1 files changed, 129 insertions, 0 deletions
diff --git a/tags/java/sca/2.0-M4-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/impl/TransformationContextImpl.java b/tags/java/sca/2.0-M4-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/impl/TransformationContextImpl.java
new file mode 100644
index 0000000000..a5b8e0a0bd
--- /dev/null
+++ b/tags/java/sca/2.0-M4-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/impl/TransformationContextImpl.java
@@ -0,0 +1,129 @@
+/*
+ * 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.impl;
+
+import java.lang.ref.WeakReference;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+
+public class TransformationContextImpl implements TransformationContext {
+    private static final String SOURCE_OPERATION = "source.operation";
+
+    private static final String TARGET_OPERATION = "target.operation";
+
+    private DataType sourceDataType;
+
+    private DataType targetDataType;
+
+    private final Map<String, Object> metadata = new HashMap<String, Object>();
+
+    private WeakReference<ClassLoader> classLoaderRef;
+
+    public TransformationContextImpl() {
+        super();
+        // This is used only for testing
+        setClassLoader(Thread.currentThread().getContextClassLoader());
+    }
+
+    public TransformationContextImpl(DataType sourceDataType,
+                                     DataType targetDataType,
+                                     ClassLoader classLoader,
+                                     Map<String, Object> metadata) {
+        super();
+        this.sourceDataType = sourceDataType;
+        this.targetDataType = targetDataType;
+        setClassLoader(classLoader);
+        if (metadata != null) {
+            this.metadata.putAll(metadata);
+        }
+    }
+
+    public TransformationContextImpl(DataType sourceDataType,
+                                     DataType targetDataType,
+                                     Map<String, Object> metadata) {
+        super();
+        this.sourceDataType = sourceDataType;
+        this.targetDataType = targetDataType;
+        setClassLoader(Thread.currentThread().getContextClassLoader());
+        if (metadata != null) {
+            this.metadata.putAll(metadata);
+        }
+    }
+
+    public DataType getSourceDataType() {
+        return sourceDataType;
+    }
+
+    public DataType getTargetDataType() {
+        return targetDataType;
+    }
+
+    public void setSourceDataType(DataType sourceDataType) {
+        this.sourceDataType = sourceDataType;
+    }
+
+    public void setTargetDataType(DataType targetDataType) {
+        this.targetDataType = targetDataType;
+    }
+
+    public final void setClassLoader(ClassLoader classLoader) {
+        this.classLoaderRef = new WeakReference<ClassLoader>(classLoader);
+    }
+
+    public ClassLoader getClassLoader() {
+        return classLoaderRef.get();
+    }
+
+    public Map<String, Object> getMetadata() {
+        return metadata;
+    }
+
+    /**
+     * @return the sourceOperation
+     */
+    public Operation getSourceOperation() {
+        return (Operation) metadata.get(SOURCE_OPERATION);
+    }
+
+    /**
+     * @param sourceOperation the sourceOperation to set
+     */
+    public void setSourceOperation(Operation sourceOperation) {
+        this.metadata.put(SOURCE_OPERATION, sourceOperation);
+    }
+
+    /**
+     * @return the targetOperation
+     */
+    public Operation getTargetOperation() {
+        return (Operation) metadata.get(TARGET_OPERATION);
+    }
+
+    /**
+     * @param targetOperation the targetOperation to set
+     */
+    public void setTargetOperation(Operation targetOperation) {
+        this.metadata.put(TARGET_OPERATION, targetOperation);
+    }
+
+}