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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.
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package org.apache.cxf.transport.http_jetty.blueprint;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import java.util.UUID;
import org.w3c.dom.Element;
import org.apache.aries.blueprint.ParserContext;
import org.apache.aries.blueprint.mutable.MutableBeanMetadata;
import org.apache.aries.blueprint.reflect.MapEntryImpl;
import org.apache.aries.blueprint.reflect.MapMetadataImpl;
import org.apache.cxf.common.util.StringUtils;
import org.apache.cxf.configuration.blueprint.AbstractBPBeanDefinitionParser;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.staxutils.StaxUtils;
import org.osgi.service.blueprint.reflect.ComponentMetadata;
import org.osgi.service.blueprint.reflect.MapEntry;
import org.osgi.service.blueprint.reflect.Metadata;
import org.osgi.service.blueprint.reflect.ValueMetadata;
public class JettyServerEngineFactoryParser extends AbstractBPBeanDefinitionParser {
public static final String JETTY_TRANSPORT = "http://cxf.apache.org/transports/http-jetty/configuration";
public static final String JETTY_THREADING = "http://cxf.apache.org/configuration/parameterized-types";
public static String getIdOrName(Element elem) {
String id = elem.getAttribute("id");
if (null == id || "".equals(id)) {
String names = elem.getAttribute("name");
if (null != names) {
StringTokenizer st = new StringTokenizer(names, ",");
if (st.countTokens() > 0) {
id = st.nextToken();
}
}
}
return id;
}
public Metadata parse(Element element, ParserContext context) {
//Endpoint definition
MutableBeanMetadata ef = context.createMetadata(MutableBeanMetadata.class);
if (!StringUtils.isEmpty(getIdOrName(element))) {
ef.setId(getIdOrName(element));
} else {
ef.setId("jetty.engine.factory-holder-" + UUID.randomUUID().toString());
}
ef.setRuntimeClass(JettyHTTPServerEngineFactoryHolder.class);
// setup the ConnectorMap and HandlersMap property for the JettyHTTPServerEngineFactoryHolder
try {
// Print the DOM node
String xmlString = StaxUtils.toString(element);
ef.addProperty("parsedElement", createValue(context, xmlString));
ef.setInitMethod("init");
ef.setActivation(ComponentMetadata.ACTIVATION_EAGER);
ef.setDestroyMethod("destroy");
// setup the EngineConnector
List<Element> engines = DOMUtils
.getChildrenWithName(element, HTTPJettyTransportNamespaceHandler.JETTY_TRANSPORT, "engine");
ef.addProperty("connectorMap", parseEngineConnector(engines, ef, context));
ef.addProperty("handlersMap", parseEngineHandlers(engines, ef, context));
return ef;
} catch (Exception e) {
throw new RuntimeException("Could not process configuration.", e);
}
}
protected Metadata parseEngineConnector(List<Element> engines, ComponentMetadata enclosingComponent,
ParserContext context) {
List<MapEntry> entries = new ArrayList<>();
for (Element engine : engines) {
String port = engine.getAttribute("port");
ValueMetadata keyValue = createValue(context, port);
Element connector = DOMUtils
.getFirstChildWithName(engine, HTTPJettyTransportNamespaceHandler.JETTY_TRANSPORT,
"connector");
if (connector != null) {
Element first = DOMUtils.getFirstElement(connector);
Metadata valValue = context.parseElement(Metadata.class, enclosingComponent, first);
entries.add(new MapEntryImpl(keyValue, valValue));
}
}
return new MapMetadataImpl("java.lang.String", "org.eclipse.jetty.server.Connector", entries);
}
protected Metadata parseEngineHandlers(List<Element> engines, ComponentMetadata enclosingComponent,
ParserContext context) {
List<MapEntry> entries = new ArrayList<>();
for (Element engine : engines) {
String port = engine.getAttribute("port");
ValueMetadata keyValue = createValue(context, port);
Element handlers = DOMUtils
.getFirstChildWithName(engine, HTTPJettyTransportNamespaceHandler.JETTY_TRANSPORT,
"handlers");
if (handlers != null) {
Metadata valValue = parseListData(context, enclosingComponent, handlers);
entries.add(new MapEntryImpl(keyValue, valValue));
}
}
return new MapMetadataImpl("java.lang.String", "java.util.List", entries);
}
}