diff options
Diffstat (limited to 'sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/context/ScopeStrategy.java')
-rw-r--r-- | sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/context/ScopeStrategy.java | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/context/ScopeStrategy.java b/sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/context/ScopeStrategy.java new file mode 100644 index 0000000000..c01df8ff9e --- /dev/null +++ b/sca-java-1.x/tags/java-M1-final/java/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 org.apache.tuscany.model.assembly.Scope; + +import java.util.Map; + +/** + * 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> getScopeContexts(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); + +} |