found for namespace " + entry.getKey()); + } + // make sure all the required types are defined in the resolved schema + for (Type type : entry.getValue()) { + String name = xsdHelper.getLocalName(type); + QName typeName = null; + if (name.endsWith("_._type")) { + // FIXME: Anonymous tyype + name = name.substring(0, name.length() - "_._type".length()); + typeName = new QName(type.getURI(), name); + if (resolved.getXmlSchemaElement(typeName) == null) { + //FIXME: create a checked exception and propagate it back up to the activator + throw new RuntimeException("No XSD found for " + typeName.toString()); + } + } else { + typeName = new QName(type.getURI(), name); + if (resolved.getXmlSchemaType(typeName) == null) { + //FIXME: create a checked exception and propagate it back up to the activator + throw new RuntimeException("No XSD found for " + typeName.toString()); + } + } + + } + definitions.add(resolved); + } + } + + private static List<DataType> getDataTypes(Interface intf) { + List<DataType> dataTypes = new ArrayList<DataType>(); + for (Operation op : intf.getOperations()) { + + WrapperInfo inputWrapperInfo = op.getInputWrapper(); + WrapperInfo outputWrapperInfo = op.getOutputWrapper(); + + if ((inputWrapperInfo != null) && (outputWrapperInfo != null)) { + DataType dt1 = inputWrapperInfo.getWrapperType(); + if (dt1 != null) { + dataTypes.add(dt1); + } + DataType dt2 = outputWrapperInfo.getWrapperType(); + if (dt2 != null) { + dataTypes.add(dt2); + } + } else { + for (DataType dt1 : op.getInputType().getLogical()) { + dataTypes.add(dt1); + } + DataType dt2 = op.getOutputType(); + if (dt2 != null) { + dataTypes.add(dt2); + } + for (DataType<DataType> dt3 : op.getFaultTypes()) { + DataType dt4 = dt3.getLogical(); + if (dt4 != null) { + dataTypes.add(dt4); + } + } + } + } + return dataTypes; + } + + public List<XSDefinition> getSchemaDefinitions(XSDFactory factory, ModelResolver resolver, Interface intf) { + return getSchemaDefinitions(factory, resolver, getDataTypes(intf)); + } + + public List<XSDefinition> getSchemaDefinitions(XSDFactory factory, ModelResolver resolver, List<DataType> dataTypes) { + Map<String, List<Type>> xsdTypesMap = new HashMap<String, List<Type>>(); + Map<String, List<Type>> typesMap = new HashMap<String, List<Type>>(); + for (DataType d : dataTypes) { + if (SDODataBinding.NAME.equals(d.getDataBinding())) { + introspect(d.getPhysical(), xsdTypesMap, typesMap); + } + } + List<XSDefinition> definitions = new ArrayList<XSDefinition>(); + generateSDOSchemas(definitions, factory, typesMap); + addResolvedXSDs(definitions, factory, resolver, xsdTypesMap); + return definitions; + } + +} |