1 files changed, 109 insertions, 0 deletions
diff --git a/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/component/ComponentManagerImpl.java b/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/component/ComponentManagerImpl.java
new file mode 100644
index 0000000000..76958c88ff
--- /dev/null
+++ b/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/component/ComponentManagerImpl.java
@@ -0,0 +1,109 @@
+/*
+ * 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.component;
+
+import java.net.URI;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.apache.tuscany.spi.component.AtomicComponent;
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.ComponentManager;
+import org.apache.tuscany.spi.component.DuplicateNameException;
+import org.apache.tuscany.spi.component.RegistrationException;
+import org.apache.tuscany.spi.event.Event;
+import org.apache.tuscany.spi.model.ServiceContract;
+import org.apache.tuscany.spi.services.management.TuscanyManagementService;
+import org.apache.tuscany.spi.idl.java.JavaServiceContract;
+
+import org.apache.tuscany.core.resolver.AutowireResolver;
+
+/**
+ * Default implementation of the component manager
+ *
+ * @version $Rev$ $Date$
+ */
+public class ComponentManagerImpl implements ComponentManager {
+    private TuscanyManagementService managementService;
+    private AutowireResolver resolver;
+    private Map<URI, Component> components;
+
+    public ComponentManagerImpl() {
+        components = new ConcurrentHashMap<URI, Component>();
+    }
+
+    public ComponentManagerImpl(TuscanyManagementService managementService, AutowireResolver resolver) {
+        this();
+        this.managementService = managementService;
+        this.resolver = resolver;
+    }
+
+    public synchronized void register(Component component) throws RegistrationException {
+        URI uri = component.getUri();
+        assert uri != null;
+        assert !uri.toString().endsWith("/");
+        if (components.containsKey(uri)) {
+            throw new DuplicateNameException(uri.toString());
+        }
+        components.put(uri, component);
+
+        if (managementService != null && component instanceof AtomicComponent) {
+            // FIXME shouldn't it take the canonical name and also not distinguish atomic components?
+            managementService.registerComponent(component.getUri().toString(), component);
+        }
+    }
+
+    public <S, I extends S> void registerJavaObject(URI uri, JavaServiceContract<S> service, I instance)
+        throws RegistrationException {
+        SystemSingletonAtomicComponent<S, I> component =
+            new SystemSingletonAtomicComponent<S, I>(uri, service, instance);
+        register(component);
+        if (resolver != null) {
+            for (ServiceContract contract : component.getServiceContracts()) {
+                resolver.addHostUri(contract, uri);
+            }
+        }
+    }
+
+    public <S, I extends S> void registerJavaObject(URI uri, List<JavaServiceContract<?>> services, I instance)
+        throws RegistrationException {
+        SystemSingletonAtomicComponent<S, I> component =
+            new SystemSingletonAtomicComponent<S, I>(uri, services, instance);
+        register(component);
+        if (resolver != null) {
+            for (ServiceContract contract : component.getServiceContracts()) {
+                resolver.addHostUri(contract, uri);
+            }
+        }
+    }
+
+    public synchronized void unregister(Component component) throws RegistrationException {
+        URI uri = component.getUri();
+        components.remove(uri);
+    }
+
+    public Component getComponent(URI name) {
+        return components.get(name);
+    }
+
+    public void onEvent(Event event) {
+        throw new UnsupportedOperationException();
+    }
+}