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Diffstat (limited to 'sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany')
7 files changed, 1637 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCADomain.java b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCADomain.java new file mode 100644 index 0000000000..dac8d6ce7b --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCADomain.java @@ -0,0 +1,267 @@ +/* + * 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.host.embedded; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.lang.reflect.Constructor; +import java.security.AccessController; +import java.security.PrivilegedAction; + +import org.apache.tuscany.sca.host.embedded.impl.DefaultSCADomain; +import org.osoa.sca.CallableReference; +import org.osoa.sca.ServiceReference; +import org.osoa.sca.ServiceRuntimeException; + +/** + * A handle to an SCA domain. + * + * @version $Rev$ $Date$ + */ +public abstract class SCADomain { + + final static String LOCAL_DOMAIN_URI = "http://localhost"; + + /** + * Static variable to hold the most recent instance of SCADomain + */ + // TODO: Temporary support for SCADomain.connect() API + private static SCADomain theDomain; + + + /** + * Returns a new instance of a local SCA domain. + * + * @return + */ + public static SCADomain newInstance() { + return createNewInstance(LOCAL_DOMAIN_URI, null); + } + + /** + * Returns a new instance of a local SCA domain. The specified deployable + * composite will be included in the SCA domain. + * + * @param composite the deployable composite to include in the SCA domain. + * @return + */ + public static SCADomain newInstance(String composite) { + return createNewInstance(LOCAL_DOMAIN_URI, "/", composite); + } + + /** + * Returns a new instance of a local SCA domain. The specified deployable + * composites will be included in the SCA domain. + * + * @param domainURI the URI of the SCA domain + * @param contributionLocation the location of an SCA contribution + * @param composites the deployable composites to include in the SCA domain. + * @return + */ + public static SCADomain newInstance(String domainURI, String contributionLocation, String... composites) { + return createNewInstance(domainURI, contributionLocation, composites); + } + + /** + * Removes the specified local SCA Domain instance + * + * @param domainInstance the instance to be removed + */ + // FIXME: Adding this as temporary support for the "connect" API + public static void removeInstance(SCADomain domainInstance) { + theDomain = null; + } + + /** + * Returns an SCADomain representing a remote SCA domain. + * + * @param domainURI the URI of the SCA domain + * @return + */ + // FIXME : this is a temporary implementation to get the capability working + public static SCADomain connect(String domainURI) { + return theDomain; + } + + /** + * Close the SCA domain. + */ + public void close() { + // TODO: temporary to support initial SCADomain.connect capability + SCADomain.removeInstance(this); + } + + /** + * Returns the URI of the SCA Domain. + * + * @return the URI of the SCA Domain + */ + public abstract String getURI(); + + /** + * Cast a type-safe reference to a CallableReference. Converts a type-safe + * reference to an equivalent CallableReference; if the target refers to a + * service then a ServiceReference will be returned, if the target refers to + * a callback then a CallableReference will be returned. + * + * @param target a reference proxy provided by the SCA runtime + * @param <B> the Java type of the business interface for the reference + * @param <R> the type of reference to be returned + * @return a CallableReference equivalent for the proxy + * @throws IllegalArgumentException if the supplied instance is not a + * reference supplied by the SCA runtime + */ + public abstract <B, R extends CallableReference<B>> R cast(B target) throws IllegalArgumentException; + + /** + * Returns a proxy for a service provided by a component in the SCA domain. + * + * @param businessInterface the interface that will be used to invoke the + * service + * @param serviceName the name of the service + * @param <B> the Java type of the business interface for the service + * @return an object that implements the business interface + */ + public abstract <B> B getService(Class<B> businessInterface, String serviceName); + + /** + * Returns a ServiceReference for a service provided by a component in the + * SCA domain. + * + * @param businessInterface the interface that will be used to invoke the + * service + * @param serviceName the name of the service + * @param <B> the Java type of the business interface for the service + * @return a ServiceReference for the designated service + */ + public abstract <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String referenceName); + + /** + * Read the service name from a configuration file + * + * @param classLoader + * @param name The name of the service class + * @return A class name which extends/implements the service class + * @throws IOException + */ + private static String getServiceName(ClassLoader classLoader, String name) throws IOException { + InputStream is = classLoader.getResourceAsStream("META-INF/services/" + name); + if (is == null) { + return null; + } + BufferedReader reader = null; + try { + reader = new BufferedReader(new InputStreamReader(is)); + while (true) { + String line = reader.readLine(); + if (line == null) { + break; + } else if (!line.startsWith("#")) { + return line.trim(); + } + } + } finally { + if (reader != null) { + reader.close(); + } + } + return null; + } + + /** + * Returns an SCADomain instance. If the system property + * "org.apache.tuscany.sca.host.embedded.SCADomain" is set, its value is used as + * the name of the implementation class. Otherwise, if the resource + * "META-INF/services/org.apache.tuscany.sca.host.embedded.SCADomain" can be + * loaded from the supplied classloader. Otherwise, it will use + * "org.apache.tuscany.sca.host.embedded.impl.DefaultSCADomain" as the default. + * The named class is loaded from the supplied classloader. + * + * @param classLoader + * @param domainURI + * @param contributionLocation + * @param composites + * @return + */ + static SCADomain createNewInstance(String domainURI, String contributionLocation, String... composites) { + + SCADomain domain = null; + + try { + // Determine the runtime and application classloader + final ClassLoader runtimeClassLoader = SCADomain.class.getClassLoader(); + final ClassLoader applicationClassLoader = Thread.currentThread().getContextClassLoader(); + + // Discover the SCADomain implementation + final String name = SCADomain.class.getName(); + String className = AccessController.doPrivileged(new PrivilegedAction<String>() { + public String run() { + return System.getProperty(name); + } + }); + + if (className == null) { + className = getServiceName(runtimeClassLoader, name); + } + + if (className == null) { + + // Create a default SCA domain implementation + domain = + new DefaultSCADomain(runtimeClassLoader, + applicationClassLoader, + domainURI, + contributionLocation, + composites); + } else { + + // Create an instance of the discovered SCA domain implementation + Class cls = Class.forName(className, true, runtimeClassLoader); + Constructor<?> constructor = null; + try { + constructor = cls.getConstructor(ClassLoader.class, ClassLoader.class, + String.class, String.class, String[].class); + } catch (NoSuchMethodException e) {} + if (constructor != null) { + domain = (SCADomain)constructor.newInstance(runtimeClassLoader, + applicationClassLoader, + domainURI, + contributionLocation, + composites); + } else { + + constructor = cls.getConstructor(ClassLoader.class, String.class); + domain = (SCADomain)constructor.newInstance(runtimeClassLoader, domainURI); + } + } + + // FIXME: temporary support for connect() API + theDomain = domain; + + return domain; + + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + } + +} diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCADomainBean.java b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCADomainBean.java new file mode 100644 index 0000000000..5dd3803ed2 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCADomainBean.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.host.embedded; + +import org.osoa.sca.CallableReference; +import org.osoa.sca.ServiceReference; + +public class SCADomainBean extends SCADomain { + + private SCADomain instance; + + private String uri = LOCAL_DOMAIN_URI; + private String location = "/"; + private String[] composites; + + /** + * Constructs a new SCA domain + */ + public SCADomainBean() { + } + + public String getURI() { + return uri; + } + + public void setURI(String uri) { + this.uri = uri; + } + + public void setContributionLocation(String contributionLocation) { + this.location = contributionLocation; + } + + public String getContributionLocation() { + return location; + } + + public void setDeployableComposite(String composite) { + setDeployableComposites(composite); + } + + public void setDeployableComposites(String... composites) { + this.composites = composites; + } + + public String[] getDeployableComposites() { + return composites; + } + + @SuppressWarnings("unchecked") + @Override + public <B, R extends CallableReference<B>> R cast(B target) throws IllegalArgumentException { + if (instance == null) { + instance = SCADomain.createNewInstance(uri, location, composites); + } + Object result = instance.cast(target); + return (R) result; + } + + @Override + public void close() { + if (instance == null) { + instance = SCADomain.createNewInstance(uri, location, composites); + } + instance.close(); + instance = null; + } + + @Override + public <B> B getService(Class<B> businessInterface, String serviceName) { + if (instance == null) { + instance = SCADomain.createNewInstance(uri, location, composites); + } + return instance.getService(businessInterface, serviceName); + } + + @Override + public <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String referenceName) { + if (instance == null) { + instance = SCADomain.createNewInstance(uri, location, composites); + } + return instance.getServiceReference(businessInterface, referenceName); + } + + @Override + protected void finalize() throws Throwable { + + // Make sure that the SCA domain is closed + if (instance != null) { + instance.close(); + instance = null; + } + } +} diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCATestCaseRunner.java b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCATestCaseRunner.java new file mode 100644 index 0000000000..c133bad38e --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/SCATestCaseRunner.java @@ -0,0 +1,213 @@ +/* + * 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.host.embedded; + +import java.lang.annotation.Annotation; +import java.lang.reflect.Constructor; +import java.lang.reflect.Method; +import java.net.URL; +import java.net.URLClassLoader; + +/** + * A helper class that can be used to run an SCA JUnit test case. The test case will run in an isolated class loader. + * + * @version $Rev$ $Date$ + */ +public class SCATestCaseRunner { + + private ClassLoader classLoader; + private Class<?> testSuiteClass; + private Object testSuite; + private Class<?> testResultClass; + private Class<?> testCaseClass; + private Object testCase; + + private Class<?> beforeAnnotation; + private Class<?> beforeClassAnnotation; + private Class<?> afterAnnotation; + private Class<?> afterClassAnnotation; + private Class<?> junit4AdapterClass; + private Class<?> junit3TestCaseClass; + + /** + * Constructs a new TestCase runner. + * + * @param testClass + */ + public SCATestCaseRunner(Class testClass) { + try { + classLoader = (URLClassLoader)testClass.getClassLoader(); + if (classLoader instanceof URLClassLoader) { + URL[] urls = ((URLClassLoader)classLoader).getURLs(); + classLoader = new URLClassLoader(urls, classLoader.getParent()); + } else { + classLoader = new URLClassLoader(new URL[0], classLoader); + } + + ClassLoader tccl = Thread.currentThread().getContextClassLoader(); + try { + Thread.currentThread().setContextClassLoader(classLoader); + + testCaseClass = Class.forName(testClass.getName(), true, classLoader); + testCase = testCaseClass.newInstance(); + + junit3TestCaseClass = Class.forName("junit.framework.TestCase", true, classLoader); + + testSuiteClass = Class.forName("junit.framework.TestSuite", true, classLoader); + Constructor testSuiteConstructor = testSuiteClass.getConstructor(Class.class); + testSuite = testSuiteConstructor.newInstance(testCaseClass); + + testResultClass = Class.forName("junit.framework.TestResult", true, classLoader); + + try { + beforeAnnotation = Class.forName("org.junit.Before", true, classLoader); + afterAnnotation = Class.forName("org.junit.After", true, classLoader); + beforeClassAnnotation = Class.forName("org.junit.BeforeClass", true, classLoader); + afterClassAnnotation = Class.forName("org.junit.AfterClass", true, classLoader); + junit4AdapterClass = Class.forName("junit.framework.JUnit4TestAdapter", true, classLoader); + } catch (Exception e) { + // Unexpected + throw new AssertionError(e); + } + + } finally { + Thread.currentThread().setContextClassLoader(tccl); + } + } catch (Exception e) { + throw new RuntimeException(e); + } + } + + /** + * Run the test case + */ + public void run() { + ClassLoader tccl = Thread.currentThread().getContextClassLoader(); + try { + Thread.currentThread().setContextClassLoader(classLoader); + + if (junit3TestCaseClass.isAssignableFrom(testCaseClass)) { + Object testResult = testResultClass.newInstance(); + Method runMethod = testSuiteClass.getMethod("run", testResultClass); + runMethod.invoke(testSuite, testResult); + } else { + Object junit4Adapter = junit4AdapterClass.getConstructor(Class.class).newInstance(testCaseClass); + Object testResult = testResultClass.newInstance(); + Method runMethod = junit4AdapterClass.getMethod("run", testResultClass); + runMethod.invoke(junit4Adapter, testResult); + } + } catch (Exception e) { + throw new RuntimeException(e); + } finally { + Thread.currentThread().setContextClassLoader(tccl); + } + } + + /** + * Invoke the setUp method + */ + public void setUp() { + execute("setUp"); + } + + /** + * Invoke the before methods + */ + public void before() { + execute(beforeAnnotation); + } + + /** + * Invoke the beforeClass methods + */ + public void beforeClass() { + execute(beforeClassAnnotation); + } + + /** + * Invoke the tearDown method + */ + public void tearDown() { + execute("tearDown"); + } + + /** + * Invoke the after methods + */ + public void after() { + execute(afterAnnotation); + } + + /** + * Invoke the afterClass methods + */ + public void afterClass() { + execute(afterClassAnnotation); + } + + /** + * Invoke the specified test method. + */ + public void run(String methodName) { + execute(methodName); + } + + /** + * Invoke the methods annotated with the specified annotation. + */ + private void execute(Class<?> annotationClass) { + if (annotationClass == null) { + throw new RuntimeException(new NoSuchMethodException()); + } + ClassLoader tccl = Thread.currentThread().getContextClassLoader(); + try { + Thread.currentThread().setContextClassLoader(classLoader); + + for (Method method : testCaseClass.getDeclaredMethods()) { + for (Annotation annotation : method.getAnnotations()) { + if (annotation.annotationType() == annotationClass) { + method.invoke(testCase); + } + } + } + } catch (Exception e) { + throw new RuntimeException(e); + } finally { + Thread.currentThread().setContextClassLoader(tccl); + } + } + + /** + * Invoke the specified method + */ + private void execute(String methodName) { + ClassLoader tccl = Thread.currentThread().getContextClassLoader(); + try { + Thread.currentThread().setContextClassLoader(classLoader); + Method setUpMethod = testCaseClass.getDeclaredMethod(methodName); + setUpMethod.setAccessible(true); + setUpMethod.invoke(testCase); + } catch (Exception e) { + throw new RuntimeException(e); + } finally { + Thread.currentThread().setContextClassLoader(tccl); + } + } + +} diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/DefaultSCADomain.java b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/DefaultSCADomain.java new file mode 100644 index 0000000000..b2c33f81db --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/DefaultSCADomain.java @@ -0,0 +1,348 @@ +/* + * 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.host.embedded.impl; + +import java.io.IOException; +import java.net.MalformedURLException; +import java.net.URI; +import java.net.URL; +import java.util.HashMap; +import java.util.Map; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.ComponentService; +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.assembly.CompositeService; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.DeployedArtifact; +import org.apache.tuscany.sca.contribution.resolver.impl.ModelResolverImpl; +import org.apache.tuscany.sca.contribution.service.ContributionException; +import org.apache.tuscany.sca.contribution.service.ContributionService; +import org.apache.tuscany.sca.contribution.service.util.FileHelper; +import org.apache.tuscany.sca.core.runtime.ActivationException; +import org.apache.tuscany.sca.core.runtime.CompositeActivator; +import org.apache.tuscany.sca.host.embedded.SCADomain; +import org.osoa.sca.CallableReference; +import org.osoa.sca.ComponentContext; +import org.osoa.sca.Constants; +import org.osoa.sca.ServiceReference; +import org.osoa.sca.ServiceRuntimeException; + +/** + * A default SCA domain facade implementation. + * + * @version $Rev$ $Date$ + */ +public class DefaultSCADomain extends SCADomain { + + private String uri; + private String location; + private String[] composites; + private Composite domainComposite; + private Contribution contribution; + private Map<String, Component> components = new HashMap<String, Component>(); + private ReallySmallRuntime runtime; + + /** + * Constructs a new domain facade. + * + * @param domainURI + * @param contributionLocation + * @param composites + */ + public DefaultSCADomain(ClassLoader runtimeClassLoader, + ClassLoader applicationClassLoader, + String domainURI, + String contributionLocation, + String... composites) { + this.uri = domainURI; + this.location = contributionLocation; + this.composites = composites; + + // Create and start the runtime + runtime = new ReallySmallRuntime(runtimeClassLoader); + try { + runtime.start(); + + } catch (ActivationException e) { + throw new ServiceRuntimeException(e); + } + + // Contribute the given contribution to an in-memory repository + ContributionService contributionService = runtime.getContributionService(); + URL contributionURL; + try { + contributionURL = getContributionLocation(applicationClassLoader, location, this.composites); + } catch (MalformedURLException e) { + throw new ServiceRuntimeException(e); + } + + try { + ModelResolverImpl modelResolver = new ModelResolverImpl(applicationClassLoader); + String contributionURI = FileHelper.getName(contributionURL.getPath()); + contribution = contributionService.contribute(contributionURI, contributionURL, modelResolver, false); + } catch (ContributionException e) { + throw new ServiceRuntimeException(e); + } catch (IOException e) { + throw new ServiceRuntimeException(e); + } + + // Create an in-memory domain level composite + AssemblyFactory assemblyFactory = runtime.getAssemblyFactory(); + domainComposite = assemblyFactory.createComposite(); + domainComposite.setName(new QName(Constants.SCA_NS, "domain")); + domainComposite.setURI(domainURI); + + //when the deployable composites were specified when initializing the runtime + if (composites != null && composites.length > 0 && composites[0].length() > 0) { + // Include all specified deployable composites in the SCA domain + Map<String, Composite> compositeArtifacts = new HashMap<String, Composite>(); + for (DeployedArtifact artifact : contribution.getArtifacts()) { + if (artifact.getModel() instanceof Composite) { + compositeArtifacts.put(artifact.getURI(), (Composite)artifact.getModel()); + } + } + for (String compositePath : composites) { + Composite composite = compositeArtifacts.get(compositePath); + if (composite == null) { + throw new ServiceRuntimeException("Composite not found: " + compositePath); + } + domainComposite.getIncludes().add(composite); + } + } else { + // in this case, a sca-contribution.xml should have been specified + for(Composite composite : contribution.getDeployables()) { + domainComposite.getIncludes().add(composite); + } + + } + + + // Activate and start the SCA domain composite + CompositeActivator compositeActivator = runtime.getCompositeActivator(); + try { + compositeActivator.activate(domainComposite); + compositeActivator.start(domainComposite); + } catch (ActivationException e) { + throw new ServiceRuntimeException(e); + } + + // Index the top level components + for (Component component : domainComposite.getComponents()) { + components.put(component.getName(), component); + } + } + + @Override + public void close() { + + super.close(); + + // Remove the contribution from the in-memory repository + ContributionService contributionService = runtime.getContributionService(); + try { + contributionService.remove(contribution.getURI()); + } catch (ContributionException e) { + throw new ServiceRuntimeException(e); + } + + // Stop the SCA domain composite + CompositeActivator compositeActivator = runtime.getCompositeActivator(); + try { + compositeActivator.stop(domainComposite); + } catch (ActivationException e) { + throw new ServiceRuntimeException(e); + + } + + // Stop the runtime + try { + runtime.stop(); + } catch (ActivationException e) { + throw new ServiceRuntimeException(e); + } + } + + /** + * Determine the location of a contribution, given a contribution path and a + * list of composites. + * + * @param contributionPath + * @param composites + * @param classLoader + * @return + * @throws MalformedURLException + */ + private URL getContributionLocation(ClassLoader classLoader, String contributionPath, String[] composites) + throws MalformedURLException { + if (contributionPath != null && contributionPath.length() > 0) { + URI contributionURI = URI.create(contributionPath); + if (contributionURI.isAbsolute() || composites.length == 0) { + return new URL(contributionPath); + } + } + + String contributionArtifactPath = null; + URL contributionArtifactURL = null; + if (composites != null && composites.length > 0 && composites[0].length() > 0) { + + // Here the SCADomain was started with a reference to a composite file + contributionArtifactPath = composites[0]; + contributionArtifactURL = classLoader.getResource(contributionArtifactPath); + if (contributionArtifactURL == null) { + throw new IllegalArgumentException("Composite not found: " + contributionArtifactPath); + } + } else { + + // Here the SCADomain was started without any reference to a composite file + // We are going to look for an sca-contribution.xml or sca-contribution-generated.xml + contributionArtifactPath = Contribution.SCA_CONTRIBUTION_META; + contributionArtifactURL = classLoader.getResource(contributionArtifactPath); + + if( contributionArtifactURL == null ) { + contributionArtifactPath = Contribution.SCA_CONTRIBUTION_GENERATED_META; + contributionArtifactURL = classLoader.getResource(contributionArtifactPath); + } + + // Look for META-INF/sca-deployables + if (contributionArtifactURL == null) { + contributionArtifactPath = Contribution.SCA_CONTRIBUTION_DEPLOYABLES; + contributionArtifactURL = classLoader.getResource(contributionArtifactPath); + } + } + + if (contributionArtifactURL == null) { + throw new IllegalArgumentException("Can't determine contribution deployables. Either specify a composite file, or use an sca-contribution.xml file to specify the deployables."); + } + + URL contributionURL = null; + // "jar:file://....../something.jar!/a/b/c/app.composite" + try { + String url = contributionArtifactURL.toExternalForm(); + String protocol = contributionArtifactURL.getProtocol(); + if ("file".equals(protocol)) { + // directory contribution + if (url.endsWith(contributionArtifactPath)) { + String location = url.substring(0, url.lastIndexOf(contributionArtifactPath)); + // workaround from evil url/uri form maven + contributionURL = FileHelper.toFile(new URL(location)).toURI().toURL(); + } + + } else if ("jar".equals(protocol)) { + // jar contribution + String location = url.substring(4, url.lastIndexOf("!/")); + // workaround for evil url/uri from maven + contributionURL = FileHelper.toFile(new URL(location)).toURI().toURL(); + } + } catch (MalformedURLException mfe) { + throw new IllegalArgumentException(mfe); + } + + return contributionURL; + } + + @Override + public <B, R extends CallableReference<B>> R cast(B target) throws IllegalArgumentException { + // TODO Auto-generated method stub + return null; + } + + @Override + public <B> B getService(Class<B> businessInterface, String serviceName) { + ServiceReference<B> serviceReference = getServiceReference(businessInterface, serviceName); + if (serviceReference == null) { + throw new ServiceRuntimeException("Service not found: " + serviceName); + } + return serviceReference.getService(); + } + + @Override + public <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String name) { + + // Extract the component name + String componentName; + String serviceName; + int i = name.indexOf('/'); + if (i != -1) { + componentName = name.substring(0, i); + serviceName = name.substring(i + 1); + + } else { + componentName = name; + serviceName = null; + } + + // Lookup the component in the domain + Component component = components.get(componentName); + if (component == null) { + throw new ServiceRuntimeException("Component not found: " + componentName); + } + ComponentContext componentContext = null; + + // If the component is a composite, then we need to find the + // non-composite + // component that provides the requested service + if (component.getImplementation() instanceof Composite) { + ComponentService promotedService = null; + for (ComponentService componentService : component.getServices()) { + if (serviceName == null || serviceName.equals(componentService.getName())) { + + CompositeService compositeService = (CompositeService)componentService.getService(); + if (compositeService != null) { + promotedService = compositeService.getPromotedService(); + SCABinding scaBinding = promotedService.getBinding(SCABinding.class); + if (scaBinding != null) { + Component promotedComponent = scaBinding.getComponent(); + if (serviceName != null) { + serviceName = "$promoted$." + serviceName; + } + componentContext = (ComponentContext)promotedComponent; + } + } + break; + } + } + if (componentContext == null) { + throw new ServiceRuntimeException("Composite service not found: " + name); + } + } else { + componentContext = (ComponentContext)component; + } + + ServiceReference<B> serviceReference; + if (serviceName != null) { + serviceReference = componentContext.createSelfReference(businessInterface, serviceName); + } else { + serviceReference = componentContext.createSelfReference(businessInterface); + } + return serviceReference; + + } + + @Override + public String getURI() { + return uri; + } + +} diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/EmbeddedSCADomain.java b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/EmbeddedSCADomain.java new file mode 100644 index 0000000000..66de330321 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/EmbeddedSCADomain.java @@ -0,0 +1,243 @@ +/* + * 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.host.embedded.impl; + +import java.util.HashMap; +import java.util.Map; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.ComponentService; +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.assembly.CompositeService; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.contribution.service.ContributionService; +import org.apache.tuscany.sca.core.runtime.ActivationException; +import org.apache.tuscany.sca.core.runtime.CompositeActivator; +import org.apache.tuscany.sca.host.embedded.SCADomain; +import org.osoa.sca.CallableReference; +import org.osoa.sca.ComponentContext; +import org.osoa.sca.Constants; +import org.osoa.sca.ServiceReference; +import org.osoa.sca.ServiceRuntimeException; + +/** + * An SCA domain facade implementation. + * + * @version $Rev$ $Date$ + */ +public class EmbeddedSCADomain extends SCADomain { + + private String uri; + private Composite domainComposite; + private ReallySmallRuntime runtime; + private Map<String, Component> components = new HashMap<String, Component>(); + private DomainCompositeHelper domainCompositeHelper; + + public class DomainCompositeHelper { + + /** + * Add a composite to the domain + * @param composite + * @return + */ + public Composite addComposite(Composite composite) throws ActivationException { + domainComposite.getIncludes().add(composite); + CompositeActivator compositeActivator = runtime.getCompositeActivator(); + compositeActivator.activate(composite); + for (Component component : composite.getComponents()) { + components.put(component.getName(), component); + } + return composite; + } + + /** + * Remove a composite from the domain + * @param composite + * @throws ActivationException + */ + public void removeComposite(Composite composite) throws ActivationException { + CompositeActivator compositeActivator = runtime.getCompositeActivator(); + compositeActivator.deactivate(composite); + domainComposite.getIncludes().remove(composite); + for (Component component : composite.getComponents()) { + components.remove(component.getName()); + } + } + + /** + * Start a composite + * @param composite + * @throws ActivationException + */ + public void startComposite(Composite composite) throws ActivationException { + CompositeActivator compositeActivator = runtime.getCompositeActivator(); + compositeActivator.start(composite); + } + + /** + * Stop a composite + * @param composite + * @throws ActivationException + */ + public void stopComposite(Composite composite) throws ActivationException { + CompositeActivator compositeActivator = runtime.getCompositeActivator(); + compositeActivator.stop(composite); + } + } + + /** + * Constructs a new domain facade. + * + * @param runtimeClassLoader + * @param domainURI + */ + public EmbeddedSCADomain(ClassLoader runtimeClassLoader, + String domainURI) { + this.uri = domainURI; + + // Create a runtime + runtime = new ReallySmallRuntime(runtimeClassLoader); + } + + public void start() throws ActivationException { + + // Start the runtime + runtime.start(); + + // Create an in-memory domain level composite + AssemblyFactory assemblyFactory = runtime.getAssemblyFactory(); + domainComposite = assemblyFactory.createComposite(); + domainComposite.setName(new QName(Constants.SCA_NS, "domain")); + domainComposite.setURI(uri); + + // Create a domain composite helper + domainCompositeHelper = new DomainCompositeHelper(); + } + + public void stop() throws ActivationException { + + // Stop the runtime + runtime.stop(); + + // Cleanup + domainComposite = null; + domainCompositeHelper = null; + } + + public ContributionService getContributionService() { + return runtime.getContributionService(); + } + + public DomainCompositeHelper getDomainCompositeHelper() { + return domainCompositeHelper; + } + + @Override + public void close() { + super.close(); + } + + @Override + public <B, R extends CallableReference<B>> R cast(B target) throws IllegalArgumentException { + // TODO Auto-generated method stub + return null; + } + + @Override + public <B> B getService(Class<B> businessInterface, String serviceName) { + ServiceReference<B> serviceReference = getServiceReference(businessInterface, serviceName); + if (serviceReference == null) { + throw new ServiceRuntimeException("Service not found: " + serviceName); + } + return serviceReference.getService(); + } + + @Override + public <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String name) { + + // Extract the component name + String componentName; + String serviceName; + int i = name.indexOf('/'); + if (i != -1) { + componentName = name.substring(0, i); + serviceName = name.substring(i + 1); + + } else { + componentName = name; + serviceName = null; + } + + // Lookup the component in the domain + Component component = components.get(componentName); + if (component == null) { + throw new ServiceRuntimeException("Component not found: " + componentName); + } + ComponentContext componentContext = null; + + // If the component is a composite, then we need to find the + // non-composite + // component that provides the requested service + if (component.getImplementation() instanceof Composite) { + ComponentService promotedService = null; + for (ComponentService componentService : component.getServices()) { + if (serviceName == null || serviceName.equals(componentService.getName())) { + + CompositeService compositeService = (CompositeService)componentService.getService(); + if (compositeService != null) { + promotedService = compositeService.getPromotedService(); + SCABinding scaBinding = promotedService.getBinding(SCABinding.class); + if (scaBinding != null) { + Component promotedComponent = scaBinding.getComponent(); + if (serviceName != null) { + serviceName = "$promoted$." + serviceName; + } + componentContext = (ComponentContext)promotedComponent; + } + } + break; + } + } + if (componentContext == null) { + throw new ServiceRuntimeException("Composite service not found: " + name); + } + } else { + componentContext = (ComponentContext)component; + } + + ServiceReference<B> serviceReference; + if (serviceName != null) { + serviceReference = componentContext.createSelfReference(businessInterface, serviceName); + } else { + serviceReference = componentContext.createSelfReference(businessInterface); + } + return serviceReference; + + } + + @Override + public String getURI() { + return uri; + } + +} diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/ReallySmallRuntime.java b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/ReallySmallRuntime.java new file mode 100644 index 0000000000..6e2da9cd6b --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/ReallySmallRuntime.java @@ -0,0 +1,173 @@ +/* + * 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.host.embedded.impl; + +import java.util.List; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.DefaultSCABindingFactory; +import org.apache.tuscany.sca.assembly.SCABindingFactory; +import org.apache.tuscany.sca.contribution.service.ContributionService; +import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry; +import org.apache.tuscany.sca.core.DefaultModelFactoryExtensionPoint; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.core.ModuleActivator; +import org.apache.tuscany.sca.core.invocation.MessageFactoryImpl; +import org.apache.tuscany.sca.core.invocation.ProxyFactory; +import org.apache.tuscany.sca.core.runtime.ActivationException; +import org.apache.tuscany.sca.core.runtime.CompositeActivator; +import org.apache.tuscany.sca.core.runtime.RuntimeAssemblyFactory; +import org.apache.tuscany.sca.core.work.ThreadPoolWorkManager; +import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper; +import org.apache.tuscany.sca.interfacedef.impl.InterfaceContractMapperImpl; +import org.apache.tuscany.sca.invocation.MessageFactory; +import org.apache.tuscany.sca.policy.DefaultPolicyFactory; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.scope.ScopeRegistry; + +public class ReallySmallRuntime { + + private List<ModuleActivator> modules; + private ExtensionPointRegistry registry; + + private ClassLoader classLoader; + private AssemblyFactory assemblyFactory; + private ContributionService contributionService; + private CompositeActivator compositeActivator; + private ThreadPoolWorkManager workManager; + private ScopeRegistry scopeRegistry; + + public ReallySmallRuntime(ClassLoader classLoader) { + this.classLoader = classLoader; + } + + public void start() throws ActivationException { + + // Create our extension point registry + registry = new DefaultExtensionPointRegistry(); + + // Create a work manager + workManager = new ThreadPoolWorkManager(10); + + // Create an interface contract mapper + InterfaceContractMapper mapper = new InterfaceContractMapperImpl(); + + // Create factory extension point + ModelFactoryExtensionPoint factories = new DefaultModelFactoryExtensionPoint(); + registry.addExtensionPoint(factories); + + // Create Message factory + MessageFactory messageFactory = new MessageFactoryImpl(); + factories.addFactory(messageFactory); + + // Create a proxy factory + ProxyFactory proxyFactory = ReallySmallRuntimeBuilder.createProxyFactory(registry, mapper, messageFactory); + + // Create model factories + assemblyFactory = new RuntimeAssemblyFactory(mapper, proxyFactory); + factories.addFactory(assemblyFactory); + PolicyFactory policyFactory = new DefaultPolicyFactory(); + factories.addFactory(policyFactory); + SCABindingFactory scaBindingFactory = new DefaultSCABindingFactory(); + factories.addFactory(scaBindingFactory); + + // Create a contribution service + contributionService = ReallySmallRuntimeBuilder.createContributionService(registry, + assemblyFactory, + policyFactory, + mapper); + + // Create the ScopeRegistry + scopeRegistry = ReallySmallRuntimeBuilder.createScopeRegistry(registry); + + // Create a composite activator + compositeActivator = ReallySmallRuntimeBuilder.createCompositeActivator(registry, + assemblyFactory, + scaBindingFactory, + mapper, + scopeRegistry, + workManager); + + // Start the runtime modules + modules = startModules(registry, classLoader); + + } + + public void stop() throws ActivationException { + + // Stop the runtime modules + stopModules(registry, modules); + + // Stop and destroy the work manager + workManager.destroy(); + + // Cleanup + modules = null; + registry = null; + assemblyFactory = null; + contributionService = null; + compositeActivator = null; + workManager = null; + scopeRegistry = null; + } + + public ContributionService getContributionService() { + return contributionService; + } + + public CompositeActivator getCompositeActivator() { + return compositeActivator; + } + + public AssemblyFactory getAssemblyFactory() { + return assemblyFactory; + } + + @SuppressWarnings("unchecked") + private List<ModuleActivator> startModules(ExtensionPointRegistry registry, ClassLoader classLoader) + throws ActivationException { + + // Load and instantiate the modules found on the classpath + List<ModuleActivator> modules = ReallySmallRuntimeBuilder.getServices(classLoader, ModuleActivator.class); + for (ModuleActivator module : modules) { + Object[] extensionPoints = module.getExtensionPoints(); + if (extensionPoints != null) { + for (Object e : extensionPoints) { + registry.addExtensionPoint(e); + } + } + } + + // Start all the extension modules + for (ModuleActivator activator : modules) { + activator.start(registry); + } + + return modules; + } + + private void stopModules(ExtensionPointRegistry registry, List<ModuleActivator> modules) { + for (ModuleActivator module : modules) { + module.stop(registry); + } + } + +} diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/ReallySmallRuntimeBuilder.java b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/ReallySmallRuntimeBuilder.java new file mode 100644 index 0000000000..7bf868f3fc --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/host-embedded/src/main/java/org/apache/tuscany/sca/host/embedded/impl/ReallySmallRuntimeBuilder.java @@ -0,0 +1,282 @@ +/* + * 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.host.embedded.impl; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.net.URL; +import java.util.ArrayList; +import java.util.Enumeration; +import java.util.HashSet; +import java.util.List; +import java.util.Set; + +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLOutputFactory; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.SCABindingFactory; +import org.apache.tuscany.sca.assembly.xml.ComponentTypeDocumentProcessor; +import org.apache.tuscany.sca.assembly.xml.ComponentTypeProcessor; +import org.apache.tuscany.sca.assembly.xml.CompositeDocumentProcessor; +import org.apache.tuscany.sca.assembly.xml.CompositeProcessor; +import org.apache.tuscany.sca.assembly.xml.ConstrainingTypeDocumentProcessor; +import org.apache.tuscany.sca.assembly.xml.ConstrainingTypeProcessor; +import org.apache.tuscany.sca.contribution.ContributionFactory; +import org.apache.tuscany.sca.contribution.impl.ContributionFactoryImpl; +import org.apache.tuscany.sca.contribution.processor.DefaultPackageProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.DefaultStAXArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.DefaultURLArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.ExtensiblePackageProcessor; +import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.ExtensibleURLArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.PackageProcessor; +import org.apache.tuscany.sca.contribution.processor.PackageProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.impl.FolderContributionProcessor; +import org.apache.tuscany.sca.contribution.processor.impl.JarContributionProcessor; +import org.apache.tuscany.sca.contribution.service.ContributionRepository; +import org.apache.tuscany.sca.contribution.service.ContributionService; +import org.apache.tuscany.sca.contribution.service.impl.ContributionRepositoryImpl; +import org.apache.tuscany.sca.contribution.service.impl.ContributionServiceImpl; +import org.apache.tuscany.sca.contribution.service.impl.PackageTypeDescriberImpl; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.invocation.ExtensibleWireProcessor; +import org.apache.tuscany.sca.core.invocation.JDKProxyService; +import org.apache.tuscany.sca.core.invocation.ProxyFactory; +import org.apache.tuscany.sca.core.runtime.ActivationException; +import org.apache.tuscany.sca.core.runtime.CompositeActivator; +import org.apache.tuscany.sca.core.runtime.CompositeActivatorImpl; +import org.apache.tuscany.sca.core.runtime.RuntimeSCABindingProviderFactory; +import org.apache.tuscany.sca.core.scope.CompositeScopeContainerFactory; +import org.apache.tuscany.sca.core.scope.RequestScopeContainerFactory; +import org.apache.tuscany.sca.core.scope.ScopeRegistryImpl; +import org.apache.tuscany.sca.core.scope.StatelessScopeContainerFactory; +import org.apache.tuscany.sca.core.work.Jsr237WorkScheduler; +import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper; +import org.apache.tuscany.sca.invocation.MessageFactory; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.provider.DefaultProviderFactoryExtensionPoint; +import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint; +import org.apache.tuscany.sca.runtime.DefaultWireProcessorExtensionPoint; +import org.apache.tuscany.sca.runtime.RuntimeWireProcessor; +import org.apache.tuscany.sca.runtime.RuntimeWireProcessorExtensionPoint; +import org.apache.tuscany.sca.scope.ScopeContainerFactory; +import org.apache.tuscany.sca.scope.ScopeRegistry; +import org.apache.tuscany.sca.work.WorkScheduler; + +import commonj.work.WorkManager; + +public class ReallySmallRuntimeBuilder { + + public static ProxyFactory createProxyFactory(ExtensionPointRegistry registry, InterfaceContractMapper mapper, MessageFactory messageFactory) { + + // Create a proxy factory + ProxyFactory proxyFactory = new JDKProxyService(messageFactory, mapper); + + // FIXME remove this + registry.addExtensionPoint(proxyFactory); + registry.addExtensionPoint(mapper); + + return proxyFactory; + } + + public static CompositeActivator createCompositeActivator(ExtensionPointRegistry registry, + AssemblyFactory assemblyFactory, + SCABindingFactory scaBindingFactory, + InterfaceContractMapper mapper, + ScopeRegistry scopeRegistry, + WorkManager workManager) { + + // Create a work scheduler + WorkScheduler workScheduler = new Jsr237WorkScheduler(workManager); + registry.addExtensionPoint(workScheduler); + + // Create a wire post processor extension point + RuntimeWireProcessorExtensionPoint wireProcessors = new DefaultWireProcessorExtensionPoint(); + registry.addExtensionPoint(wireProcessors); + RuntimeWireProcessor wireProcessor = new ExtensibleWireProcessor(wireProcessors); + + // Create a provider factory extension point + ProviderFactoryExtensionPoint providerFactories = new DefaultProviderFactoryExtensionPoint(); + registry.addExtensionPoint(providerFactories); + providerFactories.addProviderFactory(new RuntimeSCABindingProviderFactory()); + + // Create the composite activator + CompositeActivator compositeActivator = new CompositeActivatorImpl( + assemblyFactory, scaBindingFactory, + mapper, scopeRegistry, + workScheduler, wireProcessor, + providerFactories); + + return compositeActivator; + } + + /** + * Create the contribution service used by this domain. + * + * @throws ActivationException + */ + public static ContributionService createContributionService(ExtensionPointRegistry registry, + AssemblyFactory assemblyFactory, + PolicyFactory policyFactory, + InterfaceContractMapper mapper) + throws ActivationException { + + XMLInputFactory xmlFactory = XMLInputFactory.newInstance(); + + // Create STAX artifact processor extension point + DefaultStAXArtifactProcessorExtensionPoint staxProcessors = new DefaultStAXArtifactProcessorExtensionPoint(); + registry.addExtensionPoint(staxProcessors); + + // Create and register STAX processors for SCA assembly XML + ExtensibleStAXArtifactProcessor staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, xmlFactory, + XMLOutputFactory + .newInstance()); + staxProcessors.addArtifactProcessor(new CompositeProcessor(assemblyFactory, policyFactory, mapper, + staxProcessor)); + staxProcessors.addArtifactProcessor(new ComponentTypeProcessor(assemblyFactory, policyFactory, staxProcessor)); + staxProcessors + .addArtifactProcessor(new ConstrainingTypeProcessor(assemblyFactory, policyFactory, staxProcessor)); + + // Create URL artifact processor extension point + // FIXME use the interface instead of the class + DefaultURLArtifactProcessorExtensionPoint documentProcessors = new DefaultURLArtifactProcessorExtensionPoint(); + registry.addExtensionPoint(documentProcessors); + + // Create and register document processors for SCA assembly XML + XMLInputFactory inputFactory = XMLInputFactory.newInstance(); + documentProcessors.addArtifactProcessor(new CompositeDocumentProcessor(staxProcessor, inputFactory)); + documentProcessors.addArtifactProcessor(new ComponentTypeDocumentProcessor(staxProcessor, inputFactory)); + documentProcessors.addArtifactProcessor(new ConstrainingTypeDocumentProcessor(staxProcessor, inputFactory)); + + // Create contribution package processor extension point + PackageTypeDescriberImpl describer = new PackageTypeDescriberImpl(); + PackageProcessorExtensionPoint packageProcessors = new DefaultPackageProcessorExtensionPoint(); + PackageProcessor packageProcessor = new ExtensiblePackageProcessor(packageProcessors, describer); + registry.addExtensionPoint(packageProcessors); + + // Register base package processors + packageProcessors.addPackageProcessor(new JarContributionProcessor()); + packageProcessors.addPackageProcessor(new FolderContributionProcessor()); + + // Create a contribution repository + ContributionRepository repository; + try { + repository = new ContributionRepositoryImpl("target"); + } catch (IOException e) { + throw new ActivationException(e); + } + + ContributionFactory contributionFactory = new ContributionFactoryImpl(); + ExtensibleURLArtifactProcessor documentProcessor = new ExtensibleURLArtifactProcessor(documentProcessors); + ContributionService contributionService = new ContributionServiceImpl(repository, packageProcessor, + documentProcessor, assemblyFactory, + contributionFactory, xmlFactory); + return contributionService; + } + + public static ScopeRegistry createScopeRegistry(ExtensionPointRegistry registry) { + ScopeRegistry scopeRegistry = new ScopeRegistryImpl(); + ScopeContainerFactory[] factories = new ScopeContainerFactory[] {new CompositeScopeContainerFactory(), + new StatelessScopeContainerFactory(), + new RequestScopeContainerFactory(), + // new ConversationalScopeContainer(monitor), + // new HttpSessionScopeContainer(monitor) + }; + for (ScopeContainerFactory f : factories) { + scopeRegistry.register(f); + } + + registry.addExtensionPoint(scopeRegistry); + + return scopeRegistry; + } + + /** + * Read the service name from a configuration file + * + * @param classLoader + * @param name The name of the service class + * @return A class name which extends/implements the service class + * @throws IOException + */ + private static Set<String> getServiceClassNames(ClassLoader classLoader, String name) throws IOException { + Set<String> set = new HashSet<String>(); + Enumeration<URL> urls = classLoader.getResources("META-INF/services/" + name); + while (urls.hasMoreElements()) { + URL url = urls.nextElement(); + Set<String> service = getServiceClassNames(url); + if (service != null) { + set.addAll(service); + + } + } + return set; + } + + private static Set<String> getServiceClassNames(URL url) throws IOException { + Set<String> names = new HashSet<String>(); + 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)) { + names.add(line.trim()); + } + } + } finally { + if (reader != null) { + reader.close(); + } + + if (is != null){ + try { + is.close(); + } catch( IOException ioe) { + //ignore + } + } + } + return names; + } + + public static <T> List<T> getServices(final ClassLoader classLoader, Class<T> serviceClass) { + List<T> instances = new ArrayList<T>(); + try { + Set<String> services = getServiceClassNames(classLoader, serviceClass.getName()); + for (String className : services) { + Class cls = Class.forName(className, true, classLoader); + instances.add(serviceClass.cast(cls.newInstance())); + } + } catch (Exception e) { + throw new IllegalStateException(e); + } + return instances; + } + +} |