From 5963a2d3d6860fe57afc138f095bf2d2eb5a7b80 Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Mon, 7 Oct 2013 22:23:21 +0000
Subject: Official Tuscany 2.0.1 Release

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1530096 13f79535-47bb-0310-9956-ffa450edef68
---
 .../python/provider/PythonInvoker.java             | 59 ++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 sca-java-2.x/tags/2.0.1/modules/implementation-python-runtime/src/main/java/org/apache/tuscany/sca/implementation/python/provider/PythonInvoker.java

(limited to 'sca-java-2.x/tags/2.0.1/modules/implementation-python-runtime/src/main/java/org/apache/tuscany/sca/implementation/python/provider/PythonInvoker.java')

diff --git a/sca-java-2.x/tags/2.0.1/modules/implementation-python-runtime/src/main/java/org/apache/tuscany/sca/implementation/python/provider/PythonInvoker.java b/sca-java-2.x/tags/2.0.1/modules/implementation-python-runtime/src/main/java/org/apache/tuscany/sca/implementation/python/provider/PythonInvoker.java
new file mode 100644
index 0000000000..a49e5e3296
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1/modules/implementation-python-runtime/src/main/java/org/apache/tuscany/sca/implementation/python/provider/PythonInvoker.java
@@ -0,0 +1,59 @@
+/*
+ * 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.python.provider;
+
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.python.core.PyObject;
+import org.python.core.PyString;
+import org.python.util.PythonInterpreter;
+
+/**
+ * An invoker for Python components.
+ * 
+ * @version $Rev$ $Date$
+ */
+class PythonInvoker implements Invoker {
+    final PythonInterpreter python;
+    final PyObject callable;
+    final Operation operation;
+
+    PythonInvoker(final PythonInterpreter py, final PyObject c, final Operation op) {
+        python = py;
+        callable = c;
+        operation = op;
+    }
+
+    String apply(final String req) {
+        PyObject r = callable.__call__(new PyString(req));
+        return r.toString();
+    }
+
+    public Message invoke(final Message msg) {
+        try {
+            msg.setBody(apply((String)((Object[])msg.getBody())[0]));
+        } catch(Exception e) {
+            e.printStackTrace();
+            msg.setFaultBody(e.getCause());
+        }
+        return msg;
+    }
+}
-- 
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