1 files changed, 100 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/InterfaceContract.java b/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/InterfaceContract.java
new file mode 100644
index 0000000000..af8e8909a2
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/InterfaceContract.java
@@ -0,0 +1,100 @@
+/*
+ * 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.interfacedef;
+
+
+/**
+ * Interface contracts define one or more business functions. These business
+ * functions are provided by services and are used by references.
+ * 
+ * @version $Rev$ $Date$
+ * @tuscany.spi.extension.inheritfrom
+ */
+public interface InterfaceContract extends Cloneable {
+
+    /**
+     * Returns the interface definition representing the interface for
+     * invocations from the requestor to the provider.
+     * 
+     * @return the interface definition representing the interface for
+     *         invocations from the requestor to the provider
+     */
+    Interface getInterface();
+
+    /**
+     * Sets the interface definition representing the interface for invocations
+     * from the requestor to the provider.
+     * 
+     * @param callInterface the interface definition representing the interface
+     *            for invocations from the requestor to the provider
+     */
+    void setInterface(Interface callInterface);
+
+    /**
+     * Returns the interface definition representing the interface for
+     * invocations from the provider to the requestor.
+     * 
+     * @return the interface definition representing the interface for
+     *         invocations from the provider to the requestor.
+     */
+    Interface getCallbackInterface();
+
+    /**
+     * Sets the interface definition representing the interface for invocations
+     * from the provider to the requestor.
+     * 
+     * @param callbackInterface the interface definition representing the
+     *            interface for invocations from the provider to the requestor.
+     */
+    void setCallbackInterface(Interface callbackInterface);
+
+    // FIXME: We need a better way to do this
+    /**
+     * Convert an interface contract to a unidirectional interface contract
+     *  
+     * @param isCallback true for a callback interface contract, false for
+     *        a forward interface contract
+     * @return A unidirectional interface contract, cloned if necessary 
+     */
+    InterfaceContract makeUnidirectional(boolean isCallback);
+
+    /**
+     * Implementations must support cloning.
+     */
+    Object clone() throws CloneNotSupportedException;
+    
+    /**
+     * For matching purposes the Java interface contract is 
+     * turned into a WSDL contract in the cases where it needs to be matched
+     * against another WSDL contract
+     * 
+     * @return WSDL interface contract
+     */
+    InterfaceContract getNormalizedWSDLContract();
+    
+    /**
+     * For matching purposes the Java interface contract is 
+     * turned into a WSDL contract in the cases where it needs to be matched
+     * against another WSDL contract
+     * 
+     * @param wsdlInterfaceContract
+     */
+    void setNormalizedWSDLContract(InterfaceContract wsdlInterfaceContract);    
+
+}