svn commit: r368394 [2/2] - in /incubator/tuscany/contrib/java/trunk/runtime/core/src/main/java/org/apache/tuscany/core: binding/ injection/ monitor/ system/annotation/ system/assembly/pojo/ system/builder/ system/injection/

[jm...@apache.org]

Added: incubator/tuscany/contrib/java/trunk/runtime/core/src/main/java/org/apache/tuscany/core/system/injection/AutowireFactory.java
URL: http://svn.apache.org/viewcvs/incubator/tuscany/contrib/java/trunk/runtime/core/src/main/java/org/apache/tuscany/core/system/injection/AutowireFactory.java?rev=368394&view=auto
==============================================================================
--- incubator/tuscany/contrib/java/trunk/runtime/core/src/main/java/org/apache/tuscany/core/system/injection/AutowireFactory.java (added)
+++ incubator/tuscany/contrib/java/trunk/runtime/core/src/main/java/org/apache/tuscany/core/system/injection/AutowireFactory.java Thu Jan 12 08:00:12 2006
@@ -0,0 +1,57 @@
+/**
+ * 
+ * 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.system.injection;
+
+import org.apache.tuscany.core.context.AggregateContext;
+import org.apache.tuscany.core.context.AutowireContext;
+import org.apache.tuscany.core.injection.FactoryInitException;
+import org.apache.tuscany.core.injection.ObjectCreationException;
+import org.apache.tuscany.core.injection.ObjectFactory;
+
+/**
+ * Resolves an autowire for a wire target
+ * 
+ * @version $Rev$ $Date$
+ */
+public class AutowireFactory<T> implements ObjectFactory<T> {
+
+    private AutowireContext autoWireContext;
+
+    private Class implementationType;
+
+    // ----------------------------------
+    // Constructors
+    // ----------------------------------
+
+    public AutowireFactory(Class implementationType, AggregateContext autoWireContext) throws FactoryInitException {
+        assert (implementationType != null) : "Implementation type was null";
+        assert (autoWireContext != null) : "Autowire context was null";
+        this.implementationType = implementationType;
+        if (!(autoWireContext instanceof AutowireContext)) {
+            FactoryInitException e = new FactoryInitException("Parent context is not an instance of "
+                    + AutowireContext.class.getName());
+            e.setIdentifier(autoWireContext.getName());
+            throw e;
+        }
+        this.autoWireContext = (AutowireContext) autoWireContext;
+    }
+
+    // ----------------------------------
+    // Methods
+    // ----------------------------------
+
+    public T getInstance() throws ObjectCreationException {
+        return (T) autoWireContext.resolveInstance(implementationType);
+    }
+}