1 files changed, 66 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/injection/ListMultiplicityObjectFactory.java b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/injection/ListMultiplicityObjectFactory.java
new file mode 100644
index 0000000000..a0af933c71
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/injection/ListMultiplicityObjectFactory.java
@@ -0,0 +1,66 @@
+/*
+ * 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.implementation.java.injection;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.SortedSet;
+import java.util.TreeSet;
+
+import org.apache.tuscany.sca.core.factory.ObjectCreationException;
+import org.apache.tuscany.sca.core.factory.ObjectFactory;
+
+/**
+ * Resolves targets configured in a multiplicity by delegating to object factories and returning an <code>List</code>
+ * containing object instances
+ *
+ * @version $Rev$ $Date$
+ */
+public class ListMultiplicityObjectFactory implements ObjectFactory<Collection<?>> {
+
+    private Collection<ObjectFactory<?>> factories;
+    private Class<?> collectionType;
+
+    public ListMultiplicityObjectFactory(List<ObjectFactory<?>> factories, Class<?> collectionType) {
+        assert factories != null : "Object factories were null";
+        this.factories = factories;
+        this.collectionType = collectionType;
+    }
+
+    public Collection<?> getInstance() throws ObjectCreationException {
+        Collection<Object> collection = null;
+        if (SortedSet.class.isAssignableFrom(collectionType)) {
+            collection = new TreeSet<Object>();
+        } else if (Set.class.isAssignableFrom(collectionType)) {
+            collection = new HashSet<Object>();
+        } else if (List.class.isAssignableFrom(collectionType)) {
+            collection = new ArrayList<Object>();
+        } else {
+            collection = new ArrayList<Object>();
+        }
+        for (ObjectFactory<?> factory : factories) {
+            collection.add(factory.getInstance());
+        }
+        return collection;
+    }
+
+}