| /* |
| * Copyright (c) 1998, 2020 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // rick.barkhouse - added as part of fix for SDO 2.1.1 TCK 'sdoPathXSDQNameTest' |
| package org.eclipse.persistence.sdo.helper.metadata; |
| |
| import org.eclipse.persistence.mappings.foundation.AbstractTransformationMapping; |
| import org.eclipse.persistence.mappings.transformers.AttributeTransformer; |
| import org.eclipse.persistence.mappings.transformers.FieldTransformer; |
| import org.eclipse.persistence.oxm.NamespaceResolver; |
| import org.eclipse.persistence.oxm.XMLDescriptor; |
| import org.eclipse.persistence.oxm.XMLField; |
| import org.eclipse.persistence.oxm.record.XMLRecord; |
| import org.eclipse.persistence.sessions.Record; |
| import org.eclipse.persistence.sessions.Session; |
| |
| public class QNameTransformer implements AttributeTransformer, FieldTransformer { |
| |
| private static final char COLON = ':'; |
| private static final char HASH = '#'; |
| |
| public static final String QNAME_NAMESPACE_PREFIX = "qns"; |
| |
| private static final String DEFAULT_NAMESPACE_PREFIX = ""; |
| |
| AbstractTransformationMapping transformationMapping; |
| private XMLField xPath; |
| |
| public QNameTransformer(String xPath) { |
| super(); |
| this.xPath = new XMLField(xPath); |
| } |
| |
| @Override |
| public void initialize(AbstractTransformationMapping mapping) { |
| transformationMapping = mapping; |
| NamespaceResolver namespaceResolver = ((XMLDescriptor) mapping.getDescriptor()).getNamespaceResolver(); |
| xPath.setNamespaceResolver(namespaceResolver); |
| } |
| |
| @Override |
| public Object buildAttributeValue(Record record, Object object, Session session) { |
| if (null == record) { |
| return null; |
| } |
| |
| String value = (String) record.get(xPath); |
| if (null == value) { |
| return null; |
| } |
| |
| int index = value.lastIndexOf(COLON); |
| if (index > -1) { |
| String prefix = value.substring(0, index); |
| String localName = value.substring(index + 1); |
| String namespaceURI = ((XMLRecord) record).resolveNamespacePrefix(prefix); |
| if (namespaceURI != null) { |
| return namespaceURI + HASH + localName; |
| } else { |
| return localName; |
| } |
| } else { |
| String namespaceURI = ((XMLRecord) record).resolveNamespacePrefix(DEFAULT_NAMESPACE_PREFIX); |
| if (namespaceURI != null) { |
| return namespaceURI + HASH + value; |
| } else { |
| return value; |
| } |
| } |
| } |
| |
| @Override |
| public Object buildFieldValue(Object instance, String fieldName, Session session) { |
| if (null == instance) { |
| return null; |
| } |
| |
| String value = (String) transformationMapping.getAttributeValueFromObject(instance); |
| if(value == null){ |
| return null; |
| } |
| int index = value.lastIndexOf(HASH); |
| if (index > -1) { |
| String namespaceURI = value.substring(0, index); |
| String localName = value.substring(index + 1); |
| String prefix = null; |
| NamespaceResolver namespaceResolver = xPath.getNamespaceResolver(); |
| if(null != namespaceResolver) { |
| prefix = namespaceResolver.resolveNamespaceURI(namespaceURI); |
| if (prefix == null) { |
| if (namespaceURI.equals(namespaceResolver.getDefaultNamespaceURI())) { |
| return localName; |
| } |
| } |
| return prefix + COLON + localName; |
| } |
| return localName; |
| } else { |
| return value; |
| } |
| } |
| |
| } |