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Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta1-RC1/modules/databinding-axiom/src/main/java/org/apache/tuscany/sca/databinding/axiom/OMElementWrapperHandler.java | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta1-RC1/modules/databinding-axiom/src/main/java/org/apache/tuscany/sca/databinding/axiom/OMElementWrapperHandler.java b/sca-java-2.x/tags/2.0-Beta1-RC1/modules/databinding-axiom/src/main/java/org/apache/tuscany/sca/databinding/axiom/OMElementWrapperHandler.java deleted file mode 100644 index 9084f09dc0..0000000000 --- a/sca-java-2.x/tags/2.0-Beta1-RC1/modules/databinding-axiom/src/main/java/org/apache/tuscany/sca/databinding/axiom/OMElementWrapperHandler.java +++ /dev/null @@ -1,251 +0,0 @@ -/* - * 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.axiom; - -import java.util.ArrayList; -import java.util.Iterator; -import java.util.List; - -import javax.xml.XMLConstants; -import javax.xml.namespace.QName; - -import org.apache.axiom.om.OMAbstractFactory; -import org.apache.axiom.om.OMAttribute; -import org.apache.axiom.om.OMElement; -import org.apache.axiom.om.OMFactory; -import org.apache.axiom.om.OMNamespace; -import org.apache.tuscany.sca.databinding.WrapperHandler; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; -import org.apache.tuscany.sca.interfacedef.util.ElementInfo; -import org.apache.tuscany.sca.interfacedef.util.TypeInfo; -import org.apache.tuscany.sca.interfacedef.util.WrapperInfo; -import org.apache.tuscany.sca.interfacedef.util.XMLType; - -/** - * OMElement wrapper handler implementation - * - * @version $Rev$ $Date$ - */ -public class OMElementWrapperHandler implements WrapperHandler<OMElement> { - - private OMFactory factory; - - public OMElementWrapperHandler() { - super(); - this.factory = OMAbstractFactory.getOMFactory(); - } - - public OMElement create(Operation operation, boolean input) { - WrapperInfo wrapperInfo = operation.getWrapper(); - ElementInfo element = input ? wrapperInfo.getInputWrapperElement() : wrapperInfo.getOutputWrapperElement(); - // Class<?> wrapperClass = input ? wrapperInfo.getInputWrapperClass() : wrapperInfo.getOutputWrapperClass(); - OMElement wrapper = AxiomHelper.createOMElement(factory, element.getQName()); - return wrapper; - } - - public void setChildren(OMElement wrapper, Object[] childObjects, Operation operation, boolean input) { - List<ElementInfo> childElements = - input ? operation.getWrapper().getInputChildElements() : operation.getWrapper().getOutputChildElements(); - for (int i = 0; i < childElements.size(); i++) { - setChild(wrapper, i, childElements.get(i), childObjects[i]); - } - - } - - public void setChild(OMElement wrapper, int i, ElementInfo childElement, Object value) { - if (childElement.isMany()) { - Object[] elements = (Object[])value; - if (value != null) { - for (Object e : elements) { - addChild(wrapper, childElement, (OMElement)e); - } - } - } else { - OMElement element = (OMElement)value; - addChild(wrapper, childElement, element); - } - } - - private void addChild(OMElement wrapper, ElementInfo childElement, OMElement element) { - if (element == null) { - OMElement e = wrapper.getOMFactory().createOMElement(childElement.getQName(), wrapper); - attachXSINil(e); - return; - } - QName elementName = childElement.getQName(); - // Make it a bit tolerating of element QName - if (!elementName.equals(element.getQName())) { - OMNamespace namespace = factory.createOMNamespace(elementName.getNamespaceURI(), elementName.getPrefix()); - element.setNamespace(namespace); - element.setLocalName(childElement.getQName().getLocalPart()); - } - wrapper.addChild(element); - } - - public List getChildren(OMElement wrapper, Operation operation, boolean input) { - List<ElementInfo> childElements = input? operation.getWrapper().getInputChildElements(): - operation.getWrapper().getOutputChildElements(); - - List<Object> elements = new ArrayList<Object>(); - int i = 0; - for (ElementInfo e : childElements) { - elements.add(getChild(wrapper, e, i)); - i++; - } - return elements; - } - - /** - * @see org.apache.tuscany.sca.databinding.WrapperHandler#getWrapperType(Operation, boolean) - */ - public DataType getWrapperType(Operation operation, boolean input) { - WrapperInfo wrapper = operation.getWrapper(); - ElementInfo element = input ? wrapper.getInputWrapperElement() : wrapper.getOutputWrapperElement(); - DataType<XMLType> wrapperType = - new DataTypeImpl<XMLType>(AxiomDataBinding.NAME, OMElement.class, new XMLType(element)); - return wrapperType; - } - - public boolean isInstance(Object wrapperObj, Operation operation, boolean input) { - WrapperInfo wrapperInfo = operation.getWrapper(); - ElementInfo element = input ? wrapperInfo.getInputWrapperElement() : wrapperInfo.getOutputWrapperElement(); - // List<ElementInfo> childElements = - // input ? wrapperInfo.getInputChildElements() : wrapperInfo.getOutputChildElements(); - OMElement wrapper = (OMElement)wrapperObj; - if (!element.getQName().equals(wrapper.getQName())) { - return false; - } - return true; - /* - Set<QName> names = new HashSet<QName>(); - for (ElementInfo e : childElements) { - names.add(e.getQName()); - } - for (Iterator i = wrapper.getChildElements(); i.hasNext();) { - OMElement child = (OMElement)i.next(); - if (!names.contains(child.getQName())) { - return false; - } - } - return true; - */ - } - - private static final QName XSI_TYPE_QNAME = new QName("http://www.w3.org/2001/XMLSchema-instance", "type", "xsi"); - - private List<List<OMElement>> getElements(OMElement wrapper) { - List<List<OMElement>> elements = new ArrayList<List<OMElement>>(); - List<OMElement> current = new ArrayList<OMElement>(); - elements.add(current); - boolean first = true; - QName last = null; - - for (Iterator i = wrapper.getChildElements(); i.hasNext();) { - OMElement element = (OMElement)i.next(); - if (first || element.getQName().equals(last)) { - current.add(element); - last = element.getQName(); - } else { - current = new ArrayList<OMElement>(); - elements.add(current); - current.add(element); - last = element.getQName(); - } - first = false; - } - return elements; - } - - public Object getChild(OMElement wrapper, ElementInfo childElement, int index) { - Iterator children = wrapper.getChildrenWithName(childElement.getQName()); - if (!children.hasNext()) { - // No name match, try by index - List<List<OMElement>> list = getElements(wrapper); - List<OMElement> elements = list.get(index); - if (!childElement.isMany()) { - return elements.isEmpty() ? null : attachXSIType(childElement, elements.get(0)); - } else { - Object[] array = elements.toArray(); - for (Object item : array) { - attachXSIType(childElement, (OMElement)item); - } - return array; - } - } - if (!childElement.isMany()) { - if (children.hasNext()) { - OMElement child = (OMElement)children.next(); - attachXSIType(childElement, child); - return child; - } else { - return null; - } - } else { - List<OMElement> elements = new ArrayList<OMElement>(); - for (; children.hasNext();) { - OMElement child = (OMElement)children.next(); - attachXSIType(childElement, child); - elements.add(child); - } - return elements.toArray(); - } - } - - /** - * Create xis:type if required - * @param childElement - * @param element - * @return - */ - private OMElement attachXSIType(ElementInfo childElement, OMElement element) { - TypeInfo type = childElement.getType(); - if (type != null && type.getQName() != null) { - OMAttribute attr = element.getAttribute(XSI_TYPE_QNAME); - if (attr == null) { - String typeNS = type.getQName().getNamespaceURI(); - if (XMLConstants.W3C_XML_SCHEMA_NS_URI.equals(typeNS)) { - return element; - } - OMNamespace ns = element.getOMFactory().createOMNamespace(typeNS, "_typens_"); - element.declareNamespace(ns); - OMNamespace xsiNS = - element.getOMFactory().createOMNamespace(XSI_TYPE_QNAME.getNamespaceURI(), - XSI_TYPE_QNAME.getPrefix()); - element.declareNamespace(xsiNS); - attr = - element.getOMFactory().createOMAttribute("type", - xsiNS, - "_typens_:" + type.getQName().getLocalPart()); - element.addAttribute(attr); - } - } - return element; - } - - private void attachXSINil(OMElement element) { - OMNamespace xsiNS = - element.getOMFactory().createOMNamespace(XSI_TYPE_QNAME.getNamespaceURI(), XSI_TYPE_QNAME.getPrefix()); - element.declareNamespace(xsiNS); - OMAttribute attr = element.getOMFactory().createOMAttribute("nil", xsiNS, "true"); - element.addAttribute(attr); - } -} |