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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.policy.authentication.basic;
import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
import org.apache.tuscany.sca.core.FactoryExtensionPoint;
/**
*
* @version $Rev$ $Date$
*/
public class BasicAuthenticationPolicyProcessor implements StAXArtifactProcessor<BasicAuthenticationPolicy> {
private static final String SCA10_TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.1";
public QName getArtifactType() {
return BasicAuthenticationPolicy.BASIC_AUTHENTICATION_POLICY_QNAME;
}
public BasicAuthenticationPolicyProcessor(FactoryExtensionPoint modelFactories) {
}
public BasicAuthenticationPolicy read(XMLStreamReader reader, ProcessorContext context) throws ContributionReadException, XMLStreamException {
BasicAuthenticationPolicy policy = new BasicAuthenticationPolicy();
int event = reader.getEventType();
QName name = null;
while (reader.hasNext()) {
event = reader.getEventType();
switch (event) {
case START_ELEMENT : {
name = reader.getName();
if ( name.equals(getArtifactType()) ) {
// no attributes at the moment
} else if ( BasicAuthenticationPolicy.BASIC_AUTHENTICATION_USERNAME.equals(name.getLocalPart()) ) {
policy.setUserName(reader.getElementText());
} else if ( BasicAuthenticationPolicy.BASIC_AUTHENTICATION_PASSWORD.equals(name.getLocalPart()) ) {
policy.setPassword(reader.getElementText());
}
break;
}
}
if ( event == END_ELEMENT ) {
if ( getArtifactType().equals(reader.getName()) ) {
break;
}
}
//Read the next element
if (reader.hasNext()) {
reader.next();
}
}
return policy;
}
public void write(BasicAuthenticationPolicy policy, XMLStreamWriter writer, ProcessorContext context)
throws ContributionWriteException, XMLStreamException {
String prefix = "tuscany";
writer.writeStartElement(prefix,
getArtifactType().getLocalPart(),
getArtifactType().getNamespaceURI());
writer.writeNamespace("tuscany", SCA10_TUSCANY_NS);
if ( policy.getUserName() != null ) {
writer.writeStartElement(prefix,
BasicAuthenticationPolicy.BASIC_AUTHENTICATION_USERNAME,
getArtifactType().getNamespaceURI());
writer.writeCharacters(policy.getUserName());
writer.writeEndElement();
}
if ( policy.getPassword() != null ) {
writer.writeStartElement(prefix,
BasicAuthenticationPolicy.BASIC_AUTHENTICATION_PASSWORD,
getArtifactType().getNamespaceURI());
writer.writeCharacters(policy.getPassword());
writer.writeEndElement();
}
writer.writeEndElement();
}
public Class<BasicAuthenticationPolicy> getModelType() {
return BasicAuthenticationPolicy.class;
}
public void resolve(BasicAuthenticationPolicy arg0, ModelResolver arg1, ProcessorContext context) throws ContributionResolveException {
}
}
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