diff options
Diffstat (limited to 'sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo-axiom/src/main/java/org/apache/tuscany/sca/databinding/sdo2om/DataObject2OMElement.java')
-rw-r--r-- | sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo-axiom/src/main/java/org/apache/tuscany/sca/databinding/sdo2om/DataObject2OMElement.java | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo-axiom/src/main/java/org/apache/tuscany/sca/databinding/sdo2om/DataObject2OMElement.java b/sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo-axiom/src/main/java/org/apache/tuscany/sca/databinding/sdo2om/DataObject2OMElement.java new file mode 100644 index 0000000000..4060fd8e5b --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.91/modules/databinding-sdo-axiom/src/main/java/org/apache/tuscany/sca/databinding/sdo2om/DataObject2OMElement.java @@ -0,0 +1,88 @@ +/* + * 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.sdo2om; + +import static org.apache.tuscany.sca.databinding.sdo.SDODataBinding.ROOT_ELEMENT; + +import org.apache.axiom.om.OMAbstractFactory; +import org.apache.axiom.om.OMElement; +import org.apache.axiom.om.OMFactory; +import org.apache.axiom.om.OMNamespace; +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.apache.tuscany.sca.databinding.sdo.SDOContextHelper; +import org.apache.tuscany.sca.interfacedef.DataType; +import org.apache.tuscany.sca.interfacedef.util.XMLType; + +import commonj.sdo.DataObject; +import commonj.sdo.helper.HelperContext; +import commonj.sdo.helper.XMLDocument; + +/** + * SDO DataObject --> AXIOM OMElement transformer + * + * @version $Rev$ $Date$ + */ +public class DataObject2OMElement extends BaseTransformer<DataObject, OMElement> implements + PullTransformer<DataObject, OMElement> { + + public OMElement transform(DataObject source, TransformationContext context) { + HelperContext helperContext = SDOContextHelper.getHelperContext(context); + OMFactory factory = OMAbstractFactory.getOMFactory(); + + OMNamespace namespace = null; + String localName = ROOT_ELEMENT.getLocalPart(); + if (context != null) { + DataType dataType = context.getTargetDataType(); + Object logical = dataType == null ? null : dataType.getLogical(); + if (logical instanceof XMLType) { + XMLType xmlType = (XMLType)logical; + if (xmlType.isElement()) { + namespace = factory.createOMNamespace(xmlType.getElementName().getNamespaceURI(), xmlType + .getElementName().getPrefix()); + localName = xmlType.getElementName().getLocalPart(); + } + } + } + if (namespace == null) { + namespace = factory.createOMNamespace(ROOT_ELEMENT.getNamespaceURI(), ROOT_ELEMENT.getPrefix()); + } + + XMLDocument document = helperContext.getXMLHelper().createDocument(source, + namespace.getNamespaceURI(), + localName); + SDODataSource dataSource = new SDODataSource(document, helperContext); + OMElement element = factory.createOMElement(dataSource, localName, namespace); + return element; + } + + public Class getSourceType() { + return DataObject.class; + } + + public Class getTargetType() { + return OMElement.class; + } + + public int getWeight() { + return 10; + } + +} |