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diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/node-api/DISCLAIMER b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/DISCLAIMER new file mode 100644 index 0000000000..d68a410903 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/DISCLAIMER @@ -0,0 +1,8 @@ +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/sca-java-1.x/branches/sca-java-1.1/modules/node-api/LICENSE b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/LICENSE new file mode 100644 index 0000000000..6e529a25c4 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/LICENSE @@ -0,0 +1,205 @@ +
+ 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.
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+ "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.
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+ "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
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+ communication on electronic mailing lists, source code control systems,
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+ 2. Grant of Copyright License. Subject to the terms and conditions of
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+ 3. Grant of Patent License. Subject to the terms and conditions of
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+ (except as stated in this section) patent license to make, have made,
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+ 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
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+ 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.
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+ 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
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+ 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.
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+ 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.
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+ 9. Accepting Warranty or Additional Liability. While redistributing
+ the Work or Derivative Works thereof, You may choose to offer,
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+ 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
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+ END OF TERMS AND CONDITIONS
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+ APPENDIX: How to apply the Apache License to your work.
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+ To apply the Apache License to your work, attach the following
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+
+ Unless required by applicable law or agreed to in writing, software
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+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/node-api/NOTICE b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/NOTICE new file mode 100644 index 0000000000..1325efd8bf --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/NOTICE @@ -0,0 +1,6 @@ +${pom.name}
+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/sca-java-1.x/branches/sca-java-1.1/modules/node-api/pom.xml b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/pom.xml new file mode 100644 index 0000000000..3e54ca8a29 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/pom.xml @@ -0,0 +1,48 @@ +<?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>1.1-incubating-SNAPSHOT</version>
+ <relativePath>../pom.xml</relativePath>
+ </parent>
+
+ <artifactId>tuscany-node-api</artifactId>
+ <name>Apache Tuscany SCA Node API</name>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.apache.tuscany.sca</groupId>
+ <artifactId>tuscany-sca-api</artifactId>
+ <version>1.1-incubating-SNAPSHOT</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.tuscany.sca</groupId>
+ <artifactId>tuscany-domain-api</artifactId>
+ <version>1.1-incubating-SNAPSHOT</version>
+ </dependency>
+
+ </dependencies>
+
+</project>
diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/NodeException.java b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/NodeException.java new file mode 100644 index 0000000000..463b8ec299 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/NodeException.java @@ -0,0 +1,53 @@ +/*
+ * 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.node;
+
+
+/**
+ * Denotes an error starting the runtime
+ *
+ * @version $Rev: 568826 $ $Date: 2007-08-23 06:27:34 +0100 (Thu, 23 Aug 2007) $
+ */
+public class NodeException extends Exception {
+
+ static final long serialVersionUID = 2096658015909178325L;
+
+ private String message;
+
+ public NodeException() {
+ }
+
+ public NodeException(String message) {
+ super(message);
+ setMessage(message);
+ }
+
+ public NodeException(Throwable cause) {
+ super(cause);
+ setMessage(cause.getMessage());
+ }
+
+ public String getMessage() {
+ return message;
+ }
+
+ public void setMessage(String message) {
+ this.message = message;
+ }
+}
diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCADomainFinder.java b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCADomainFinder.java new file mode 100644 index 0000000000..882c61dfcc --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCADomainFinder.java @@ -0,0 +1,78 @@ +/*
+ * 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.node;
+
+import java.lang.reflect.Constructor;
+
+import org.apache.tuscany.sca.domain.DomainException;
+import org.apache.tuscany.sca.domain.SCADomain;
+import org.osoa.sca.ServiceRuntimeException;
+
+/**
+ * A finder for SCA domains.
+ *
+ * @version $Rev: 580520 $ $Date: 2007-09-29 00:50:25 +0100 (Sat, 29 Sep 2007) $
+ */
+public abstract class SCADomainFinder {
+
+
+ /**
+ * Returns a new SCA domain finder instance.
+ *
+ * @return a new SCA domain finder
+ */
+ public static SCADomainFinder newInstance() {
+ SCADomainFinder scaDomainFinder = null;
+
+ try {
+ final ClassLoader classLoader = SCADomainFinder.class.getClassLoader();
+ String className = "org.apache.tuscany.sca.node.impl.SCADomainFinderImpl";
+
+ Class cls = Class.forName(className, true, classLoader);
+
+ Constructor<?> constructor = null;
+
+ try {
+ constructor = cls.getConstructor();
+ } catch (NoSuchMethodException e) {
+ // ignore
+ }
+
+ if (constructor != null) {
+ scaDomainFinder = (SCADomainFinder)constructor.newInstance();
+ }
+
+ return scaDomainFinder;
+
+ } catch (Exception e) {
+ throw new ServiceRuntimeException(e);
+ }
+ }
+
+ /**
+ * Finds an existing SCA domain.
+ *
+ * @param domainURI the URI of the domain, this is the endpoint
+ * URI of the domain administration service
+ * @return the SCA domain
+ */
+ public abstract SCADomain getSCADomain(String domainURI) throws DomainException;
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANode.java b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANode.java new file mode 100644 index 0000000000..61a381fa28 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANode.java @@ -0,0 +1,98 @@ +/*
+ * 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.node;
+
+import java.net.URL;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.domain.SCADomain;
+import org.osoa.sca.annotations.Remotable;
+
+/**
+ * Represents an SCA processing node. An SCA node belongs to an SCA domain.
+ * A node is loaded with one or mode SCA composites. It can start and stop that composite.
+ *
+ * @version $Rev: 580520 $ $Date: 2007-09-29 00:50:25 +0100 (Sat, 29 Sep 2007) $
+ */
+@Remotable
+public interface SCANode {
+
+ /**
+ * Returns the URI of the SCA node. That URI is the endpoint of the
+ * SCA node administration service.
+ *
+ * @return the URI of the SCA node
+ */
+ public String getURI();
+
+ /**
+ * Returns the SCA domain that the node belongs to.
+ *
+ * @return the SCA domain that the node belongs to
+ */
+ public SCADomain getDomain();
+
+ /**
+ * Add an SCA contribution into the node.
+ *
+ * @param contributionURI the URI of the contribution
+ * @param contributionURL the URL of the contribution
+ */
+ public void addContribution(String contributionURI, URL contributionURL) throws NodeException;
+
+ /**
+ * Remove an SCA contribution from the node.
+ *
+ * @param contributionURI the URI of the contribution
+ */
+ public void removeContribution(String contributionURI) throws NodeException;
+
+ /**
+ * Add the named deployable composite to the domain level composite
+ *
+ * @param compositeQName the name of the composite
+ */
+ public void addToDomainLevelComposite(QName compositeQName) throws NodeException;
+
+ /**
+ * Add the specified deployable composite to the domain level composite
+ *
+ * @param compositePath the path of the composite file
+ */
+ public void addToDomainLevelComposite(String compositePath) throws NodeException;
+
+ /**
+ * Start all the deployed composites
+ */
+ public void start() throws NodeException;
+
+ /**
+ * Stop all of the deployed composites
+ */
+ public void stop() throws NodeException;
+
+ /**
+ * Destroy the node.
+ */
+ public void destroy() throws NodeException;
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java new file mode 100644 index 0000000000..1fbde3cc6e --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java @@ -0,0 +1,161 @@ +/*
+ * 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.node;
+
+import java.lang.reflect.Constructor;
+import java.net.URL;
+
+import org.apache.tuscany.sca.node.util.SCAContributionUtil;
+import org.osoa.sca.ServiceRuntimeException;
+
+/**
+ * A factory for SCA processing nodes. An SCA processing node can be loaded
+ * with an SCA composite.
+ *
+ * @version $Rev: 579871 $ $Date: 2007-09-27 03:20:34 +0100 (Thu, 27 Sep 2007) $
+ */
+public abstract class SCANodeFactory {
+
+
+ /**
+ * Returns a new SCA node factory instance.
+ *
+ * @return a new SCA node factory
+ */
+ public static SCANodeFactory newInstance() {
+ SCANodeFactory scaNodeFactory = null;
+
+ try {
+ final ClassLoader classLoader = SCANodeFactory.class.getClassLoader();
+ String className = "org.apache.tuscany.sca.node.impl.SCANodeFactoryImpl";
+
+ Class cls = Class.forName(className, true, classLoader);
+
+ Constructor<?> constructor = null;
+
+ try {
+ constructor = cls.getConstructor();
+ } catch (NoSuchMethodException e) {
+ // ignore
+ }
+
+ if (constructor != null) {
+ scaNodeFactory = (SCANodeFactory)constructor.newInstance();
+ }
+
+ return scaNodeFactory;
+
+ } catch (Exception e) {
+ throw new ServiceRuntimeException(e);
+ }
+ }
+
+ private static SCANodeFactory singletonInstance;
+
+ /**
+ * Returns a singleton SCA node factory instance, and creates a new
+ * singleton instance if none exists.
+ *
+ * @return an SCA node factory
+ */
+ public static SCANodeFactory getInstance() {
+ if (singletonInstance == null) {
+ singletonInstance = newInstance();
+ }
+ return singletonInstance;
+ }
+
+ /**
+ * Creates a new SCA node.
+ *
+ * @param nodeURI the URI of the node, this URI is used to provide the default
+ * host and port information for the runtime for situations when bindings
+ * do provide this information
+ * @param domainURI the URI of the domain that the node belongs to. This URI is
+ * used to locate the domain manager on the network
+ * @return a new SCA node.
+ */
+ public abstract SCANode createSCANode(String physicalNodeURI, String domainURI) throws NodeException;
+
+ /**
+ * Creates a new SCA node. Many physical nodes may share the same logical URL in load balancing
+ * and failover scenarios where each node in the group runs the same contribution and
+ * active composites
+ *
+ * @param physicalNodeURI the URI of the node, this URI is used to provide the default
+ * host and port information for the runtime for situations when bindings
+ * don't provide this information
+ * @param domainURI the URI of the domain that the node belongs to. This URI is
+ * used to locate the domain manager on the network
+ * @param logicalNodeURI the uri of the node to be used in situations where more than one node
+ * are grouped together for failover or load balancing scenarios. The logicalNodeURI
+ * will typically identify the logical node where requests are sent
+ * @return a new SCA node.
+ */
+ public abstract SCANode createSCANode(String physicalNodeURI, String domainURI, String logicalNodeURI) throws NodeException;
+
+ /**
+ * Creates a new SCA node. Many physical nodes may share the same logical URL in load balancing
+ * and failover scenarios where each node in the group runs the same contribution and
+ * active composites. Also allows a class loaded to b specified. This is the
+ * classloader that will be used to load the management application used by the
+ * node to talk to the domain
+ *
+ * @param physicalNodeURI the URI of the node, this URI is used to provide the default
+ * host and port information for the runtime for situations when bindings
+ * don't provide this information
+ * @param domainURI the URI of the domain that the node belongs to. This URI is
+ * used to locate the domain manager on the network
+ * @param logicalNodeURI the uri of the node to be used in situations where more than one node
+ * are grouped together for failover or load balancing scenarios. The logicalNodeURI
+ * will typically identify the logical node where requests are sent. If null is provided
+ * no logicalNodeURI is set.
+ * @param classLoader the class loader to use by default when loading contributions. If null is provided
+ * the classloader the dervied automatically.
+ * @return a new SCA node.
+ */
+ public abstract SCANode createSCANode(String physicalNodeURI, String domainURI, String logicalNodeURI, ClassLoader classLoader) throws NodeException;
+
+
+ /**
+ * Convenience method to create and start a node and embedded domain
+ * that deploys a single composite within a single contribution.
+ *
+ * @param composite the composite to be deployed.
+ * @return a new SCA node.
+ */
+ public static SCANode createNodeWithComposite(String composite) throws NodeException {
+ try {
+ final ClassLoader loader = Thread.currentThread().getContextClassLoader();
+ final URL url = SCAContributionUtil.findContributionFromResource(loader, composite);
+
+ final SCANode node = getInstance().createSCANode(null, null);
+ node.addContribution(url.toString(), url);
+ node.addToDomainLevelComposite(composite);
+ node.start();
+
+ return node;
+
+ } catch (Exception e) {
+ throw new NodeException(e);
+ }
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/util/SCAContributionUtil.java b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/util/SCAContributionUtil.java new file mode 100644 index 0000000000..f3b532ed8c --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/node-api/src/main/java/org/apache/tuscany/sca/node/util/SCAContributionUtil.java @@ -0,0 +1,111 @@ +/* + * 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.node.util; + +import java.io.File; +import java.net.MalformedURLException; +import java.net.URL; + + +/** + * Utility methods to find an SCA contribution from a class or a resource. + * + * @version $Rev$ $Date$ + */ +public class SCAContributionUtil { + + /** + * Given a class this method finds the contribution that it belongs to. + * This could be either a local directory of a jar file. + * + * @param clazz + * @return the contribution URL + * @throws MalformedURLException + */ + public static URL findContributionFromClass(Class<?> clazz) throws MalformedURLException { + return findContributionFromResource(clazz.getClassLoader(), clazz.getName().replace('.', '/') + ".class"); + } + + /** + * Given the path to a resource this method finds the contribution that it belongs to + * this could be either a local directory of a jar file. + * + * @param classLoader + * @param compositeString + * @return the contribution URL + * @throws MalformedURLException + */ + public static URL findContributionFromResource(ClassLoader classLoader, String compositeString) throws MalformedURLException { + + URL contributionURL = classLoader.getResource(compositeString); + + if ( contributionURL != null ){ + String contributionURLString = contributionURL.toExternalForm(); + String protocol = contributionURL.getProtocol(); + + if ("file".equals(protocol)) { + // directory contribution + if (contributionURLString.endsWith(compositeString)) { + String location = contributionURLString.substring(0, contributionURLString.lastIndexOf(compositeString)); + // workaround from evil url/uri form maven + contributionURL = toFile(new URL(location)).toURI().toURL(); + } + + } else if ("jar".equals(protocol)) { + // jar contribution + String location = contributionURLString.substring(4, contributionURLString.lastIndexOf("!/")); + // workaround for evil url/uri from maven + contributionURL = toFile(new URL(location)).toURI().toURL(); + } + } + + return contributionURL; + } + + /** + * Convert from a <code>URL</code> to a <code>File</code>. + * <p> + * From version 1.1 this method will decode the URL. Syntax such as + * <code>file:///my%20docs/file.txt</code> will be correctly decoded to + * <code>/my docs/file.txt</code>. + * + * @param url the file URL to convert, null returns null + * @return the equivalent <code>File</code> object, or <code>null</code> + * if the URL's protocol is not <code>file</code> + * @throws IllegalArgumentException if the file is incorrectly encoded + */ + private static File toFile(URL url) { + if (url == null || !url.getProtocol().equals("file")) { + return null; + } else { + String filename = url.getFile().replace('/', File.separatorChar); + int pos = 0; + while ((pos = filename.indexOf('%', pos)) >= 0) { // NOPMD + if (pos + 2 < filename.length()) { + String hexStr = filename.substring(pos + 1, pos + 3); + char ch = (char)Integer.parseInt(hexStr, 16); + filename = filename.substring(0, pos) + ch + filename.substring(pos + 3); + } + } + return new File(filename); + } + } + +}
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