Author: meerajk
Date: Sun Nov  5 03:53:04 2006
New Revision: 471409

URL: http://svn.apache.org/viewvc?view=rev&rev=471409
Log:
Initial version.

Added:
    
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/DefaultPersistenceUnitBuilder.java
   (with props)
    
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitInfo.java
   (with props)
    
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitScanner.java
   (with props)

Added: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/DefaultPersistenceUnitBuilder.java
URL: 
http://svn.apache.org/viewvc/incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/DefaultPersistenceUnitBuilder.java?view=auto&rev=471409
==============================================================================
--- 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/DefaultPersistenceUnitBuilder.java
 (added)
+++ 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/DefaultPersistenceUnitBuilder.java
 Sun Nov  5 03:53:04 2006
@@ -0,0 +1,53 @@
+/*
+ * 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.service.persistence.common;
+
+import javax.persistence.EntityManagerFactory;
+
+/**
+ * Default implementation of the persistence unit builder.
+ *
+ */
+public class DefaultPersistenceUnitBuilder implements PersistenceUnitBuilder {
+
+    /** Persistence unit scanner */
+    private PersistenceUnitScanner scanner = new PersistenceUnitScanner();
+    
+    /**
+     * Builds the entity manager factory matching the unit name. All 
persistence.xml 
+     * files available for the specified classloader is scanned for the 
specified 
+     * persistence unit. The JPA provider API is used to create the entity 
manager 
+     * factory.
+     * 
+     * @param unitName Persistence unit name.
+     * @param classLoader Classloader.
+     * @return Entity manager factory.
+     */
+    public EntityManagerFactory newEntityManagerFactory(String unitName, 
ClassLoader classLoader) {
+        
+        PersistenceUnitInfo info = scanner.getPersistenceUnitInfo(unitName, 
classLoader);
+        if(info == null) {
+            throw new IllegalArgumentException("Persistence unit not found: " 
+ unitName);
+        }
+        
+        return null;
+        
+    }
+
+}

Propchange: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/DefaultPersistenceUnitBuilder.java
------------------------------------------------------------------------------
    svn:eol-style = native

Propchange: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/DefaultPersistenceUnitBuilder.java
------------------------------------------------------------------------------
    svn:keywords = Rev Date

Added: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitInfo.java
URL: 
http://svn.apache.org/viewvc/incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitInfo.java?view=auto&rev=471409
==============================================================================
--- 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitInfo.java
 (added)
+++ 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitInfo.java
 Sun Nov  5 03:53:04 2006
@@ -0,0 +1,27 @@
+/*
+ * 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.service.persistence.common;
+
+/**
+ * Encpasulates the information in the persistence.xml file.
+ *
+ */
+class PersistenceUnitInfo {
+
+}

Propchange: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitInfo.java
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    svn:eol-style = native

Propchange: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitInfo.java
------------------------------------------------------------------------------
    svn:keywords = Rev Date

Added: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitScanner.java
URL: 
http://svn.apache.org/viewvc/incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitScanner.java?view=auto&rev=471409
==============================================================================
--- 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitScanner.java
 (added)
+++ 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitScanner.java
 Sun Nov  5 03:53:04 2006
@@ -0,0 +1,40 @@
+/*
+ * 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.service.persistence.common;
+
+/**
+ * Scans the classloader for the specified persistence unit.
+ *
+ */
+class PersistenceUnitScanner {
+    
+    /**
+     * Scans the lassloader for the specified persistence unit and creates 
+     * an immutable representation of the information present in the matching 
+     * persistence.xml file.
+     * 
+     * @param unitName Persistence unit name.
+     * @param classLoader Classloader to scan.
+     * @return Persistence unit information.
+     */
+    PersistenceUnitInfo getPersistenceUnitInfo(String unitName, ClassLoader 
classLoader) {
+        return null;
+    }
+
+}

Propchange: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitScanner.java
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    svn:eol-style = native

Propchange: 
incubator/tuscany/java/sca/services/persistence/common/src/main/java/org/apache/tuscany/service/persistence/common/PersistenceUnitScanner.java
------------------------------------------------------------------------------
    svn:keywords = Rev Date



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