/*******************************************************************************
* Copyright (c) 1998, 2015 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 v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.internal.xr;
//javase imports
import static javax.xml.XMLConstants.DEFAULT_NS_PREFIX;
import static javax.xml.XMLConstants.NULL_NS_URI;
import static javax.xml.XMLConstants.W3C_XML_SCHEMA_NS_URI;
import static org.eclipse.persistence.internal.oxm.Constants.ANY;
import static org.eclipse.persistence.internal.oxm.Constants.ANY_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.ANY_SIMPLE_TYPE;
import static org.eclipse.persistence.internal.oxm.Constants.ANY_SIMPLE_TYPE_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.BASE_64_BINARY;
import static org.eclipse.persistence.internal.oxm.Constants.BASE_64_BINARY_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.BOOLEAN;
import static org.eclipse.persistence.internal.oxm.Constants.BOOLEAN_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.BYTE;
import static org.eclipse.persistence.internal.oxm.Constants.BYTE_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.DATE;
import static org.eclipse.persistence.internal.oxm.Constants.DATE_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.DATE_TIME;
import static org.eclipse.persistence.internal.oxm.Constants.DATE_TIME_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.DECIMAL;
import static org.eclipse.persistence.internal.oxm.Constants.DECIMAL_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.DOUBLE;
import static org.eclipse.persistence.internal.oxm.Constants.DOUBLE_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.FLOAT;
import static org.eclipse.persistence.internal.oxm.Constants.FLOAT_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.HEX_BINARY;
import static org.eclipse.persistence.internal.oxm.Constants.HEX_BINARY_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.INT;
import static org.eclipse.persistence.internal.oxm.Constants.INTEGER;
import static org.eclipse.persistence.internal.oxm.Constants.INTEGER_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.INT_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.LONG;
import static org.eclipse.persistence.internal.oxm.Constants.LONG_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.QNAME_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.SHORT;
import static org.eclipse.persistence.internal.oxm.Constants.SHORT_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.STRING;
import static org.eclipse.persistence.internal.oxm.Constants.STRING_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.SWA_REF;
import static org.eclipse.persistence.internal.oxm.Constants.SWA_REF_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.TIME;
import static org.eclipse.persistence.internal.oxm.Constants.TIME_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.UNSIGNED_BYTE;
import static org.eclipse.persistence.internal.oxm.Constants.UNSIGNED_BYTE_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.UNSIGNED_INT;
import static org.eclipse.persistence.internal.oxm.Constants.UNSIGNED_INT_QNAME;
import static org.eclipse.persistence.internal.oxm.Constants.UNSIGNED_SHORT;
import static org.eclipse.persistence.internal.oxm.Constants.UNSIGNED_SHORT_QNAME;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
//java eXtension imports
import javax.xml.namespace.QName;
//EclipseLink imports
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.record.XMLRecord;
import org.eclipse.persistence.sessions.Record;
import org.eclipse.persistence.sessions.Session;
public class QNameTransformer implements AttributeTransformer, FieldTransformer {
public static final Map<String, QName> SCHEMA_QNAMES;
static {
SCHEMA_QNAMES = Collections.unmodifiableMap(new HashMap<String, QName>() {
{
put(ANY, ANY_QNAME);
put(ANY_SIMPLE_TYPE, ANY_SIMPLE_TYPE_QNAME);
put(BASE_64_BINARY, BASE_64_BINARY_QNAME);
put(BOOLEAN, BOOLEAN_QNAME);
put(BYTE, BYTE_QNAME);
put(DATE, DATE_QNAME);
put(DATE_TIME, DATE_TIME_QNAME);
put(DECIMAL, DECIMAL_QNAME);
put(DOUBLE, DOUBLE_QNAME);
put(FLOAT, FLOAT_QNAME);
put(HEX_BINARY, HEX_BINARY_QNAME);
put(INT, INT_QNAME);
put(INTEGER, INTEGER_QNAME);
put(LONG, LONG_QNAME);
put(QNAME, QNAME_QNAME);
put(SHORT, SHORT_QNAME);
put(STRING, STRING_QNAME);
put(TIME, TIME_QNAME);
put(UNSIGNED_BYTE, UNSIGNED_BYTE_QNAME);
put(UNSIGNED_INT, UNSIGNED_INT_QNAME);
put(UNSIGNED_SHORT, UNSIGNED_SHORT_QNAME);
put(SWA_REF, SWA_REF_QNAME);
}
});
}
private static final char COLON = ':';
private static final String DEFAULT_NAMESPACE_PREFIX = "";
AbstractTransformationMapping transformationMapping;
private transient NamespaceResolver namespaceResolver;
private String xPath;
public QNameTransformer(String xPath) {
super();
this.xPath = xPath;
}
@Override
public void initialize(AbstractTransformationMapping mapping) {
transformationMapping = mapping;
namespaceResolver = ((XMLDescriptor)mapping.getDescriptor()).getNamespaceResolver();
}
@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;
}
QName qName = 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);
// check for W3C_XML_SCHEMA_NS_URI - return TL_OX pre-built QName's
if (W3C_XML_SCHEMA_NS_URI.equals(namespaceURI)) {
qName = SCHEMA_QNAMES.get(localName);
if (qName == null) { // unknown W3C_XML_SCHEMA_NS_URI type ?
qName = new QName(W3C_XML_SCHEMA_NS_URI, localName,
prefix == null ? DEFAULT_NS_PREFIX : prefix);
}
}
else {
qName = new QName(namespaceURI == null ? NULL_NS_URI : namespaceURI, localName,
prefix == null ? DEFAULT_NS_PREFIX : prefix);
}
return qName;
}
else {
String namespaceURI = ((XMLRecord)record)
.resolveNamespacePrefix(DEFAULT_NAMESPACE_PREFIX);
qName = new QName(namespaceURI, value);
}
return qName;
}
@Override
public Object buildFieldValue(Object instance, String fieldName, Session session) {
if (null == instance) {
return null;
}
QName qName = (QName)transformationMapping.getAttributeValueFromObject(instance);
if (null == qName.getNamespaceURI()) {
return qName.getLocalPart();
}
else {
String namespaceURI = qName.getNamespaceURI();
String prefix = namespaceResolver.resolveNamespaceURI(namespaceURI);
if (null == prefix) {
return qName.getLocalPart();
}
else {
return prefix + COLON + qName.getLocalPart();
}
}
}
}