1 files changed, 69 insertions, 0 deletions
diff --git a/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/implementation/composite/AbstractCompositeBuilder.java b/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/implementation/composite/AbstractCompositeBuilder.java
new file mode 100644
index 0000000000..d12b407ea7
--- /dev/null
+++ b/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/implementation/composite/AbstractCompositeBuilder.java
@@ -0,0 +1,69 @@
+/*
+ * 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.core.implementation.composite;
+
+import org.apache.tuscany.spi.builder.BuilderException;
+import org.apache.tuscany.spi.builder.BuilderInstantiationException;
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.Reference;
+import org.apache.tuscany.spi.component.RegistrationException;
+import org.apache.tuscany.spi.component.Service;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.extension.ComponentBuilderExtension;
+import org.apache.tuscany.spi.model.ComponentDefinition;
+import org.apache.tuscany.spi.model.CompositeComponentType;
+import org.apache.tuscany.spi.model.Implementation;
+import org.apache.tuscany.spi.model.ReferenceDefinition;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+
+/**
+ * Abstract builder for composites
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class AbstractCompositeBuilder<T extends Implementation<CompositeComponentType>>
+    extends ComponentBuilderExtension<T> {
+
+    public Component build(
+        Component component,
+        CompositeComponentType<?, ?, ?> componentType,
+        DeploymentContext deploymentContext) throws BuilderException {
+        for (ComponentDefinition<? extends Implementation<?>> definition : componentType.getComponents().values()) {
+            builderRegistry.build(definition, deploymentContext);
+        }
+        for (ServiceDefinition definition : componentType.getServices().values()) {
+            try {
+                Service service = builderRegistry.build(definition, deploymentContext);
+                component.register(service);
+            } catch (RegistrationException e) {
+                throw new BuilderInstantiationException("Error registering service", e);
+            }
+        }
+        for (ReferenceDefinition definition : componentType.getReferences().values()) {
+            try {
+                Reference reference = builderRegistry.build(definition, deploymentContext);
+                component.register(reference);
+            } catch (RegistrationException e) {
+                throw new BuilderInstantiationException("Error registering reference", e);
+            }
+        }
+        return component;
+    }
+
+}