1 files changed, 42 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/invocation/Interceptor.java b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/invocation/Interceptor.java
new file mode 100644
index 0000000000..40137f9b10
--- /dev/null
+++ b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/invocation/Interceptor.java
@@ -0,0 +1,42 @@
+/**
+ *
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  Licensed 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.core.invocation;
+
+import org.apache.tuscany.core.message.Message;
+
+/**
+ * Synchronous, around-style mediation associated with a client- or target- side invocation.
+ * 
+ * @version $Rev$ $Date$
+ */
+public interface Interceptor {
+    
+    /**
+     * Process a synchronous invocation.
+     * 
+     * @param msg the request Message for the invocation
+     * @return the response Message from the invocation
+     */
+    Message invoke(Message msg);
+
+    /**
+     * Sets the next interceptor.
+     * 
+     * @param next
+     */
+    void setNext(Interceptor next);
+}