diff options
Diffstat (limited to 'sca-java-1.x/tags/1.6.1-TUSCANY-3909/policy-xml-ws/src/main/java/org/apache/tuscany/sca/policy/xml/ws/WSPolicyProcessor.java')
| -rw-r--r-- | sca-java-1.x/tags/1.6.1-TUSCANY-3909/policy-xml-ws/src/main/java/org/apache/tuscany/sca/policy/xml/ws/WSPolicyProcessor.java | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6.1-TUSCANY-3909/policy-xml-ws/src/main/java/org/apache/tuscany/sca/policy/xml/ws/WSPolicyProcessor.java b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/policy-xml-ws/src/main/java/org/apache/tuscany/sca/policy/xml/ws/WSPolicyProcessor.java new file mode 100644 index 0000000000..718b68d408 --- /dev/null +++ b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/policy-xml-ws/src/main/java/org/apache/tuscany/sca/policy/xml/ws/WSPolicyProcessor.java @@ -0,0 +1,162 @@ +/* + * 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.xml.ws; + +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.XMLStreamConstants; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +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.neethi.PolicyEngine; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.service.ContributionReadException; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.contribution.service.ContributionWriteException; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.policy.xml.PolicyConstants; + + +/** + * Processor for handling xml models of PolicySet definitions + * + * @version $Rev$ $Date$ + */ +public class WSPolicyProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<org.apache.neethi.Policy>, PolicyConstants { + public final static String WS_POLICY_NS = "http://schemas.xmlsoap.org/ws/2004/09/policy"; + public final static String WS_POLICY = "Policy"; + + public final static QName WS_POLICY_QNAME =new QName(WS_POLICY_NS, WS_POLICY); + + public WSPolicyProcessor() { + //System.out.println(">>>Initializing WSPolicyProcessor"); + } + + public WSPolicyProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + //System.out.println(">>>Initializing WSPolicyProcessor"); + } + + public QName getArtifactType() { + return WS_POLICY_QNAME; + } + + public Class<org.apache.neethi.Policy> getModelType() { + return org.apache.neethi.Policy.class; + } + + public org.apache.neethi.Policy read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + org.apache.neethi.Policy wsPolicy = null; + + int event = reader.getEventType(); + if (event == START_ELEMENT) { + QName name = reader.getName(); + if (WS_POLICY_QNAME.equals(name)) { + OMElement policyElement = loadElement(reader); + wsPolicy = PolicyEngine.getPolicy(policyElement); + } + } + return wsPolicy; + } + + public void write(org.apache.neethi.Policy wsPolicy, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + + // Write an <sca:policySet> + writer.writeStartElement(WS_POLICY_NS, WS_POLICY); + + //FIXME write proper ws-policy stuff here + + writer.writeEndElement(); + } + + public void resolve(org.apache.neethi.Policy wsPolicy, ModelResolver resolver) throws ContributionResolveException { + + } + + + private OMElement loadElement(XMLStreamReader reader) throws XMLStreamException { + OMFactory fac = OMAbstractFactory.getOMFactory(); + OMElement head = fac.createOMElement(reader.getName()); + OMElement current = head; + + while (true) { + switch (reader.next()) { + case XMLStreamConstants.START_ELEMENT: + QName name = reader.getName(); + OMElement child = fac.createOMElement(name, current); + + int count = reader.getNamespaceCount(); + for (int i = 0; i < count; i++) { + String prefix = reader.getNamespacePrefix(i); + String ns = reader.getNamespaceURI(i); + child.declareNamespace(ns, prefix); + } + + if(!"".equals(name.getNamespaceURI())) { + child.declareNamespace(name.getNamespaceURI(), name.getPrefix()); + } + + // add the attributes for this element + count = reader.getAttributeCount(); + for (int i = 0; i < count; i++) { + OMNamespace omNs = null; + String ns = reader.getAttributeNamespace(i); + String prefix = reader.getAttributePrefix(i); + String qname = reader.getAttributeLocalName(i); + String value = reader.getAttributeValue(i); + + if ( ns != null ) { + omNs = fac.createOMNamespace(ns, prefix); + } + + child.addAttribute(qname, value, omNs); + if (ns != null) { + child.declareNamespace(ns, prefix); + } + } + current = child; + break; + case XMLStreamConstants.CDATA: + fac.createOMText(current, reader.getText()); + break; + case XMLStreamConstants.CHARACTERS: + fac.createOMText(current, reader.getText()); + break; + case XMLStreamConstants.END_ELEMENT: + if ( current == head ) { + return head; + } else { + current = (OMElement)current.getParent(); + } + } + } + } + + + } |