diff options
Diffstat (limited to 'branches/sca-java-1.2/modules/extensibility')
6 files changed, 0 insertions, 640 deletions
diff --git a/branches/sca-java-1.2/modules/extensibility/DISCLAIMER b/branches/sca-java-1.2/modules/extensibility/DISCLAIMER deleted file mode 100644 index 8e5c524323..0000000000 --- a/branches/sca-java-1.2/modules/extensibility/DISCLAIMER +++ /dev/null @@ -1,8 +0,0 @@ -Apache Tuscany is an effort undergoing incubation at The Apache Software -Foundation (ASF), sponsored by the Apache Web Services 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. - diff --git a/branches/sca-java-1.2/modules/extensibility/LICENSE b/branches/sca-java-1.2/modules/extensibility/LICENSE deleted file mode 100644 index 8aa906c321..0000000000 --- a/branches/sca-java-1.2/modules/extensibility/LICENSE +++ /dev/null @@ -1,205 +0,0 @@ - - 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. For the purposes - of this License, Derivative Works shall not include works that remain - separable from, or merely link (or bind by name) to the interfaces of, - the Work and Derivative Works thereof. - - "Contribution" shall mean any work of authorship, including - the original version of the Work and any modifications or additions - to that Work or Derivative Works thereof, that is intentionally - submitted to Licensor for inclusion in the Work by the copyright owner - or by an individual or Legal Entity authorized to submit on behalf of - the copyright owner. For the purposes of this definition, "submitted" - means any form of electronic, verbal, or written communication sent - to the Licensor or its representatives, including but not limited to - communication on electronic mailing lists, source code control systems, - and issue tracking systems that are managed by, or on behalf of, the - Licensor for the purpose of discussing and improving the Work, but - excluding communication that is conspicuously marked or otherwise - designated in writing by the copyright owner as "Not a Contribution." - - "Contributor" shall mean Licensor and any individual or Legal Entity - on behalf of whom a Contribution has been received by Licensor and - subsequently incorporated within the Work. - - 2. Grant of Copyright License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - copyright license to reproduce, prepare Derivative Works of, - publicly display, publicly perform, sublicense, and distribute the - Work and such Derivative Works in Source or Object form. - - 3. Grant of Patent License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - (except as stated in this section) patent license to make, have made, - use, offer to sell, sell, import, and otherwise transfer the Work, - where such license applies only to those patent claims licensable - by such Contributor that are necessarily infringed by their - Contribution(s) alone or by combination of their Contribution(s) - with the Work to which such Contribution(s) was submitted. 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. The contents - of the NOTICE file are for informational purposes only and - do not modify the License. You may add Your own attribution - notices within Derivative Works that You distribute, alongside - or as an addendum to the NOTICE text from the Work, provided - that such additional attribution notices cannot be construed - as modifying the License. - - You may add Your own copyright statement to Your modifications and - may provide additional or different license terms and conditions - for use, reproduction, or distribution of Your modifications, or - for any such Derivative Works as a whole, provided Your use, - reproduction, and distribution of the Work otherwise complies with - the conditions stated in this License. - - 5. Submission of Contributions. Unless You explicitly state otherwise, - any Contribution intentionally submitted for inclusion in the Work - by You to the Licensor shall be under the terms and conditions of - this License, without any additional terms or conditions. - Notwithstanding the above, nothing herein shall supersede or modify - the terms of any separate license agreement you may have executed - with Licensor regarding such Contributions. - - 6. Trademarks. This License does not grant permission to use the trade - names, trademarks, service marks, or product names of the Licensor, - except as required for reasonable and customary use in describing the - origin of the Work and reproducing the content of the NOTICE file. - - 7. Disclaimer of Warranty. Unless required by applicable law or - agreed to in writing, Licensor provides the Work (and each - Contributor provides its Contributions) on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or - implied, including, without limitation, any warranties or conditions - of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A - PARTICULAR PURPOSE. You are solely responsible for determining the - appropriateness of using or redistributing the Work and assume any - risks associated with Your exercise of permissions under this License. - - 8. Limitation of Liability. In no event and under no legal theory, - whether in tort (including negligence), contract, or otherwise, - unless required by applicable law (such as deliberate and grossly - negligent acts) or agreed to in writing, shall any Contributor be - liable to You for damages, including any direct, indirect, special, - incidental, or consequential damages of any character arising as a - result of this License or out of the use or inability to use the - Work (including but not limited to damages for loss of goodwill, - work stoppage, computer failure or malfunction, or any and all - other commercial damages or losses), even if such Contributor - has been advised of the possibility of such damages. - - 9. Accepting Warranty or Additional Liability. While redistributing - the Work or Derivative Works thereof, You may choose to offer, - and charge a fee for, acceptance of support, warranty, indemnity, - or other liability obligations and/or rights consistent with this - License. However, in accepting such obligations, You may act only - on Your own behalf and on Your sole responsibility, not on behalf - of any other Contributor, and only if You agree to indemnify, - defend, and hold each Contributor harmless for any liability - incurred by, or claims asserted against, such Contributor by reason - of your accepting any such warranty or additional liability. - - END OF TERMS AND CONDITIONS - - APPENDIX: How to apply the Apache License to your work. - - To apply the Apache License to your work, attach the following - boilerplate notice, with the fields enclosed by brackets "[]" - replaced with your own identifying information. (Don't include - the brackets!) The text should be enclosed in the appropriate - comment syntax for the file format. We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright [yyyy] [name of copyright owner] - - Licensed 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. - - - diff --git a/branches/sca-java-1.2/modules/extensibility/NOTICE b/branches/sca-java-1.2/modules/extensibility/NOTICE deleted file mode 100644 index b3e4797aaa..0000000000 --- a/branches/sca-java-1.2/modules/extensibility/NOTICE +++ /dev/null @@ -1,5 +0,0 @@ -Copyright (c) 2005 - 2008 The Apache Software Foundation - -This product includes software developed by -The Apache Software Foundation (http://www.apache.org/). - diff --git a/branches/sca-java-1.2/modules/extensibility/pom.xml b/branches/sca-java-1.2/modules/extensibility/pom.xml deleted file mode 100644 index 6498c2177e..0000000000 --- a/branches/sca-java-1.2/modules/extensibility/pom.xml +++ /dev/null @@ -1,31 +0,0 @@ -<?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> - <modelVersion>4.0.0</modelVersion> - <parent> - <groupId>org.apache.tuscany.sca</groupId> - <artifactId>tuscany-modules</artifactId> - <version>1.2-incubating-SNAPSHOT</version> - <relativePath>../pom.xml</relativePath> - </parent> - <artifactId>tuscany-extensibility</artifactId> - <name>Apache Tuscany SCA Extensibility</name> - -</project> diff --git a/branches/sca-java-1.2/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDeclaration.java b/branches/sca-java-1.2/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDeclaration.java deleted file mode 100644 index cb8f6ac18d..0000000000 --- a/branches/sca-java-1.2/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDeclaration.java +++ /dev/null @@ -1,134 +0,0 @@ -/* - * 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.tuscany.sca.extensibility; - -import java.lang.ref.WeakReference; -import java.net.URL; -import java.util.Map; - -/** - * Service declaration using J2SE Jar service provider spec Classes specified - * inside this declaration are loaded using the classloader used to read the - * configuration file corresponding to this declaration. - */ -public class ServiceDeclaration { - - private WeakReference<ClassLoader> classLoader; - - private String className; - - private Map<String, String> attributes; - - /** - * Service declaration constructor - * - * @param className Service implementation classname - * @param classLoader Classloader corresponding to this service - * implementation - * @param attributes Optional attributes for this service declaration - */ - public ServiceDeclaration(String className, ClassLoader classLoader, Map<String, String> attributes) { - - this.className = className; - this.classLoader = new WeakReference<ClassLoader>(classLoader); - this.attributes = attributes; - } - - /** - * Load this service implementation class - * - * @return Class - * @throws ClassNotFoundException - */ - @SuppressWarnings("unchecked") - public Class<?> loadClass() throws ClassNotFoundException { - - return Class.forName(className, true, classLoader.get()); - } - - /** - * Load another class using the classloader of this service implementation - * - * @param anotherClassName - * @return Class - * @throws ClassNotFoundException - */ - public Class<?> loadClass(String anotherClassName) throws ClassNotFoundException { - - return Class.forName(anotherClassName, true, classLoader.get()); - } - - /** - * Return the resource corresponding to this service implementation class - * - * @return resource URL - */ - public URL getResource() { - return classLoader.get().getResource(className); - } - - /** - * Classloader associated with this service declaration - * - * @return classloader - */ - public ClassLoader getClassLoader() { - return classLoader.get(); - } - - /** - * Service implementation class corresponding to this declaration - * - * @return classname - */ - public String getClassName() { - return className; - } - - /** - * Attributes specified for this declaration - * - * @return attributes - */ - public Map<String, String> getAttributes() { - return attributes; - } - - /** - * Equals method used to ensure that each service declaration is stored only - * once in a set of declarations. - */ - @Override - public boolean equals(Object o) { - if (!(o instanceof ServiceDeclaration)) - return false; - ServiceDeclaration s = (ServiceDeclaration)o; - if (!className.equals(s.className)) - return false; - else if (!classLoader.equals(s.classLoader)) - return false; - else if (attributes == null) - return s.attributes == null; - else - return attributes.equals(s.attributes); - - } - -} diff --git a/branches/sca-java-1.2/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java b/branches/sca-java-1.2/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java deleted file mode 100644 index e74eb0a7e3..0000000000 --- a/branches/sca-java-1.2/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java +++ /dev/null @@ -1,257 +0,0 @@ -/* - * 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.tuscany.sca.extensibility; - -import java.io.BufferedReader; -import java.io.IOException; -import java.io.InputStream; -import java.io.InputStreamReader; -import java.net.URL; -import java.util.Collections; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Hashtable; -import java.util.Map; -import java.util.Set; -import java.util.StringTokenizer; -import java.util.logging.Level; -import java.util.logging.Logger; - -/** - * Service discovery for Tuscany based on J2SE Jar service provider spec. - * Services are described using configuration files in META-INF/services. - * Service description specifies a classname followed by optional properties. - * Multi-classloader environments are supported through a classloader - * registration API - */ -public class ServiceDiscovery { - private final static Logger logger = Logger.getLogger(ServiceDiscovery.class.getName()); - - private static ServiceDiscovery instance; - - private HashSet<ClassLoader> registeredClassLoaders; - - /** - * Get an instance of Service discovery, one instance is created per - * classloader that this class is loaded from - * - * @return - */ - public static ServiceDiscovery getInstance() { - - if (instance == null) { - instance = new ServiceDiscovery(); - instance.registeredClassLoaders = new HashSet<ClassLoader>(); - instance.registeredClassLoaders.add(ServiceDiscovery.class.getClassLoader()); - } - return instance; - } - - /** - * Register a classloader with this discovery mechanism. Tuscany extension - * classloaders are registered here. - * - * @param classLoader - */ - public void registerClassLoader(ClassLoader classLoader) { - registeredClassLoaders.add(classLoader); - } - - /** - * Get all service declarations for this name - * - * @param name - * @return set of service declarations - * @throws IOException - */ - public Set<ServiceDeclaration> getServiceDeclarations(String name) throws IOException { - - Set<ServiceDeclaration> classSet = new HashSet<ServiceDeclaration>(); - - for (ClassLoader classLoader : registeredClassLoaders) { - getServiceClasses(classLoader, name, classSet, true); - } - return classSet; - } - - /** - * Get all service declarations for this interface - * - * @param serviceInterface - * @return set of service declarations - * @throws IOException - */ - public Set<ServiceDeclaration> getServiceDeclarations(Class<?> serviceInterface) throws IOException { - - return getServiceDeclarations(serviceInterface.getName()); - } - - /** - * Load one service implementation class for this interface - * - * @param serviceInterface - * @return service implementation class - * @throws IOException - * @throws ClassNotFoundException - */ - public Class<?> loadFirstServiceClass(Class<?> serviceInterface) throws IOException, ClassNotFoundException { - - Set<ServiceDeclaration> classSet = new HashSet<ServiceDeclaration>(); - - for (ClassLoader classLoader : registeredClassLoaders) { - getServiceClasses(classLoader, serviceInterface.getName(), classSet, false); - if (classSet.size() > 0) - break; - } - if (classSet.size() > 0) - return classSet.iterator().next().loadClass(); - else - return null; - - } - - /** - * Returns a unique list of resource URLs of name META-INF/services/<name> - * Each URL is associated with the first classloader that it was visible - * from - * - * @param name Name of resource - * @return Table of URLs with associated classloaders - * @throws IOException - */ - public Hashtable<ClassLoader, Set<URL>> getServiceResources(String name) throws IOException { - - Hashtable<ClassLoader, Set<URL>> resourceTable = new Hashtable<ClassLoader, Set<URL>>(); - - HashSet<URL> allURLs = new HashSet<URL>(); - for (ClassLoader classLoader : registeredClassLoaders) { - HashSet<URL> urls = new HashSet<URL>(); - resourceTable.put(classLoader, urls); - boolean debug = logger.isLoggable(Level.FINE); - if (debug) { - logger.fine("Discovering service resources using class loader " + classLoader); - } - for (URL url : Collections.list(classLoader.getResources("META-INF/services/" + name))) { - if (allURLs.contains(url)) - continue; - urls.add(url); - } - allURLs.addAll(urls); - } - return resourceTable; - } - - /** - * Parse a service declaration in the form class;attr=value,attr=value and - * return a map of attributes - * - * @param declaration - * @return a map of attributes - */ - private Map<String, String> parseServiceDeclaration(String declaration) { - Map<String, String> attributes = new HashMap<String, String>(); - int index = declaration.indexOf(';'); - if (index != -1) { - attributes.put("class", declaration.substring(0, index).trim()); - declaration = declaration.substring(index); - } else { - int j = declaration.indexOf('='); - if (j == -1) { - attributes.put("class", declaration.trim()); - return attributes; - } else { - declaration = ";" + declaration; - } - } - StringTokenizer tokens = new StringTokenizer(declaration); - for (; tokens.hasMoreTokens();) { - String key = tokens.nextToken("=").substring(1).trim(); - if (key == null) - break; - String value = tokens.nextToken(",").substring(1).trim(); - if (value == null) - break; - attributes.put(key, value); - } - return attributes; - } - - /** - * Load the service class whose name specified in a configuration file - * - * @param classLoader - * @param name The name of the service class - * @param classSet Populate this set with classes extends/implements the - * service class - * @throws IOException - */ - private void getServiceClasses(ClassLoader classLoader, - String name, - Set<ServiceDeclaration> classSet, - boolean findAllClasses) throws IOException { - - boolean debug = logger.isLoggable(Level.FINE); - if (debug) { - logger.fine("Discovering service providers using class loader " + classLoader); - } - for (URL url : Collections.list(classLoader.getResources("META-INF/services/" + name))) { - if (debug) { - logger.fine("Reading service provider file: " + url.toExternalForm()); - } - InputStream is = url.openStream(); - BufferedReader reader = null; - try { - reader = new BufferedReader(new InputStreamReader(is)); - while (true) { - String line = reader.readLine(); - if (line == null) - break; - line = line.trim(); - if (!line.startsWith("#") && !"".equals(line)) { - String reg = line.trim(); - if (debug) { - logger.fine("Registering service provider: " + reg); - } - - Map<String, String> attributes = parseServiceDeclaration(reg); - String className = attributes.get("class"); - ServiceDeclaration serviceClass = new ServiceDeclaration(className, classLoader, attributes); - classSet.add(serviceClass); - - if (!findAllClasses) - break; - } - } - } finally { - if (reader != null) - reader.close(); - if (is != null) { - try { - is.close(); - } catch (IOException ioe) { - } - } - } - if (!findAllClasses && classSet.size() > 0) - break; - } - } - -} |