1 files changed, 59 insertions, 0 deletions
diff --git a/sandbox/jboynes/sdoproxy/src/main/java/org/apache/tuscany/sdo/impl/SDOInstanceFactory.java b/sandbox/jboynes/sdoproxy/src/main/java/org/apache/tuscany/sdo/impl/SDOInstanceFactory.java
new file mode 100644
index 0000000000..be20e24502
--- /dev/null
+++ b/sandbox/jboynes/sdoproxy/src/main/java/org/apache/tuscany/sdo/impl/SDOInstanceFactory.java
@@ -0,0 +1,59 @@
+/**
+ *
+ *  Copyright 2005 BEA Systems Inc.
+ *  Copyright 2005 International Business Machines Corporation
+ *
+ *  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.sdo.impl;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+
+import org.osoa.sdo.Type;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class SDOInstanceFactory<T> implements InstanceFactory<T> {
+    private Class<T> implementationClass;
+    private Constructor<T> ctr;
+
+    public void setImplementationClass(Class<T> implementationClass) {
+        this.implementationClass = implementationClass;
+        try {
+            ctr = implementationClass.getConstructor(TypeImpl.class);
+        } catch (NoSuchMethodException e) {
+            throw new AssertionError();
+        }
+    }
+
+    public T newInstance(Type<T> type) {
+        try {
+            return ctr.newInstance(type);
+        } catch (InstantiationException e) {
+            throw (AssertionError) new AssertionError("Unable to instantiate " + implementationClass.getName()).initCause(e);
+        } catch (IllegalAccessException e) {
+            throw (AssertionError) new AssertionError("Unable to instantiate " + implementationClass.getName()).initCause(e);
+        } catch (InvocationTargetException e) {
+            Throwable t = e.getCause();
+            if (t instanceof RuntimeException) {
+                throw (RuntimeException) t;
+            } else if (t instanceof Error) {
+                throw (Error) t;
+            } else {
+                throw new AssertionError("SDO Implementation threw checked exception");
+            }
+        }
+    }
+}