From e5b7380c874745c989d1816b8f552504f038e1bc Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Thu, 26 Sep 2013 20:33:20 +0000
Subject: 2.0 branch for possible maintenance release

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1526672 13f79535-47bb-0310-9956-ffa450edef68
---
 .../resolver/DefaultImportAllModelResolver.java    | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 sca-java-2.x/branches/2.0/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultImportAllModelResolver.java

(limited to 'sca-java-2.x/branches/2.0/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultImportAllModelResolver.java')

diff --git a/sca-java-2.x/branches/2.0/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultImportAllModelResolver.java b/sca-java-2.x/branches/2.0/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultImportAllModelResolver.java
new file mode 100644
index 0000000000..7745253bba
--- /dev/null
+++ b/sca-java-2.x/branches/2.0/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultImportAllModelResolver.java
@@ -0,0 +1,81 @@
+/*
+ * 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.contribution.resolver;
+
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.Base;
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.Export;
+import org.apache.tuscany.sca.contribution.Import;
+import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
+
+/**
+ * A model resolver implementation that considers Exports in a list of contributions.
+ *
+ * @version $Rev$ $Date$
+ */
+public class DefaultImportAllModelResolver implements ModelResolver {
+    
+    private Import import_;
+    private List<Contribution> contributions;
+    
+    public DefaultImportAllModelResolver(Import import_, List<Contribution> contributions) {
+        this.import_ = import_;
+        this.contributions = contributions;
+    }
+
+    public void addModel(Object resolved, ProcessorContext context) {
+        throw new IllegalStateException();
+    }
+
+    public Object removeModel(Object resolved, ProcessorContext context) {
+        throw new IllegalStateException();
+    }
+
+    public <T> T resolveModel(Class<T> modelClass, T unresolved, ProcessorContext context) {
+        
+        //TODO optimize and cache results of the resolution later
+        
+        // Go over all available contributions
+        for (Contribution contribution : contributions) {
+            
+            // Go over all exports in the contribution
+            for (Export export : contribution.getExports()) {
+                
+                    // If the export matches the export, try to resolve the model object
+                    if (import_.match(export)) {
+                        Object resolved = export.getModelResolver().resolveModel(modelClass, unresolved, context);
+                        
+                        // Return the resolved model object
+                        if (resolved instanceof Base) {
+                            if (!((Base)resolved).isUnresolved()) {
+                                return modelClass.cast(resolved);
+                            }
+                        }
+                    }
+            }
+        }
+
+        // Model object was not resolved
+        return unresolved;
+    }
+
+}
-- 
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