diff options
Diffstat (limited to 'tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation')
8 files changed, 0 insertions, 701 deletions
diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/ComponentTie.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/ComponentTie.java deleted file mode 100644 index b97c02d216..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/ComponentTie.java +++ /dev/null @@ -1,41 +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.implementation.spring.invocation; - -/** - * This is the Tuscany side tie for the corresponding Spring runtime side stub class. - * It enables the Tuscany code to invoke methods on a Spring context without - * needing to know about any Spring classes. See the ComponentStub class - * in the implementation-spring-runtime module for what the stub does. - */ -import org.apache.tuscany.sca.runtime.RuntimeComponent; - -public class ComponentTie { - - private RuntimeComponent component; - - public ComponentTie(RuntimeComponent component) { - this.component = component; - } - - public Object getService(Class<?> type, String name) { - return component.getComponentContext().getService(type, name); - } -} diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/PropertyValueTie.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/PropertyValueTie.java deleted file mode 100644 index 89d14961ac..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/PropertyValueTie.java +++ /dev/null @@ -1,53 +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.implementation.spring.invocation; - -import java.util.List; - -import org.apache.tuscany.sca.assembly.ComponentProperty; -import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory; -import org.apache.tuscany.sca.runtime.RuntimeComponent; - -/** - * This is the Tuscany side tie for the corresponding Spring runtime side stub class. - * It enables the Tuscany code to invoke methods on a Spring context without - * needing to know about any Spring classes. See the PropertyValueStub class - * in the implementation-spring-runtime module for what the stub does. - */ -public class PropertyValueTie { - - private RuntimeComponent component; - private JavaPropertyValueObjectFactory propertyFactory; - - public PropertyValueTie(RuntimeComponent component, JavaPropertyValueObjectFactory propertyFactory) { - this.component = component; - this.propertyFactory = propertyFactory; - } - - public Object getPropertyObj(Class<?> type, String name) { - List<ComponentProperty> props = component.getProperties(); - for (ComponentProperty prop : props) { - if (prop.getName().equals(name)) { - return propertyFactory.createValueFactory(prop, prop.getValue(), type).getInstance(); - } - } - return null; // property name not found - } -} diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringContextStub.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringContextStub.java deleted file mode 100644 index dcb9a53a33..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringContextStub.java +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.implementation.spring.invocation; - -import java.lang.reflect.Constructor; -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.util.List; - -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory; -import org.apache.tuscany.sca.implementation.spring.SpringImplementation; -import org.apache.tuscany.sca.runtime.RuntimeComponent; - -/** - * This is the Tuscany side stub for the corresponding runtime tie class. - * It enables the Tuscany code to invoke methods on a Spring context without - * needing to know about any Spring classes. See the SpringContextTie class - * in the implementation-spring-runtime module for what the tie does. - */ -public class SpringContextStub { - - private Object tie; - private Method startMethod; - private Method closeMethod; - private Method getBeanMethod; - - public SpringContextStub(RuntimeComponent component, - SpringImplementation implementation, - ProxyFactory proxyService, - JavaPropertyValueObjectFactory propertyValueObjectFactory) { - - initTie(component, implementation, propertyValueObjectFactory); - - } - - private void initTie(RuntimeComponent component, - SpringImplementation implementation, - JavaPropertyValueObjectFactory propertyValueObjectFactory) { - - // TODO: what class loader to use? - ClassLoader cl = Thread.currentThread().getContextClassLoader(); - - try { - - Class<?> stubClass = Class.forName("org.apache.tuscany.sca.implementation.spring.runtime.context.SpringImplementationStub", true, cl); - Constructor<?> stubConstructor = stubClass.getConstructor(new Class<?>[]{Object.class}); - Object stub = stubConstructor.newInstance(new SpringImplementationTie(implementation, component, propertyValueObjectFactory)); - - Class<?> tieClass = Class.forName("org.apache.tuscany.sca.implementation.spring.runtime.context.SpringContextTie", true, cl); - Constructor<?> tieConstructor = tieClass.getConstructor(new Class<?>[]{stubClass, List.class}); - this.tie = tieConstructor.newInstance(stub, implementation.getResource()); - - this.startMethod = tieClass.getMethod("start"); - this.closeMethod = tieClass.getMethod("close"); - this.getBeanMethod = tieClass.getMethod("getBean", String.class); - - } catch (ClassNotFoundException e) { - throw new RuntimeException(e); - } catch (SecurityException e) { - throw new RuntimeException(e); - } catch (NoSuchMethodException e) { - throw new RuntimeException(e); - } catch (IllegalArgumentException e) { - throw new RuntimeException(e); - } catch (InstantiationException e) { - throw new RuntimeException(e); - } catch (IllegalAccessException e) { - throw new RuntimeException(e); - } catch (InvocationTargetException e) { - e.printStackTrace(); - throw new RuntimeException(e); - } - } - - public void start() { - try { - startMethod.invoke(tie); - } catch (IllegalArgumentException e) { - throw new RuntimeException(e); - } catch (IllegalAccessException e) { - throw new RuntimeException(e); - } catch (InvocationTargetException e) { - e.printStackTrace(); - throw new RuntimeException(e); - } - } - - public void close() { - try { - closeMethod.invoke(tie); - } catch (IllegalArgumentException e) { - throw new RuntimeException(e); - } catch (IllegalAccessException e) { - throw new RuntimeException(e); - } catch (InvocationTargetException e) { - e.printStackTrace(); - throw new RuntimeException(e); - } - } - - public Object getBean(String id) throws SpringInvocationException { - try { - - return getBeanMethod.invoke(tie, id); - - } catch (IllegalArgumentException e) { - throw new RuntimeException(e); - } catch (IllegalAccessException e) { - throw new RuntimeException(e); - } catch (InvocationTargetException e) { - e.printStackTrace(); - throw new RuntimeException(e); - } - } - -}
\ No newline at end of file diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationProvider.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationProvider.java deleted file mode 100644 index 0ecd00d5a8..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationProvider.java +++ /dev/null @@ -1,85 +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.implementation.spring.invocation; - -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory; -import org.apache.tuscany.sca.implementation.spring.SpringImplementation; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.provider.ImplementationProvider; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; - -/** - * A provider class for runtime Spring implementation instances - * @version $Rev$ $Date$ - */ -public class SpringImplementationProvider implements ImplementationProvider { - private RuntimeComponent component; - - // A Spring application context object - private SpringContextStub springContext; - - private SpringImplementation implementation; - - private JavaPropertyValueObjectFactory propertyValueObjectFactory; - - /** - * Constructor for the provider - takes a component definition and a Spring implementation - * description - * @param component - the component in the assembly - * @param implementation - the implementation - */ - public SpringImplementationProvider(RuntimeComponent component, - SpringImplementation implementation, - ProxyFactory proxyService, - JavaPropertyValueObjectFactory propertyValueObjectFactory) { - super(); - this.implementation = implementation; - this.component = component; - this.propertyValueObjectFactory = propertyValueObjectFactory; - - springContext = new SpringContextStub(component, implementation, proxyService, propertyValueObjectFactory); - - } // end constructor - - public Invoker createInvoker(RuntimeComponentService service, Operation operation) { - return new SpringInvoker(component, springContext, service, operation); - } - - public boolean supportsOneWayInvocation() { - return false; - } - - /** - * Start this Spring implementation instance - */ - public void start() { - springContext.start(); - } - - /** - * Stop this implementation instance - */ - public void stop() { - springContext.close(); - } - -} // end class SpringImplementationProvider diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationProviderFactory.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationProviderFactory.java deleted file mode 100644 index 5dfdbffd84..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationProviderFactory.java +++ /dev/null @@ -1,77 +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.implementation.spring.invocation; - -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.invocation.ExtensibleProxyFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactoryExtensionPoint; -import org.apache.tuscany.sca.databinding.impl.MediatorImpl; -import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory; -import org.apache.tuscany.sca.implementation.spring.SpringImplementation; -import org.apache.tuscany.sca.provider.ImplementationProvider; -import org.apache.tuscany.sca.provider.ImplementationProviderFactory; -import org.apache.tuscany.sca.runtime.RuntimeComponent; - -/** - * ImplementationProviderFactory for Spring implementation type - * @version $Rev$ $Date$ - * - */ -public class SpringImplementationProviderFactory implements ImplementationProviderFactory<SpringImplementation> { - - private ProxyFactory proxyFactory; - private JavaPropertyValueObjectFactory propertyFactory; - - /** - * Simple constructor - * - */ - public SpringImplementationProviderFactory(ExtensionPointRegistry extensionPoints) { - super(); - - ProxyFactoryExtensionPoint proxyFactories = extensionPoints.getExtensionPoint(ProxyFactoryExtensionPoint.class); - proxyFactory = new ExtensibleProxyFactory(proxyFactories); - - // TODO: could the runtime have a default PropertyValueObjectFactory? - propertyFactory = new JavaPropertyValueObjectFactory(new MediatorImpl(extensionPoints)); - } - - /** - * Returns a SpringImplementationProvider for a given component and Spring implementation - * @param component the component for which implementation instances are required - * @param implementation the Spring implementation with details of the component - * implementation - * @return the SpringImplementationProvider for the specified component - */ - public ImplementationProvider createImplementationProvider(RuntimeComponent component, - SpringImplementation implementation) { - return new SpringImplementationProvider(component, - implementation, - proxyFactory, - propertyFactory); - } - - /** - * Returns the class of the Spring implementation - */ - public Class<SpringImplementation> getModelType() { - return SpringImplementation.class; - } -} // end class SpringImplementationProviderFactory diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationTie.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationTie.java deleted file mode 100644 index 6caa5207e4..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringImplementationTie.java +++ /dev/null @@ -1,147 +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.implementation.spring.invocation; - -import java.util.List; - -import org.apache.tuscany.sca.assembly.ComponentProperty; -import org.apache.tuscany.sca.assembly.Property; -import org.apache.tuscany.sca.assembly.Reference; -import org.apache.tuscany.sca.core.factory.ObjectFactory; -import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory; -import org.apache.tuscany.sca.implementation.spring.SpringImplementation; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.runtime.RuntimeComponent; - -/** - * This is the Tuscany side tie for the corresponding runtime stub class. - * It enables the Sping code in the runtime module to invoke methods on a - * Tuscany SpringImplementation without the Spring runtime module - * needing to know about any Tuscany classes. See the SpringImplementationStub class - * in the implementation-spring-runtime module for what the stub does. - */ -public class SpringImplementationTie { - - private SpringImplementation implementation; - private RuntimeComponent component; - private JavaPropertyValueObjectFactory propertyFactory; - - public SpringImplementationTie(SpringImplementation implementation, RuntimeComponent component, JavaPropertyValueObjectFactory propertyFactory) { - this.implementation = implementation; - this.component = component; - this.propertyFactory = propertyFactory; - } - - public String getURI() { - throw new IllegalStateException("Not yet impl"); - } - - public String getComponentName() { - return component.getName(); - } - /** - * Method to create a Java Bean for a Property value - * @param <B> the class type of the Bean - * @param requiredType - a Class object for the required type - * @param name - the Property name - * @return - a Bean of the specified property, with value set - */ - private <B> B getPropertyBean(Class<?> requiredType, String name) { - B propertyObject = null; - // Get the component's list of properties - List<ComponentProperty> props = component.getProperties(); - for (ComponentProperty prop : props) { - if (prop.getName().equals(name)) { - // On finding the property, create a factory for it and create a Bean using - // the factory - ObjectFactory<?> factory = propertyFactory.createValueFactory(prop, prop.getValue(), requiredType); - propertyObject = (B)factory.getInstance(); - } // end if - } // end for - - return propertyObject; - } - - /** - * Creates a proxy Bean for a reference - * @param <B> the Business interface type for the reference - * @param businessInterface - the business interface as a Class - * @param referenceName - the name of the Reference - * @return an Bean of the type defined by <B> - */ - private <B> B getService(Class<B> businessInterface, String referenceName) { - return component.getComponentContext().getService(businessInterface, referenceName); - } - - /** - * Get a Bean for a reference or for a property. - * - * @param name - the name of the Bean required - * @param requiredType - the required type of the Bean (either a Java class or a Java interface) - * @return Object - a Bean which matches the requested bean - */ - public Object getBean(String name, Class<?> requiredType) { - // The expectation is that the requested Bean is either a reference or a property - // from the Spring context - for (Reference reference : implementation.getReferences()) { - if (reference.getName().equals(name)) { - // Extract the Java interface for the reference (it can't be any other interface type - // for a Spring application context) - if (requiredType == null) { - JavaInterface javaInterface = (JavaInterface)reference.getInterfaceContract().getInterface(); - requiredType = javaInterface.getJavaClass(); - } - // Create and return the proxy for the reference - return getService(requiredType, reference.getName()); - } // end if - } // end for - - // For a property, get the name and the required Java type and create a Bean - // of that type with the value inserted. - for (Property property : implementation.getProperties()) { - if (property.getName().equals(name)) { - if (requiredType == null) { - // The following code only deals with a subset of types and was superceded - // by the information from the implementation (which uses Classes as found - // in the Spring implementation itself. - //requiredType = JavaXMLMapper.getJavaType( property.getXSDType() ); - requiredType = implementation.getPropertyClass(name); - } - return getPropertyBean(requiredType, property.getName()); - } // end if - } // end for - // TODO: NoSuchBeanException - throw new RuntimeException("Unable to find Bean with name " + name); - - } // end method getBean( String, Class ) - - public Object getComponentTie() { - return new ComponentTie(component); - } - - public Object getPropertyValueTie() { - return new PropertyValueTie(component, propertyFactory); - } - - public ClassLoader getClassLoader() { - return implementation.getClassLoader(); - } - -}
\ No newline at end of file diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringInvocationException.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringInvocationException.java deleted file mode 100644 index 6a23830aa9..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringInvocationException.java +++ /dev/null @@ -1,40 +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.implementation.spring.invocation; - -/** - * @version $Rev$ $Date$ - */ -public class SpringInvocationException extends Exception { - - private static final long serialVersionUID = -1157790036638157513L; - - public SpringInvocationException(String msg) { - super(msg); - } - - public SpringInvocationException(Throwable e) { - super(e); - } - - public SpringInvocationException(String msg,Throwable e) { - super(msg,e); - } - -} diff --git a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringInvoker.java b/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringInvoker.java deleted file mode 100644 index 1f9796ccc4..0000000000 --- a/tags/java/sca/2.0-M4-RC2/modules/implementation-spring/src/main/java/org/apache/tuscany/sca/implementation/spring/invocation/SpringInvoker.java +++ /dev/null @@ -1,124 +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.implementation.spring.invocation; - -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; - -import org.apache.tuscany.sca.implementation.spring.SpringBeanElement; -import org.apache.tuscany.sca.implementation.spring.SpringImplementation; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.impl.JavaInterfaceUtil; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; - -/** - * Initial implementation of a Spring bean invoker - * @version $Rev$ $Date$ - */ -public class SpringInvoker implements Invoker { - - private Method theMethod = null; - private Object bean; - private SpringBeanElement beanElement; - private boolean badInvoker = false; - - private SpringContextStub springContext; - private Operation operation; - - /** - * SpringInvoker constructor - * @param component - the Spring component to invoke - * @param service - the service to invoke - * @param operation - the operation to invoke - */ - public SpringInvoker(RuntimeComponent component, - SpringContextStub springContext, - RuntimeComponentService service, - Operation operation) { - - this.springContext = springContext; - this.operation = operation; - - // From the component and the service, identify the Spring Bean which is the target - SpringImplementation theImplementation = (SpringImplementation)component.getImplementation(); - beanElement = theImplementation.getBeanFromService(service.getService()); - - if (beanElement == null) { - badInvoker = true; - return; - } - - } // end constructor SpringInvoker - - // Lazy-load the method to avoid timing problems with the Spring Context - private void setupMethod() throws SpringInvocationException{ - try { - bean = springContext.getBean(beanElement.getId()); - Class<?> beanClass = bean.getClass(); - theMethod = JavaInterfaceUtil.findMethod(beanClass, operation); - //System.out.println("SpringInvoker - found method " + theMethod.getName() ); - } catch (NoSuchMethodException e) { - throw new SpringInvocationException(e); - } - } - - private Object doInvoke(Object payload) throws SpringInvocationException { - if (theMethod == null) - setupMethod(); - - if (badInvoker) - throw new SpringInvocationException("Spring invoker incorrectly configured"); - // Invoke the method on the Spring bean using the payload, returning the results - try { - Object ret; - - if (payload != null && !payload.getClass().isArray()) { - ret = theMethod.invoke(bean, payload); - } else { - ret = theMethod.invoke(bean, (Object[])payload); - } - return ret; - } catch (InvocationTargetException e) { - throw new SpringInvocationException("Spring invoker invoke method '"+ theMethod.getName()+"' error.",e.getCause()); - } catch (Exception e) { - throw new SpringInvocationException("Spring invoker invoke method '"+ theMethod.getName()+"' error.",e); - } - - } // end method doInvoke - - /** - * @param msg the message to invoke on the target bean - */ - public Message invoke(Message msg) { - try { - Object resp = doInvoke(msg.getBody()); - msg.setBody(resp); - } catch (SpringInvocationException e) { - msg.setFaultBody(e.getCause()); - }catch (Throwable e) { - msg.setFaultBody(e); - } - //System.out.println("Spring Invoker - invoke called"); - return msg; - } // end method invoke - -} // end class SpringInvoker |