jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/ws/assembler/MetroConfigLoader.java@6cd506508147 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/ws/assembler/MetroConfigLoader.java@6cd506508147 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/ws/assembler/MetroConfigLoader.java

Fri, 14 Feb 2014 11:13:45 +0100

author: mkos
date: Fri, 14 Feb 2014 11:13:45 +0100
changeset 515: 6cd506508147
parent 384: 8f2986ff0235
child 637: 9c07ef4934dd
permissions: -rw-r--r--

8026188: Enhance envelope factory
Summary: Avoiding caching data initialized via TCCL in static context; fix also reviewed by Alexander Fomin
Reviewed-by: ahgross, mgrebac, skoivu

 /*
  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * This code 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 General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 package com.sun.xml.internal.ws.assembler;
 import com.sun.istack.internal.NotNull;
 import com.sun.istack.internal.logging.Logger;
 import com.sun.xml.internal.ws.api.ResourceLoader;
 import com.sun.xml.internal.ws.api.server.Container;
 import com.sun.xml.internal.ws.resources.TubelineassemblyMessages;
 import com.sun.xml.internal.ws.runtime.config.MetroConfig;
 import com.sun.xml.internal.ws.runtime.config.TubeFactoryList;
 import com.sun.xml.internal.ws.runtime.config.TubelineDefinition;
 import com.sun.xml.internal.ws.runtime.config.TubelineMapping;
 import com.sun.xml.internal.ws.util.xml.XmlUtil;
 import javax.xml.bind.JAXBContext;
 import javax.xml.bind.JAXBElement;
 import javax.xml.bind.Unmarshaller;
 import javax.xml.stream.XMLInputFactory;
 import javax.xml.ws.WebServiceException;
 import java.lang.reflect.Method;
 import java.lang.reflect.ReflectPermission;
 import java.net.MalformedURLException;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.security.*;
 import java.util.PropertyPermission;
 import java.util.logging.Level;
 /**
  * This class is responsible for locating and loading Metro configuration files
  * (both application jaxws-tubes.xml and default jaxws-tubes-default.xml).
  * <p/>
  * Once the configuration is loaded the class is able to resolve which tubeline
  * configuration belongs to each endpoint or endpoint client. This information is
  * then used in {@link TubelineAssemblyController} to construct the list of
  * {@link TubeCreator} objects that are used in the actual tubeline construction.
  *
  * @author Marek Potociar <marek.potociar at sun.com>
  */
 // TODO Move the logic of this class directly into MetroConfig class.
 class MetroConfigLoader {
     private static final Logger LOGGER = Logger.getLogger(MetroConfigLoader.class);
     private MetroConfigName defaultTubesConfigNames;
     private static interface TubeFactoryListResolver {
         TubeFactoryList getFactories(TubelineDefinition td);
     }
     private static final TubeFactoryListResolver ENDPOINT_SIDE_RESOLVER = new TubeFactoryListResolver() {
         public TubeFactoryList getFactories(TubelineDefinition td) {
             return (td != null) ? td.getEndpointSide() : null;
         }
     };
     private static final TubeFactoryListResolver CLIENT_SIDE_RESOLVER = new TubeFactoryListResolver() {
         public TubeFactoryList getFactories(TubelineDefinition td) {
             return (td != null) ? td.getClientSide() : null;
         }
     };
     //
     private MetroConfig defaultConfig;
     private URL defaultConfigUrl;
     private MetroConfig appConfig;
     private URL appConfigUrl;
     MetroConfigLoader(Container container, MetroConfigName defaultTubesConfigNames) {
         this.defaultTubesConfigNames = defaultTubesConfigNames;
         ResourceLoader spiResourceLoader = null;
         if (container != null) {
             spiResourceLoader = container.getSPI(ResourceLoader.class);
         }
         // if spi resource can't load resource, default (MetroConfigUrlLoader) is used;
         // it searches the classpath, so it would be most probably used
         // when using jaxws- or metro-defaults from jaxws libraries
         init(container, spiResourceLoader, new MetroConfigUrlLoader(container));
     }
     private void init(Container container, ResourceLoader... loaders) {
         String appFileName = null;
         String defaultFileName = null;
         if (container != null) {
             MetroConfigName mcn = container.getSPI(MetroConfigName.class);
             if (mcn != null) {
                 appFileName = mcn.getAppFileName();
                 defaultFileName = mcn.getDefaultFileName();
             }
         }
         if (appFileName == null) {
             appFileName = defaultTubesConfigNames.getAppFileName();
         }
         if (defaultFileName == null) {
             defaultFileName = defaultTubesConfigNames.getDefaultFileName();
         }
         this.defaultConfigUrl = locateResource(defaultFileName, loaders);
         if (defaultConfigUrl == null) {
             throw LOGGER.logSevereException(new IllegalStateException(TubelineassemblyMessages.MASM_0001_DEFAULT_CFG_FILE_NOT_FOUND(defaultFileName)));
         }
         LOGGER.config(TubelineassemblyMessages.MASM_0002_DEFAULT_CFG_FILE_LOCATED(defaultFileName, defaultConfigUrl));
         this.defaultConfig = MetroConfigLoader.loadMetroConfig(defaultConfigUrl);
         if (defaultConfig == null) {
             throw LOGGER.logSevereException(new IllegalStateException(TubelineassemblyMessages.MASM_0003_DEFAULT_CFG_FILE_NOT_LOADED(defaultFileName)));
         }
         if (defaultConfig.getTubelines() == null) {
             throw LOGGER.logSevereException(new IllegalStateException(TubelineassemblyMessages.MASM_0004_NO_TUBELINES_SECTION_IN_DEFAULT_CFG_FILE(defaultFileName)));
         }
         if (defaultConfig.getTubelines().getDefault() == null) {
             throw LOGGER.logSevereException(new IllegalStateException(TubelineassemblyMessages.MASM_0005_NO_DEFAULT_TUBELINE_IN_DEFAULT_CFG_FILE(defaultFileName)));
         }
         this.appConfigUrl = locateResource(appFileName, loaders);
         if (appConfigUrl != null) {
             LOGGER.config(TubelineassemblyMessages.MASM_0006_APP_CFG_FILE_LOCATED(appConfigUrl));
             this.appConfig = MetroConfigLoader.loadMetroConfig(appConfigUrl);
         } else {
             LOGGER.config(TubelineassemblyMessages.MASM_0007_APP_CFG_FILE_NOT_FOUND());
             this.appConfig = null;
         }
     }
     TubeFactoryList getEndpointSideTubeFactories(URI endpointReference) {
         return getTubeFactories(endpointReference, ENDPOINT_SIDE_RESOLVER);
     }
     TubeFactoryList getClientSideTubeFactories(URI endpointReference) {
         return getTubeFactories(endpointReference, CLIENT_SIDE_RESOLVER);
     }
     private TubeFactoryList getTubeFactories(URI endpointReference, TubeFactoryListResolver resolver) {
         if (appConfig != null && appConfig.getTubelines() != null) {
             for (TubelineMapping mapping : appConfig.getTubelines().getTubelineMappings()) {
                 if (mapping.getEndpointRef().equals(endpointReference.toString())) {
                     TubeFactoryList list = resolver.getFactories(getTubeline(appConfig, resolveReference(mapping.getTubelineRef())));
                     if (list != null) {
                         return list;
                     } else {
                         break;
                     }
                 }
             }
             if (appConfig.getTubelines().getDefault() != null) {
                 TubeFactoryList list = resolver.getFactories(getTubeline(appConfig, resolveReference(appConfig.getTubelines().getDefault())));
                 if (list != null) {
                     return list;
                 }
             }
         }
         for (TubelineMapping mapping : defaultConfig.getTubelines().getTubelineMappings()) {
             if (mapping.getEndpointRef().equals(endpointReference.toString())) {
                 TubeFactoryList list = resolver.getFactories(getTubeline(defaultConfig, resolveReference(mapping.getTubelineRef())));
                 if (list != null) {
                     return list;
                 } else {
                     break;
                 }
             }
         }
         return resolver.getFactories(getTubeline(defaultConfig, resolveReference(defaultConfig.getTubelines().getDefault())));
     }
     TubelineDefinition getTubeline(MetroConfig config, URI tubelineDefinitionUri) {
         if (config != null && config.getTubelines() != null) {
             for (TubelineDefinition td : config.getTubelines().getTubelineDefinitions()) {
                 if (td.getName().equals(tubelineDefinitionUri.getFragment())) {
                     return td;
                 }
             }
         }
         return null;
     }
     private static URI resolveReference(String reference) {
         try {
             return new URI(reference);
         } catch (URISyntaxException ex) {
             throw LOGGER.logSevereException(new WebServiceException(TubelineassemblyMessages.MASM_0008_INVALID_URI_REFERENCE(reference), ex));
         }
     }
     private static URL locateResource(String resource, ResourceLoader loader) {
         if (loader == null) return null;
         try {
             return loader.getResource(resource);
         } catch (MalformedURLException ex) {
             LOGGER.severe(TubelineassemblyMessages.MASM_0009_CANNOT_FORM_VALID_URL(resource), ex);
         }
         return null;
     }
     private static URL locateResource(String resource, ResourceLoader[] loaders) {
         for (ResourceLoader loader : loaders) {
             URL url = locateResource(resource, loader);
             if (url != null) {
                 return url;
             }
         }
         return null;
     }
     private static MetroConfig loadMetroConfig(@NotNull URL resourceUrl) {
         MetroConfig result = null;
         try {
             JAXBContext jaxbContext = createJAXBContext();
             Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
             XMLInputFactory factory = XmlUtil.newXMLInputFactory(true);
             final JAXBElement<MetroConfig> configElement = unmarshaller.unmarshal(factory.createXMLStreamReader(resourceUrl.openStream()), MetroConfig.class);
             result = configElement.getValue();
         } catch (Exception e) {
             LOGGER.warning(TubelineassemblyMessages.MASM_0010_ERROR_READING_CFG_FILE_FROM_LOCATION(resourceUrl.toString()), e);
         }
         return result;
     }
     private static JAXBContext createJAXBContext() throws Exception {
         if (isJDKInternal()) {
             // since jdk classes are repackaged, extra privilege is necessary to create JAXBContext
             return AccessController.doPrivileged(
                     new PrivilegedExceptionAction<JAXBContext>() {
                         @Override
                         public JAXBContext run() throws Exception {
                             return JAXBContext.newInstance(MetroConfig.class.getPackage().getName());
                         }
                     }, createSecurityContext()
             );
         } else {
             // usage from JAX-WS/Metro/Glassfish
             return JAXBContext.newInstance(MetroConfig.class.getPackage().getName());
         }
     }
     private static AccessControlContext createSecurityContext() {
         PermissionCollection perms = new Permissions();
         perms.add(new RuntimePermission("accessClassInPackage.com" + ".sun.xml.internal.ws.runtime.config")); // avoid repackaging
         perms.add(new ReflectPermission("suppressAccessChecks"));
         return new AccessControlContext(
                 new ProtectionDomain[]{
                         new ProtectionDomain(null, perms),
                 });
     }
     private static boolean isJDKInternal() {
         // avoid "string repackaging"
         return MetroConfigLoader.class.getName().startsWith("com." + "sun.xml.internal.ws");
     }
     private static class MetroConfigUrlLoader extends ResourceLoader {
         Container container; // TODO remove the field together with the code path using it (see below)
         ResourceLoader parentLoader;
         MetroConfigUrlLoader(ResourceLoader parentLoader) {
             this.parentLoader = parentLoader;
         }
         MetroConfigUrlLoader(Container container) {
             this((container != null) ? container.getSPI(ResourceLoader.class) : null);
             this.container = container;
         }
         @Override
         public URL getResource(String resource) throws MalformedURLException {
             LOGGER.entering(resource);
             URL resourceUrl = null;
             try {
                 if (parentLoader != null) {
                     if (LOGGER.isLoggable(Level.FINE)) {
                         LOGGER.fine(TubelineassemblyMessages.MASM_0011_LOADING_RESOURCE(resource, parentLoader));
                     }
                     resourceUrl = parentLoader.getResource(resource);
                 }
                 if (resourceUrl == null) {
                     resourceUrl = loadViaClassLoaders("com/sun/xml/internal/ws/assembler/" + resource);
                 }
                 if (resourceUrl == null && container != null) {
                     // TODO: we should remove this code path, the config file should be loaded using ResourceLoader only
                     resourceUrl = loadFromServletContext(resource);
                 }
                 return resourceUrl;
             } finally {
                 LOGGER.exiting(resourceUrl);
             }
         }
         private static URL loadViaClassLoaders(final String resource) {
             URL resourceUrl = tryLoadFromClassLoader(resource, Thread.currentThread().getContextClassLoader());
             if (resourceUrl == null) {
                 resourceUrl = tryLoadFromClassLoader(resource, MetroConfigLoader.class.getClassLoader());
                 if (resourceUrl == null) {
                     return ClassLoader.getSystemResource(resource);
                 }
             }
             return resourceUrl;
         }
         private static URL tryLoadFromClassLoader(final String resource, final ClassLoader loader) {
             return (loader != null) ? loader.getResource(resource) : null;
         }
         private URL loadFromServletContext(String resource) throws RuntimeException {
             Object context = null;
             try {
                 final Class<?> contextClass = Class.forName("javax.servlet.ServletContext");
                 context = container.getSPI(contextClass);
                 if (context != null) {
                     if (LOGGER.isLoggable(Level.FINE)) {
                         LOGGER.fine(TubelineassemblyMessages.MASM_0012_LOADING_VIA_SERVLET_CONTEXT(resource, context));
                     }
                     try {
                         final Method method = context.getClass().getMethod("getResource", String.class);
                         final Object result = method.invoke(context, "/WEB-INF/" + resource);
                         return URL.class.cast(result);
                     } catch (Exception e) {
                         throw LOGGER.logSevereException(new RuntimeException(TubelineassemblyMessages.MASM_0013_ERROR_INVOKING_SERVLET_CONTEXT_METHOD("getResource()")), e);
                     }
                 }
             } catch (ClassNotFoundException e) {
                 if (LOGGER.isLoggable(Level.FINE)) {
                     LOGGER.fine(TubelineassemblyMessages.MASM_0014_UNABLE_TO_LOAD_CLASS("javax.servlet.ServletContext"));
                 }
             }
             return null;
         }
     }
 }

Mercurial > jdk8-mips64-public > jaxws / annotate

src/share/jaxws_classes/com/sun/xml/internal/ws/assembler/MetroConfigLoader.java@6cd506508147 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/ws/assembler/MetroConfigLoader.java