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JBossWS WildFly 8.2.1.Final Server Side Integration
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/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.webservices.parser;
import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
import static org.jboss.as.webservices.WSMessages.MESSAGES;
import static org.jboss.wsf.spi.util.StAXUtils.match;
import java.io.InputStream;
import java.lang.reflect.Method;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.ws.WebServiceException;
import org.jboss.ws.common.JavaUtils;
import org.jboss.wsf.spi.deployment.DeploymentAspect;
import org.jboss.wsf.spi.util.StAXUtils;
import org.wildfly.security.manager.WildFlySecurityManager;
/**
* A parser for WS deployment aspects
*
* @author [email protected]
* @since 18-Jan-2011
*
*/
public class WSDeploymentAspectParser {
private static final String NS = "urn:jboss:ws:deployment:aspects:1.0";
private static final String DEPLOYMENT_ASPECTS = "deploymentAspects";
private static final String DEPLOYMENT_ASPECT = "deploymentAspect";
private static final String CLASS = "class";
private static final String PRIORITY = "priority";
private static final String PROPERTY = "property";
private static final String NAME = "name";
private static final String MAP = "map";
private static final String KEY_CLASS = "keyClass";
private static final String VALUE_CLASS = "valueClass";
private static final String ENTRY = "entry";
private static final String KEY = "key";
private static final String VALUE = "value";
private static final String LIST = "list";
private static final String ELEMENT_CLASS = "elementClass";
public static List parse(InputStream is, ClassLoader loader) {
try {
XMLStreamReader xmlr = StAXUtils.createXMLStreamReader(is);
return parse(xmlr, loader);
} catch (Exception e) {
throw new WebServiceException(e);
}
}
public static List parse(XMLStreamReader reader, ClassLoader loader) throws XMLStreamException {
int iterate;
try {
iterate = reader.nextTag();
} catch (XMLStreamException e) {
// skip non-tag elements
iterate = reader.nextTag();
}
List deploymentAspects = null;
switch (iterate) {
case END_ELEMENT: {
// we're done
break;
}
case START_ELEMENT: {
if (match(reader, NS, DEPLOYMENT_ASPECTS)) {
deploymentAspects = parseDeploymentAspects(reader, loader);
} else {
throw MESSAGES.unexpectedElement(reader.getLocalName());
}
}
}
return deploymentAspects;
}
private static List parseDeploymentAspects(XMLStreamReader reader, ClassLoader loader) throws XMLStreamException {
List deploymentAspects = new LinkedList();
while (reader.hasNext()) {
switch (reader.nextTag()) {
case XMLStreamConstants.END_ELEMENT: {
if (match(reader, NS, DEPLOYMENT_ASPECTS)) {
return deploymentAspects;
} else {
throw MESSAGES.unexpectedEndTag(reader.getLocalName());
}
}
case XMLStreamConstants.START_ELEMENT: {
if (match(reader, NS, DEPLOYMENT_ASPECT)) {
deploymentAspects.add(parseDeploymentAspect(reader, loader));
} else {
throw MESSAGES.unexpectedElement(reader.getLocalName());
}
}
}
}
throw MESSAGES.unexpectedEndOfDocument();
}
private static DeploymentAspect parseDeploymentAspect(XMLStreamReader reader, ClassLoader loader) throws XMLStreamException {
String deploymentAspectClass = reader.getAttributeValue(null, CLASS);
if (deploymentAspectClass == null) {
throw MESSAGES.missingDeploymentAspectClassAttribute();
}
DeploymentAspect deploymentAspect = null;
try {
@SuppressWarnings("unchecked")
Class clazz = (Class) Class.forName(deploymentAspectClass, true, loader);
ClassLoader orig = WildFlySecurityManager.getCurrentContextClassLoaderPrivileged();
try {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(loader);
deploymentAspect = clazz.newInstance();
} finally {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(orig);
}
} catch (Exception e) {
throw MESSAGES.cannotInstantiateDeploymentAspect(e, deploymentAspectClass);
}
String priority = reader.getAttributeValue(null, PRIORITY);
if (priority != null) {
deploymentAspect.setRelativeOrder(Integer.parseInt(priority.trim()));
}
while (reader.hasNext()) {
switch (reader.nextTag()) {
case XMLStreamConstants.END_ELEMENT: {
if (match(reader, NS, DEPLOYMENT_ASPECT)) {
return deploymentAspect;
} else {
throw MESSAGES.unexpectedEndTag(reader.getLocalName());
}
}
case XMLStreamConstants.START_ELEMENT: {
if (match(reader, NS, PROPERTY)) {
parseProperty(reader, deploymentAspect, loader);
} else {
throw MESSAGES.unexpectedElement(reader.getLocalName());
}
}
}
}
throw MESSAGES.unexpectedEndOfDocument();
}
@SuppressWarnings("rawtypes")
private static void parseProperty(XMLStreamReader reader, DeploymentAspect deploymentAspect, ClassLoader loader) throws XMLStreamException {
Class deploymentAspectClass = deploymentAspect.getClass();
String propName = reader.getAttributeValue(null, NAME);
if (propName == null) {
throw MESSAGES.missingPropertyNameAttribute(deploymentAspect);
}
String propClass = reader.getAttributeValue(null, CLASS);
if (propClass == null) {
throw MESSAGES.missingPropertyClassAttribute(deploymentAspect);
} else {
try {
if (isSupportedPropertyClass(propClass)) {
Method m = selectMethod(deploymentAspectClass, propName, propClass);
m.invoke(deploymentAspect, parseSimpleValue(reader, propClass));
return;
}
} catch (Exception e) {
throw new IllegalStateException(e);
}
}
while (reader.hasNext()) {
switch (reader.nextTag()) {
case XMLStreamConstants.END_ELEMENT: {
if (match(reader, NS, PROPERTY)) {
return;
} else {
throw MESSAGES.unexpectedEndTag(reader.getLocalName());
}
}
case XMLStreamConstants.START_ELEMENT: {
if (match(reader, NS, MAP)) {
try {
Method m = selectMethod(deploymentAspectClass, propName, propClass);
Map map = parseMapProperty(reader, propClass, reader.getAttributeValue(null, KEY_CLASS),
reader.getAttributeValue(null, VALUE_CLASS), loader);
m.invoke(deploymentAspect, map);
} catch (Exception e) {
throw new IllegalStateException(e);
}
} else if (match(reader, NS, LIST)) {
try {
Method m = selectMethod(deploymentAspectClass, propName, propClass);
List list = parseListProperty(reader, propClass, reader.getAttributeValue(null, ELEMENT_CLASS));
m.invoke(deploymentAspect, list);
} catch (Exception e) {
throw new IllegalStateException(e);
}
} else {
throw MESSAGES.unexpectedElement(reader.getLocalName());
}
}
}
}
throw MESSAGES.unexpectedEndOfDocument();
}
private static Method selectMethod(Class deploymentAspectClass, String propName, String propClass) throws ClassNotFoundException {
//TODO improve this (better support for primitives, edge cases, etc.)
Method[] methods = deploymentAspectClass.getMethods();
for (Method m : methods) {
if (m.getName().equals("set" + JavaUtils.capitalize(propName))) {
Class[] pars = m.getParameterTypes();
if (pars.length == 1 && (propClass.equals(pars[0].getName()) || (pars[0].isAssignableFrom(Class.forName(propClass))))) {
return m;
}
}
}
return null;
}
private static boolean isSupportedPropertyClass(String propClass) {
return (String.class.getName().equals(propClass) || Boolean.class.getName().equals(propClass) || Integer.class
.getName().equals(propClass) || JavaUtils.isPrimitive(propClass));
}
private static Object parseSimpleValue(XMLStreamReader reader, String propClass) throws XMLStreamException {
if (String.class.getName().equals(propClass)) {
return StAXUtils.elementAsString(reader);
} else if (Boolean.class.getName().equals(propClass)) {
return StAXUtils.elementAsBoolean(reader);
} else if (Integer.class.getName().equals(propClass)) {
return StAXUtils.elementAsInt(reader);
} else if (boolean.class.getName().equals(propClass)) {
return StAXUtils.elementAsBoolean(reader);
} else {
throw MESSAGES.unsupportedPropertyClass(propClass);
}
}
@SuppressWarnings({ "rawtypes", "unchecked" })
private static List parseListProperty(XMLStreamReader reader, String propClass, String elementClass)
throws XMLStreamException {
List list = null;
try {
list = (List) Class.forName(propClass).newInstance();
} catch (Exception e) {
throw MESSAGES.cannotInstantiateList(e, propClass);
}
while (reader.hasNext()) {
switch (reader.nextTag()) {
case XMLStreamConstants.END_ELEMENT: {
if (match(reader, NS, LIST)) {
return list;
} else {
throw MESSAGES.unexpectedEndTag(reader.getLocalName());
}
}
case XMLStreamConstants.START_ELEMENT: {
if (match(reader, NS, VALUE)) {
list.add(parseSimpleValue(reader, elementClass));
} else {
throw MESSAGES.unexpectedElement(reader.getLocalName());
}
}
}
}
throw MESSAGES.unexpectedEndOfDocument();
}
@SuppressWarnings("rawtypes")
private static Map parseMapProperty(XMLStreamReader reader, String propClass, String keyClass, String valueClass, ClassLoader loader)
throws XMLStreamException {
Map map = null;
try {
map = (Map) Class.forName(propClass, true, loader).newInstance();
} catch (Exception e) {
throw MESSAGES.cannotInstantiateMap(e, propClass);
}
while (reader.hasNext()) {
switch (reader.nextTag()) {
case XMLStreamConstants.END_ELEMENT: {
if (match(reader, NS, MAP)) {
return map;
} else {
throw MESSAGES.unexpectedEndTag(reader.getLocalName());
}
}
case XMLStreamConstants.START_ELEMENT: {
if (match(reader, NS, ENTRY)) {
parseMapEntry(reader, map, keyClass, valueClass);
} else {
throw MESSAGES.unexpectedElement(reader.getLocalName());
}
}
}
}
throw MESSAGES.unexpectedEndOfDocument();
}
@SuppressWarnings({ "rawtypes", "unchecked" })
private static void parseMapEntry(XMLStreamReader reader, Map map, String keyClass, String valueClass)
throws XMLStreamException {
boolean keyStartDone = false, valueStartDone = false;
Object key = null;
Object value = null;
while (reader.hasNext()) {
switch (reader.nextTag()) {
case XMLStreamConstants.END_ELEMENT: {
if (match(reader, NS, ENTRY) && keyStartDone && valueStartDone) {
map.put(key, value);
return;
} else {
throw MESSAGES.unexpectedEndTag(reader.getLocalName());
}
}
case XMLStreamConstants.START_ELEMENT: {
if (match(reader, NS, KEY)) {
keyStartDone = true;
key = parseSimpleValue(reader, keyClass);
} else if (match(reader, NS, VALUE)) {
valueStartDone = true;
value = parseSimpleValue(reader, valueClass);
} else {
throw MESSAGES.unexpectedElement(reader.getLocalName());
}
}
}
}
throw MESSAGES.unexpectedEndOfDocument();
}
}
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