com.sun.xml.ws.rx.util.JaxbContextRepository Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of webservices-rt Show documentation
Show all versions of webservices-rt Show documentation
This module contains the Metro runtime code.
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.xml.ws.rx.util;
import com.sun.xml.ws.rx.RxRuntimeException;
import com.sun.xml.bind.api.JAXBRIContext;
import com.sun.xml.ws.api.addressing.AddressingVersion;
import com.sun.istack.logging.Logger;
import java.util.Arrays;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.ws.EndpointReference;
/**
* TODO javadoc
*
*
* WARNING: This class is a private utility class used by WS-RX implementation. Any usage outside
* the intedned scope is strongly discouraged. The API exposed by this class may be changed, replaced
* or removed without any advance notice.
*
*
* @author Marek Potociar
*/
public final class JaxbContextRepository {
private static final Logger LOGGER = Logger.getLogger(JaxbContextRepository.class);
//
private Map jaxbContexts;
private ThreadLocal> threadLocalUnmarshallers = new ThreadLocal>() {
@Override
protected Map initialValue() {
Map result = new HashMap();
for (Map.Entry entry : jaxbContexts.entrySet()) {
try {
result.put(entry.getKey(), entry.getValue().createUnmarshaller());
} catch (JAXBException ex) {
LOGGER.severe("Unable to create JAXB unmarshaller", ex);
throw new RxRuntimeException("Unable to create JAXB unmarshaller", ex);
}
}
return result;
}
};
public JaxbContextRepository(Class... classes) throws RxRuntimeException {
this.jaxbContexts = new HashMap();
for (AddressingVersion av : AddressingVersion.values()) {
this.jaxbContexts.put(av, createContext(av, classes));
}
}
private static final JAXBRIContext createContext(AddressingVersion av, Class... classes) throws RxRuntimeException {
/**
* We need to add all supported WS-A EndpointReference implementation classes to the array
* before we pass the array to the JAXBRIContext factory method.
*/
LinkedList> jaxbElementClasses = new LinkedList>(Arrays.asList(classes));
jaxbElementClasses.add(av.eprType.eprClass);
Map eprClassReplacementMap = new HashMap();
eprClassReplacementMap.put(EndpointReference.class, av.eprType.eprClass);
try {
return JAXBRIContext.newInstance(jaxbElementClasses.toArray(classes),
null,
eprClassReplacementMap,
null,
false,
null);
} catch (JAXBException ex) {
throw new RxRuntimeException("Unable to create JAXB RI Context", ex);
}
}
/**
* Creates JAXB {@link Unmarshaller} that is able to unmarshall elements for specified classes.
*
* As JAXB unmarshallers are not thread-safe, this method should be used to create a new {@link Unmarshaller}
* instance whenever there is a chance that the same instance might be invoked concurrently from multiple
* threads. On th other hand, it is prudent to cache or pool {@link Unmarshaller} instances if possible as
* constructing a new {@link Unmarshaller} instance is rather expensive.
*
* For additional information see this blog entry.
*
* @return created JAXB unmarshaller
*
* @exception RxRuntimeException in case the creation of unmarshaller failed
*/
public Unmarshaller getUnmarshaller(AddressingVersion av) throws RxRuntimeException {
return threadLocalUnmarshallers.get().get(av);
}
/**
* Returns JAXB context that is intitialized based on a given addressing version.
*
* @param av addressing version used to initialize JAXB context
*
* @return JAXB context that is intitialized based on a given addressing version.
*/
public JAXBRIContext getJaxbContext(AddressingVersion av) {
return jaxbContexts.get(av);
}
}