1 files changed, 98 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java
new file mode 100644
index 0000000000..42cac191aa
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java
@@ -0,0 +1,98 @@
+/*
+ * 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.hazelcast;
+
+import java.io.IOException;
+import java.io.Serializable;
+import java.lang.reflect.InvocationTargetException;
+import java.util.concurrent.Callable;
+
+import org.apache.tuscany.sca.common.xml.dom.DOMHelper;
+import org.apache.tuscany.sca.interfacedef.Interface;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.FaultException;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.oasisopen.sca.NoSuchServiceException;
+import org.oasisopen.sca.ServiceRuntimeException;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.xml.sax.SAXException;
+
+public class ServiceInvoker implements Callable<String>, Serializable {
+    private static final long serialVersionUID = 1L;
+
+    // all fields MUST be Serializable
+    private String serviceURI;
+    private String operationName;
+    private String requestXML;
+
+    public ServiceInvoker(String serviceURI, String operationName, String msgXML) {
+        this.serviceURI = serviceURI;
+        this.operationName = operationName;
+        this.requestXML = msgXML;
+    }
+
+    public String call() throws Exception {
+        RuntimeEndpoint endpoint = EndpointStash.getEndpoint(serviceURI);
+        if (endpoint == null) {
+            throw new NoSuchServiceException(serviceURI);
+        }
+        Operation operation = getRequestOperation(endpoint);
+        DOMHelper domHelper = DOMHelper.getInstance(endpoint.getCompositeContext().getExtensionPointRegistry());
+        Object[] args = getRequestArgs(domHelper);
+        String responseXML;
+        try {
+            Object response = endpoint.invoke(operation, args);
+            responseXML = getResponseXML(domHelper, response);
+        } catch (Exception e) {
+           if (e instanceof InvocationTargetException && ((InvocationTargetException)e).getTargetException() instanceof FaultException) {
+               responseXML = "DECLAREDEXCEPTION:" + getResponseXML(domHelper, ((FaultException)((InvocationTargetException)e).getTargetException()).getFaultInfo());
+           } else {
+               responseXML = "EXCEPTION: " + e.getClass() + ":" + e.getMessage();
+           }
+        }
+        return responseXML;
+    }
+
+    private Operation getRequestOperation(RuntimeEndpoint endpoint) {
+        InterfaceContract ic = endpoint.getBindingInterfaceContract();
+        Interface iface = ic.getInterface();
+        for (Operation op : iface.getOperations()) {
+            if (op.getName().equals(operationName)) {
+                return op;
+            }
+
+        }
+        // TODO: return err msg
+        throw new ServiceRuntimeException("operation not found " + operationName);
+    }
+
+    private Object[] getRequestArgs(DOMHelper domHelper) throws IOException, SAXException {
+        Document requestDOM = domHelper.load(requestXML);
+        return new Object[] {requestDOM};
+    }
+
+    private String getResponseXML(DOMHelper domHelper, Object response) {
+        String responseXML = domHelper.saveAsString((Node)response);
+        return responseXML;
+    }
+
+}