Add missing files for r681221

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@681232 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 191 insertions, 0 deletions

diff --git a/java/sca/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/impl/service/ComponentInvocationProxy.java b/java/sca/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/impl/service/ComponentInvocationProxy.java
new file mode 100644
index 0000000000..f8458bef15
--- /dev/null
+++ b/java/sca/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/impl/service/ComponentInvocationProxy.java
@@ -0,0 +1,149 @@
+/*
+ * 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.binding.corba.impl.service;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tuscany.sca.binding.corba.impl.exceptions.RequestConfigurationException;
+import org.apache.tuscany.sca.binding.corba.impl.types.TypeTree;
+import org.apache.tuscany.sca.binding.corba.impl.types.TypeTreeCreator;
+import org.apache.tuscany.sca.binding.corba.impl.util.OperationMapper;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.apache.tuscany.sca.runtime.RuntimeWire;
+
+/**
+ * Invocation proxy for SCA components
+ */
+public class ComponentInvocationProxy implements InvocationProxy {
+
+    private RuntimeWire wire;
+    private RuntimeComponentService service;
+    private Map<Method, Operation> methodOperationMapping;
+    private Map<String, Method> operationsMap;
+    private Map<Operation, OperationTypes> operationsCache = new HashMap<Operation, OperationTypes>();
+    private Class<?> javaClass;
+
+    public ComponentInvocationProxy(RuntimeComponentService service, RuntimeWire wire, Class<?> javaClass)
+        throws RequestConfigurationException {
+        this.wire = wire;
+        this.service = service;
+        this.javaClass = javaClass;
+        operationsMap = OperationMapper.mapOperationToMethod(javaClass);
+        createMethod2OperationMapping();
+        cacheOperationTypes(service.getInterfaceContract().getInterface().getOperations());
+    }
+
+    /**
+     * Maps Java methods to Tuscany operations
+     */
+    private void createMethod2OperationMapping() {
+        // for every operation find all methods with the same name, then
+        // compare operations and methods parameters
+        this.methodOperationMapping = new HashMap<Method, Operation>();
+        for (Operation operation : service.getInterfaceContract().getInterface().getOperations()) {
+            List<DataType> inputTypes = operation.getInputType().getLogical();
+            Method[] methods = javaClass.getMethods();
+            for (int i = 0; i < methods.length; i++) {
+                if (methods[i].getName().equals(operation.getName()) && inputTypes.size() == methods[i]
+                    .getParameterTypes().length) {
+                    Class<?>[] parameterTypes = methods[i].getParameterTypes();
+                    int j = 0;
+                    boolean parameterMatch = true;
+                    for (DataType dataType : inputTypes) {
+                        if (!dataType.getPhysical().equals(parameterTypes[j])) {
+                            parameterMatch = false;
+                            break;
+                        }
+                        j++;
+                    }
+                    if (parameterMatch) {
+                        // match found
+                        methodOperationMapping.put(methods[i], operation);
+                        break;
+                    }
+                }
+            }
+
+        }
+    }
+
+    /**
+     * Caches TypeTree for every operation in backed component
+     * 
+     * @param operations
+     * @throws RequestConfigurationException
+     */
+    private void cacheOperationTypes(List<Operation> operations) throws RequestConfigurationException {
+        for (Operation operation : operations) {
+            try {
+                OperationTypes operationTypes = new OperationTypes();
+                List<TypeTree> inputInstances = new ArrayList<TypeTree>();
+                // cache output type tree
+                if (operation.getOutputType() != null && operation.getOutputType().getPhysical() != null
+                    && !operation.getOutputType().getPhysical().equals(void.class)) {
+                    TypeTree outputType =
+                        TypeTreeCreator.createTypeTree(operation.getOutputType().getPhysical(), false);
+                    operationTypes.setOutputType(outputType);
+                }
+                // cache input types trees
+                if (operation.getInputType() != null) {
+                    for (DataType<List<DataType>> type : operation.getInputType().getLogical()) {
+                        Class<?> forClass = type.getPhysical();
+                        TypeTree inputType = TypeTreeCreator.createTypeTree(forClass, false);
+                        inputInstances.add(inputType);
+                    }
+
+                }
+                operationTypes.setInputType(inputInstances);
+                operationsCache.put(operation, operationTypes);
+            } catch (RequestConfigurationException e) {
+                throw e;
+            }
+        }
+    }
+
+    private Operation getOperation4Name(String operationName) {
+        Method method = operationsMap.get(operationName);
+        return methodOperationMapping.get(method);
+    }
+
+    public OperationTypes getOperationTypes(String operationName) {
+        return operationsCache.get(getOperation4Name(operationName));
+    }
+
+    public Object invoke(String operationName, List<Object> arguments) throws InvocationException {
+        Object result = null;
+        try {
+            result = wire.invoke(getOperation4Name(operationName), arguments.toArray());
+        } catch (InvocationTargetException e) {
+            InvocationException exception = new InvocationException(e.getCause());
+            throw exception;
+        }
+        return result;
+    }
+
+}
diff --git a/java/sca/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/impl/service/InvocationException.java b/java/sca/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/impl/service/InvocationException.java
new file mode 100644
index 0000000000..4dc09885ef
--- /dev/null
+++ b/java/sca/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/impl/service/InvocationException.java
@@ -0,0 +1,42 @@
+/*
+ * 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.binding.corba.impl.service;
+
+/**
+ * Wrapper for exception thrown during target invocation 
+ */
+public class InvocationException extends Exception {
+
+    private static final long serialVersionUID = 1L;
+    private Throwable targetException;
+
+    public InvocationException(Throwable targetException) {
+        this.targetException = targetException;
+    }
+    
+    public Throwable getTargetException() {
+        return targetException;
+    }
+
+    public void setTargetException(Throwable target) {
+        this.targetException = target;
+    }
+
+}