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Diffstat (limited to 'branches/sca-java-1.2/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java')
| -rw-r--r-- | branches/sca-java-1.2/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/branches/sca-java-1.2/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java b/branches/sca-java-1.2/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java deleted file mode 100644 index 1cba8a08f4..0000000000 --- a/branches/sca-java-1.2/modules/node-api/src/main/java/org/apache/tuscany/sca/node/SCANodeFactory.java +++ /dev/null @@ -1,161 +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.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); - } - } - -} |