Added: incubator/sling/trunk/extensions/gwt/servlet/LICENSE URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/LICENSE?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/LICENSE (added) +++ incubator/sling/trunk/extensions/gwt/servlet/LICENSE Mon Jun 23 03:38:18 2008 @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. 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Added: incubator/sling/trunk/extensions/gwt/servlet/NOTICE URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/NOTICE?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/NOTICE (added) +++ incubator/sling/trunk/extensions/gwt/servlet/NOTICE Mon Jun 23 03:38:18 2008 @@ -0,0 +1,5 @@ +Apache Sling Google Web Toolkit Servlet Library +Copyright 2007-2008 The Apache Software Foundation + +This product includes software developed at +The Apache Software Foundation (http://www.apache.org/). \ No newline at end of file Added: incubator/sling/trunk/extensions/gwt/servlet/README.txt URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/README.txt?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/README.txt (added) +++ incubator/sling/trunk/extensions/gwt/servlet/README.txt Mon Jun 23 03:38:18 2008 @@ -0,0 +1,37 @@ +Apache Sling Google Web Toolkit Servlet Library + +This bundle provides the Google Web Toolkit (GWT) servlet library. + +Disclaimer +========== +Apache Sling is an effort undergoing incubation at The Apache Software Foundation (ASF), +sponsored by the Apache Jackrabbit PMC. Incubation is required of all newly accepted +projects until a further review indicates that the infrastructure, communications, +and decision making process have stabilized in a manner consistent with other +successful ASF projects. While incubation status is not necessarily a reflection of +the completeness or stability of the code, it does indicate that the project has yet +to be fully endorsed by the ASF. + +Getting Started +=============== + +This component uses a Maven 2 (http://maven.apache.org/) build +environment. It requires a Java 5 JDK (or higher) and Maven (http://maven.apache.org/) +2.0.7 or later. We recommend to use the latest Maven version. + +If you have Maven 2 installed, you can compile and +package the jar using the following command: + + mvn package + +See the Maven 2 documentation for other build features. + +The latest source code for this component is available in the +Subversion (http://subversion.tigris.org/) source repository of +the Apache Software Foundation. If you have Subversion installed, +you can checkout the latest source using the following command: + + svn checkout http://svn.apache.org/repos/asf/incubator/sling/trunk/extensions/gwt/servlet + +See the Subversion documentation for other source control features. + Propchange: incubator/sling/trunk/extensions/gwt/servlet/README.txt ------------------------------------------------------------------------------ svn:eol-style = native Added: incubator/sling/trunk/extensions/gwt/servlet/pom.xml URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/pom.xml?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/pom.xml (added) +++ incubator/sling/trunk/extensions/gwt/servlet/pom.xml Mon Jun 23 03:38:18 2008 @@ -0,0 +1,89 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + 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. +--> +<project xmlns="http://maven.apache.org/POM/4.0.0"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd";> + <parent> + <groupId>org.apache.sling</groupId> + <artifactId>sling</artifactId> + <version>1-incubator-SNAPSHOT</version> + <relativePath>../../../parent/pom.xml</relativePath> + </parent> + + <artifactId>org.apache.sling.extensions.gwt.servlet</artifactId> + <version>1.4.60-incubator-SNAPSHOT</version> + + <modelVersion>4.0.0</modelVersion> + + <packaging>bundle</packaging> + + <name>Sling Google Web Toolkit Servlet Library</name> + <description> + This bundle provides the Google Web Toolkit (GWT) servlet + library. + </description> + + <properties> + <!-- The implementation of the Sling GWT Servlet Library is dependent + on this specific GWT version: 1.4.60. Do not upgrade just like that. --> + <gwt.version>1.4.60</gwt.version> + </properties> + + <scm> + <connection>scm:svn:http://svn.apache.org/repos/asf/incubator/sling/trunk/extensions/gwt/servlet</connection> + <developerConnection>scm:svn:https://svn.apache.org/repos/asf/incubator/sling/trunk/extensions/gwt/servlet</developerConnection> + <url>http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet</url> + </scm> + + <build> + <plugins> + <plugin> + <groupId>org.apache.felix</groupId> + <artifactId>maven-bundle-plugin</artifactId> + <extensions>true</extensions> + <configuration> + <instructions> + <Export-Package> + org.apache.sling.extensions.gwt.user.server.rpc, + com.google.gwt.*;version=${gwt.version} + </Export-Package> + <Embed-Dependency>gwt-servlet</Embed-Dependency> + </instructions> + </configuration> + </plugin> + </plugins> + </build> + <dependencies> + <dependency> + <groupId>com.google.gwt</groupId> + <artifactId>gwt-servlet</artifactId> + <version>${gwt.version}</version> + <scope>provided</scope> + </dependency> + <dependency> + <groupId>org.apache.felix</groupId> + <artifactId>org.osgi.core</artifactId> + </dependency> + <dependency> + <groupId>javax.servlet</groupId> + <artifactId>servlet-api</artifactId> + </dependency> + </dependencies> +</project> Propchange: incubator/sling/trunk/extensions/gwt/servlet/pom.xml ------------------------------------------------------------------------------ svn:eol-style = native Added: incubator/sling/trunk/extensions/gwt/servlet/src/main/java/org/apache/sling/extensions/gwt/user/server/rpc/SlingRemoteServiceServlet.java URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/src/main/java/org/apache/sling/extensions/gwt/user/server/rpc/SlingRemoteServiceServlet.java?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/src/main/java/org/apache/sling/extensions/gwt/user/server/rpc/SlingRemoteServiceServlet.java (added) +++ incubator/sling/trunk/extensions/gwt/servlet/src/main/java/org/apache/sling/extensions/gwt/user/server/rpc/SlingRemoteServiceServlet.java Mon Jun 23 03:38:18 2008 @@ -0,0 +1,253 @@ +/* + * 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.sling.extensions.gwt.user.server.rpc; + +import com.google.gwt.user.client.rpc.SerializationException; +import com.google.gwt.user.server.rpc.RemoteServiceServlet; +import com.google.gwt.user.server.rpc.SerializationPolicy; +import com.google.gwt.user.server.rpc.SerializationPolicyLoader; +import org.osgi.framework.Bundle; + +import javax.servlet.http.HttpServletRequest; +import java.io.IOException; +import java.io.InputStream; +import java.net.MalformedURLException; +import java.net.URL; +import java.text.ParseException; + +/** + * Extending google's remote service servlet to enable resolving of resources through + * a bundle (for policy file loading). + * <p/> + * This class is for version 1.4.60 of the GWT gwt-servlet.jar edition and it is highly recommended to compile + * client apps with the corresponding 1.4.60 GWT compiler only! + * <p/> + * GWT service servlets that are used in sling are required to extend the <code>SlingRemoteServiceServlet</code> + * instead of google's own <code>RemoteServiceServlet</code>. + * <p/> + * It is important that any bundle using the Sling GWT Servlet Library imports the required packages from this bundle, + * for otherwise RPC calls will fail due to well hidden <code>ClassNotFoundException</code>s. The client app will in + * such a case only report "This application is outdated, please hit refresh...". As such, import the following + * packages: + * <p/> + * <code> + * org.apache.sling.extensions.gwt.user.server.rpc, + * com.google.gwt.core.client, + * com.google.gwt.http.client, + * com.google.gwt.i18n.client, + * com.google.gwt.i18n.client.constants, + * com.google.gwt.i18n.client.impl, + * com.google.gwt.junit.client, + * com.google.gwt.junit.client.impl, + * com.google.gwt.user.client, + * com.google.gwt.user.client.impl, + * com.google.gwt.user.client.rpc, + * com.google.gwt.user.client.rpc.core.java.lang, + * com.google.gwt.user.client.rpc.core.java.util, + * com.google.gwt.user.client.rpc.impl, + * com.google.gwt.user.client.ui, + * com.google.gwt.user.client.ui.impl, + * com.google.gwt.user.server.rpc, + * com.google.gwt.user.server.rpc.impl, + * com.google.gwt.xml.client, + * com.google.gwt.xml.client.impl + * </code> + */ +public class SlingRemoteServiceServlet extends RemoteServiceServlet { + + /** + * The <code>org.osgi.framework.Bundle</code> to load resources from. + */ + private Bundle bundle; + + /** + * The <code>ClassLoader</code> to use when GWT reflects on RPC classes. + */ + private ClassLoader classLoader; + + /** + * Process a call originating from the given request. Uses the + * [EMAIL PROTECTED] com.google.gwt.user.server.rpc.RPC#invokeAndEncodeResponse(Object, java.lang.reflect.Method, Object[])} + * method to do the actual work. + * <p> + * Subclasses may optionally override this method to handle the payload in any + * way they desire (by routing the request to a framework component, for + * instance). The [EMAIL PROTECTED] javax.servlet.http.HttpServletRequest} and [EMAIL PROTECTED] javax.servlet.http.HttpServletResponse} + * can be accessed via the [EMAIL PROTECTED] #getThreadLocalRequest()} and + * [EMAIL PROTECTED] #getThreadLocalResponse()} methods. + * </p> + * This is public so that it can be unit tested easily without HTTP. + * <p/> + * In order to properly operate within Sling/OSGi, the classloader used by GWT has to be rerouted from + * <code>Thread.currentThread().getContextClassLoader()</code> to the classloader provided by the bundle. + * + * @param payload the UTF-8 request payload + * @return a string which encodes either the method's return, a checked + * exception thrown by the method, or an + * [EMAIL PROTECTED] com.google.gwt.user.client.rpc.IncompatibleRemoteServiceException} + * @throws com.google.gwt.user.client.rpc.SerializationException + * if we cannot serialize the response + * @throws com.google.gwt.user.server.rpc.UnexpectedException + * if the invocation throws a checked exception + * that is not declared in the service method's signature + * @throws RuntimeException if the service method throws an unchecked + * exception (the exception will be the one thrown by the service) + */ + @Override + public String processCall(String payload) throws SerializationException { + String result; + if (classLoader != null) { + final ClassLoader old = Thread.currentThread().getContextClassLoader(); + Thread.currentThread().setContextClassLoader(classLoader); + result = super.processCall(payload); + Thread.currentThread().setContextClassLoader(old); + } else { + result = super.processCall(payload); + } + return result; + } + + /** + * Gets the [EMAIL PROTECTED] com.google.gwt.user.server.rpc.SerializationPolicy} for given module base URL and strong + * name if there is one. + * <p/> + * Override this method to provide a [EMAIL PROTECTED] com.google.gwt.user.server.rpc.SerializationPolicy} using an + * alternative approach. + * <p/> + * This method has been overriden, so that the serialization policy can be properly loaded as a bundle entry, + * as Sling does not support <code>ServletContext.getResourceAsStream()</code>. + * + * @param request the HTTP request being serviced + * @param moduleBaseURL as specified in the incoming payload + * @param strongName a strong name that uniquely identifies a serialization + * policy file + * @return a [EMAIL PROTECTED] com.google.gwt.user.server.rpc.SerializationPolicy} for the given module base URL and + * strong name, or <code>null</code> if there is none + */ + @Override + protected SerializationPolicy doGetSerializationPolicy(HttpServletRequest request, String moduleBaseURL, String strongName) { + + // The request can tell you the path of the web app relative to the + // container root. + String contextPath = request.getContextPath(); + + String modulePath = null; + if (moduleBaseURL != null) { + try { + modulePath = new URL(moduleBaseURL).getPath(); + } catch (MalformedURLException ex) { + // log the information, we will default + getServletContext().log("Malformed moduleBaseURL: " + moduleBaseURL, ex); + } + } + + SerializationPolicy serializationPolicy = null; + + /* + * Check that the module path must be in the same web app as the servlet + * itself. If you need to implement a scheme different than this, override + * this method. + */ + if (modulePath == null || !modulePath.startsWith(contextPath)) { + String message = "ERROR: The module path requested, " + + modulePath + + ", is not in the same web application as this servlet, " + + contextPath + + ". Your module may not be properly configured or your client and server code maybe out of date."; + getServletContext().log(message); + } else { + // Strip off the context path from the module base URL. It should be a + // strict prefix. + String contextRelativePath = modulePath.substring(contextPath.length()); + + String serializationPolicyFilePath = SerializationPolicyLoader.getSerializationPolicyFileName(contextRelativePath + + strongName); + + // Open the RPC resource file read its contents. + InputStream is = null; + // if the bundle was set by the extending class, load the resource from it instead of the servlet context + if (bundle != null) { + try { + is = bundle.getResource(serializationPolicyFilePath).openStream(); + } catch (IOException e) { + //ignore + } + } else { + is = getServletContext().getResourceAsStream( + serializationPolicyFilePath); + } + try { + if (is != null) { + try { + serializationPolicy = SerializationPolicyLoader.loadFromStream(is); + } catch (ParseException e) { + getServletContext().log( + "ERROR: Failed to parse the policy file '" + + serializationPolicyFilePath + "'", e); + } catch (ClassNotFoundException e) { + getServletContext().log( + "ERROR: Could not find class '" + e.getMessage() + + "' listed in the serialization policy file '" + + serializationPolicyFilePath + "'" + + "; your server's classpath may be misconfigured", e); + } catch (IOException e) { + getServletContext().log( + "ERROR: Could not read the policy file '" + + serializationPolicyFilePath + "'", e); + } + } else { + String message = "ERROR: The serialization policy file '" + + serializationPolicyFilePath + + "' was not found; did you forget to include it in this deployment?"; + getServletContext().log(message); + } + } finally { + if (is != null) { + try { + is.close(); + } catch (IOException e) { + // Ignore this error + } + } + } + } + + return serializationPolicy; + } + + /** + * Allows the extending OSGi service to set the bundle it is part of. The bundle is used to provide access + * to the policy file otherwise loaded by <code>getServletContext().getResourceAsStream()</code> which is not + * supported in Sling. + * + * @param bundle The bundle to load the resource (policy file) from. + */ + protected void setBundle(Bundle bundle) { + this.bundle = bundle; + } + + /** + * Allows the extending OSGi service to set its classloader. + * + * @param classLoader The classloader to provide to the SlingRemoteServiceServlet. + */ + protected void setClassLoader(ClassLoader classLoader) { + this.classLoader = classLoader; + } +} Propchange: incubator/sling/trunk/extensions/gwt/servlet/src/main/java/org/apache/sling/extensions/gwt/user/server/rpc/SlingRemoteServiceServlet.java ------------------------------------------------------------------------------ svn:eol-style = native Propchange: incubator/sling/trunk/extensions/gwt/servlet/src/main/java/org/apache/sling/extensions/gwt/user/server/rpc/SlingRemoteServiceServlet.java ------------------------------------------------------------------------------ svn:keywords = Author Date Id Revision Rev Url Added: incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/DISCLAIMER URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/DISCLAIMER?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/DISCLAIMER (added) +++ incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/DISCLAIMER Mon Jun 23 03:38:18 2008 @@ -0,0 +1,7 @@ +Apache Sling is an effort undergoing incubation at The Apache Software Foundation (ASF), +sponsored by the Apache Jackrabbit PMC. Incubation is required of all newly accepted +projects until a further review indicates that the infrastructure, communications, +and decision making process have stabilized in a manner consistent with other +successful ASF projects. While incubation status is not necessarily a reflection of +the completeness or stability of the code, it does indicate that the project has yet +to be fully endorsed by the ASF. \ No newline at end of file Added: incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/LICENSE URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/LICENSE?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/LICENSE (added) +++ incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/LICENSE Mon Jun 23 03:38:18 2008 @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. 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Added: incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/NOTICE URL: http://svn.apache.org/viewvc/incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/NOTICE?rev=670511&view=auto ============================================================================== --- incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/NOTICE (added) +++ incubator/sling/trunk/extensions/gwt/servlet/src/main/resources/META-INF/NOTICE Mon Jun 23 03:38:18 2008 @@ -0,0 +1,9 @@ +Apache Sling Google Web Toolkit Library +Copyright 2007-2008 The Apache Software Foundation + +This product includes software developed at +The Apache Software Foundation (http://www.apache.org/). + +This product includes software developed by Google +(http://www.google.com, http://code.google.com/webtoolkit). +Licensed under the Apache License 2.0.
