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/*
* 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.binding.jms.provider.xml;
import java.io.IOException;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
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.axiom.om.impl.builder.StAXOMBuilder;
import org.apache.tuscany.sca.common.xml.stax.StAXHelper;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.interfacedef.util.FaultException;
public class AXIOMXMLHelper implements XMLHelper<OMElement> {
private OMFactory factory;
private StAXHelper staxhelper;
public AXIOMXMLHelper(ExtensionPointRegistry epr) {
this.staxhelper = StAXHelper.getInstance(epr);
this.factory = OMAbstractFactory.getOMFactory();
}
@Override
public OMElement load(String xml) throws IOException {
StAXOMBuilder builder;
try {
builder = new StAXOMBuilder(staxhelper.createXMLStreamReader(xml));
} catch (XMLStreamException e) {
throw new IOException(e);
}
return builder.getDocumentElement();
}
@Override
public String saveAsString(OMElement t) {
// TODO: The JMS compliance tests require the XML prefix but AXIOM doesn't include that
return "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + t.toString();
}
@Override
public String getOperationName(OMElement t) {
return t.getLocalName();
}
@Override
public Object wrap(OMElement template, OMElement os) {
OMElement newWrapper = template.cloneOMElement();
if (os != null) {
os.declareDefaultNamespace(newWrapper.getNamespace().getNamespaceURI());
newWrapper.addChild(os);
}
return newWrapper;
}
@Override
public OMElement createWrapper(QName qname) {
// The OMElement2JAXB transformer wants the opName to be capitalized
String opName = Character.toUpperCase(qname.getLocalPart().charAt(0)) + qname.getLocalPart().substring(1);
OMElement om = factory.createOMElement(qname);
OMNamespace defaultNS = om.declareDefaultNamespace(qname.getNamespaceURI());
return factory.createOMElement(opName, defaultNS);
}
@Override
public String getDataBindingName() {
return OMElement.class.getName();
}
@Override
public OMElement getFirstChild(OMElement o) {
return o.getFirstElement();
}
@Override
public void setFaultName(FaultException e, Object o) {
OMElement om = (OMElement)o;
e.setFaultName(new QName(om.getNamespace().getNamespaceURI(), om.getLocalName()));
}
}
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