1 files changed, 43 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/context/ScopeStrategy.java b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/context/ScopeStrategy.java
new file mode 100644
index 0000000000..b648fc2dcc
--- /dev/null
+++ b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/context/ScopeStrategy.java
@@ -0,0 +1,43 @@
+/**
+ *
+ *  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.context;
+
+import java.util.Map;
+
+import org.apache.tuscany.model.assembly.Scope;
+
+/**
+ * Implementations provide scope container creation facilities and scope semantics to the runtime
+ * 
+ * @version $Rev$ $Date$
+ */
+public interface ScopeStrategy {
+
+    /* Denotes an undefined scope */
+    public static final int SCOPE_NOT_FOUND = -3;
+
+    /**
+     * Creates and returns new instances of configured scope containers
+     */
+    public Map<Scope, ScopeContext> createScopes(EventContext eventContext);
+
+    /**
+     * Determines whether a wire proceeds from a source of higher scope to a target of lesser scope
+     */
+    public boolean downScopeReference(Scope sourceScope, Scope targetScope);
+
+}