diff options
Diffstat (limited to 'sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context')
4 files changed, 192 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java new file mode 100644 index 0000000000..ed4b57639c --- /dev/null +++ b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java @@ -0,0 +1,38 @@ +/* + * 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.context; + +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.osoa.sca.ComponentContext; + +/** + * Interface implemented by the provider of the ComponentContext. + * + * @version $Rev$ $Date$ + */ +public interface ComponentContextFactory { + /** + * Create an instance of ComponentContext + * + * @param component The runtime component + * @param requestContextFactory The factory to create RequestContext + * @return An instance of ComponentContext for the component + */ + ComponentContext createComponentContext(RuntimeComponent component, RequestContextFactory requestContextFactory); +} diff --git a/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java new file mode 100644 index 0000000000..c97ba6ae71 --- /dev/null +++ b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java @@ -0,0 +1,54 @@ +/* + * 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.context; + +/** + * An extension point for model factories. Model factories are provided to + * abstract the classes that represent artifacts in the assembly model away + * from their creation mechanism. When the runtime needs to extend the model + * as it reads in contributed artifacts it looks up the factory for the + * artifact required in this registry + * + * @version $Rev$ $Date$ + */ +public interface ContextFactoryExtensionPoint { + + /** + * Add a model factory extension. + * + * @param factory The factory to add + */ + void addFactory(Object factory); + + /** + * Remove a model factory extension. + * + * @param factory The factory to remove + */ + void removeFactory(Object factory); + + /** + * Get a factory implementing the given interface. + * @param factoryInterface the lookup key (factory interface) + * @return The factory + */ + <T> T getFactory(Class<T> factoryInterface); + +} diff --git a/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java new file mode 100644 index 0000000000..50958b7848 --- /dev/null +++ b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java @@ -0,0 +1,67 @@ +/* + * 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.context; + +import java.util.HashMap; + +/** + * Default implementation of a model factory extension point. + * + * @version $Rev$ $Date$ + */ +public class DefaultContextFactoryExtensionPoint implements ContextFactoryExtensionPoint { + + private HashMap<Class<?>, Object> factories = new HashMap<Class<?>, Object>(); + + /** + * Add a model factory extension. + * + * @param factory The factory to add + */ + public void addFactory(Object factory) { + Class[] interfaces = factory.getClass().getInterfaces(); + for (int i = 0; i<interfaces.length; i++) { + factories.put(interfaces[i], factory); + } + } + + /** + * Remove a model factory extension. + * + * @param factory The factory to remove + */ + public void removeFactory(Object factory) { + Class[] interfaces = factory.getClass().getInterfaces(); + for (int i = 0; i<interfaces.length; i++) { + factories.remove(interfaces[i]); + } + } + + /** + * Get a factory implementing the given interface. + * @param factoryInterface The lookup key (factory interface) + * @return The factory + */ + public <T> T getFactory(Class<T> factoryInterface) { + Object factory = factories.get(factoryInterface); + return factoryInterface.cast(factory); + } + +} diff --git a/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java new file mode 100644 index 0000000000..546757c766 --- /dev/null +++ b/sca-java-1.x/tags/0.99-incubating/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java @@ -0,0 +1,33 @@ +/* + * 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.context; + +import org.osoa.sca.RequestContext; + +/** + * Interface implemented by the provider of the RequestContext. + * + * @version $Rev$ $Date$ + */ +public interface RequestContextFactory { + /** + * @return An instance of RequestContext for the current invocation + */ + RequestContext createRequestContext(); +} |