From e5b7380c874745c989d1816b8f552504f038e1bc Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Thu, 26 Sep 2013 20:33:20 +0000
Subject: 2.0 branch for possible maintenance release

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1526672 13f79535-47bb-0310-9956-ffa450edef68
---
 .../tuscany/sca/databinding/WrapperHandler.java    | 79 ++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 sca-java-2.x/branches/2.0/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/WrapperHandler.java

(limited to 'sca-java-2.x/branches/2.0/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/WrapperHandler.java')

diff --git a/sca-java-2.x/branches/2.0/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/WrapperHandler.java b/sca-java-2.x/branches/2.0/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/WrapperHandler.java
new file mode 100644
index 0000000000..4d32b41d4c
--- /dev/null
+++ b/sca-java-2.x/branches/2.0/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/WrapperHandler.java
@@ -0,0 +1,79 @@
+/*
+ * 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.databinding;
+
+import java.util.List;
+
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+
+/**
+ * A contract for transformers to deal with wrapping/unwrapping for WSDL wrapper style operations
+ *
+ * @version $Rev$ $Date$
+ * @tuscany.spi.extension.inheritfrom
+ */
+public interface WrapperHandler<T> {
+    /**
+     * Create a wrapper element
+     * @param operation The operation
+     * @param input Is it for input or output
+     * @return An object representing the wrapper element
+     */
+    T create(Operation operation, boolean input);
+
+    /**
+     * Get the data type for the wrapper
+     * @param operation The operation
+     * @param input Is it for input or output?
+     * @return The data type of the wrapper, null if it's not a wrapper type
+     */
+    DataType getWrapperType(Operation operation, boolean input);
+
+    /**
+     * Check if the given data is an instance of the wrapper
+     * @param wrapper
+     * @param operation The operation
+     * @param input Input or output
+     * @return
+     */
+    boolean isInstance(Object wrapper, Operation operation, boolean input);
+
+    /**
+     * Populate the wrapper element with the child objects
+     * @param wrapper The wrapper object
+     * @param childObjects The child objects
+     * @param operation The operation
+     * @param input Is it for input or output
+     */
+    void setChildren(T wrapper,
+                            Object[] childObjects,
+                            Operation operation,
+                            boolean input);
+
+    /**
+     * Get a list of child elements from the wrapper
+     * @param wrapper The wrapper object
+     * @param operation The operation
+     * @param input Is it for input or output
+     * @return child elements under the wrapper
+     */
+    List getChildren(T wrapper, Operation operation, boolean input);
+}
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