1 files changed, 87 insertions, 0 deletions
diff --git a/sandbox/amita/sca/modules/implementation-data-sdo/main/java/org/apache/tuscany/sca/implementation/sdo/provider/SDOInvoker.java b/sandbox/amita/sca/modules/implementation-data-sdo/main/java/org/apache/tuscany/sca/implementation/sdo/provider/SDOInvoker.java
new file mode 100644
index 0000000000..776541869c
--- /dev/null
+++ b/sandbox/amita/sca/modules/implementation-data-sdo/main/java/org/apache/tuscany/sca/implementation/sdo/provider/SDOInvoker.java
@@ -0,0 +1,87 @@
+/*
+ * 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.sdo.provider;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.tuscany.sca.data.engine.DataAccessEngine;
+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 commonj.sdo.DataObject;
+
+public class SDOInvoker implements Invoker {
+    private final Operation operation;
+    private final String table;
+    private final String key;
+    private final DataAccessEngine dataAccessEngine;
+    
+    public SDOInvoker(Operation operation, String table, String key, DataAccessEngine dataAccessEngine) {
+        this.operation = operation;
+        this.table = table;
+        this.key = key;
+        this.dataAccessEngine = dataAccessEngine;
+    }
+    
+    public Message invoke(Message msg) {
+        try {
+            Object[] args = msg.getBody();
+            Object resp = doTheWork(args);
+            msg.setBody(resp);
+        } catch (InvocationTargetException e) {
+            msg.setFaultBody(e.getCause());
+        }
+        return msg;
+    }
+
+    public Object doTheWork(Object[] args) throws InvocationTargetException {
+        if (operation.getName().equals("get")) {
+            ArrayList id = (ArrayList) args[0];
+            
+            //simple execute command by name
+            return this.dataAccessEngine.executeGet(id, table, key);
+        } else if (operation.getName().equals("getAll")) {          
+            return this.dataAccessEngine.executeGetAll(table, key);
+        } else if (operation.getName().equals("query")) {          
+        	String queryString = (String) args[0];
+            return this.dataAccessEngine.executeQuery(queryString, table, key);
+        } else if (operation.getName().equals("put")) {          
+        	ArrayList keys = (ArrayList) args[0];//TODO this will be ignored
+        	DataObject origDataObject = (DataObject)args[1];
+            this.dataAccessEngine.executePut(origDataObject);
+            return null;
+        } else if (operation.getName().equals("post")) {          
+        	DataObject origDataObject = (DataObject)args[0];
+            return this.dataAccessEngine.executePost(origDataObject, table, key);
+        } else if (operation.getName().equals("delete")) {          
+        	ArrayList keyVals = (ArrayList)args[0];
+            this.dataAccessEngine.executeDelete(keyVals, table, key);
+            return null;
+        }  else {
+            return null;
+        }
+    }
+}