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Diffstat (limited to 'sca-java-1.x/branches/sca-java-1.2.1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java')
-rw-r--r-- | sca-java-1.x/branches/sca-java-1.2.1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.2.1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java b/sca-java-1.x/branches/sca-java-1.2.1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java new file mode 100644 index 0000000000..d6e4edf28e --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2.1/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java @@ -0,0 +1,120 @@ +/* + * 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.lang.annotation.Annotation; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.databinding.SimpleTypeMapper; +import org.apache.tuscany.sca.databinding.WrapperHandler; +import org.apache.tuscany.sca.databinding.impl.BaseDataBinding; +import org.apache.tuscany.sca.interfacedef.DataType; +import org.apache.tuscany.sca.interfacedef.util.XMLType; + +import commonj.sdo.DataObject; +import commonj.sdo.Type; +import commonj.sdo.helper.CopyHelper; +import commonj.sdo.helper.HelperContext; +import commonj.sdo.helper.XMLDocument; +import commonj.sdo.impl.HelperProvider; + +/** + * SDO Databinding + * + * @version $Reve$ $Date$ + */ +public class SDODataBinding extends BaseDataBinding { + public static final String NAME = DataObject.class.getName(); + public static final String[] ALIASES = new String[] {"sdo"}; + + public static final String ROOT_NAMESPACE = "commonj.sdo"; + public static final QName ROOT_ELEMENT = new QName(ROOT_NAMESPACE, "dataObject"); + + private WrapperHandler<Object> wrapperHandler; + + public SDODataBinding() { + super(NAME, ALIASES, DataObject.class); + wrapperHandler = new SDOWrapperHandler(); + } + + @Override + public boolean introspect(DataType dataType, Annotation[] annotations) { + Class javaType = dataType.getPhysical(); + HelperContext context = HelperProvider.getDefaultContext(); + // FIXME: Need a better to test dynamic SDO + if (DataObject.class.isAssignableFrom(javaType)) { + // Dynamic SDO + dataType.setDataBinding(getName()); + if (dataType.getLogical() == null) { + dataType.setLogical(XMLType.UNKNOWN); + } + return true; + } + // FIXME: We need to access HelperContext + Type type = context.getTypeHelper().getType(javaType); + if (type == null) { + return false; + } + if (type.isDataType()) { + // FIXME: Ignore simple types? + return false; + } + String namespace = type.getURI(); + String name = context.getXSDHelper().getLocalName(type); + QName xmlType = new QName(namespace, name); + dataType.setDataBinding(getName()); + QName elementName = null; + Object logical = dataType.getLogical(); + if (logical instanceof XMLType) { + elementName = ((XMLType)logical).getElementName(); + } + dataType.setLogical(new XMLType(elementName, xmlType)); + return true; + } + + @Override + public WrapperHandler getWrapperHandler() { + return wrapperHandler; + } + + @Override + public SimpleTypeMapper getSimpleTypeMapper() { + return new SDOSimpleTypeMapper(); + } + + @Override + public Object copy(Object arg) { + HelperContext context = HelperProvider.getDefaultContext(); + CopyHelper copyHelper = context.getCopyHelper(); + if (arg instanceof XMLDocument) { + XMLDocument document = (XMLDocument)arg; + DataObject dataObject = copyHelper.copy(document.getRootObject()); + return context.getXMLHelper().createDocument(dataObject, + document.getRootElementURI(), + document.getRootElementName()); + } else if (arg instanceof DataObject) { + return context.getCopyHelper().copy((DataObject)arg); + } else { + return super.copy(arg); + } + } + +} |