1 files changed, 72 insertions, 0 deletions
diff --git a/org.eclipse.emf.cdo.server.db/src/org/eclipse/emf/cdo/server/internal/db/mapping/horizontal/BranchingFeatureMapTableMapping.java b/org.eclipse.emf.cdo.server.db/src/org/eclipse/emf/cdo/server/internal/db/mapping/horizontal/BranchingFeatureMapTableMapping.java
new file mode 100644
index 0000000000..056ccc3e8a
--- /dev/null
+++ b/org.eclipse.emf.cdo.server.db/src/org/eclipse/emf/cdo/server/internal/db/mapping/horizontal/BranchingFeatureMapTableMapping.java
@@ -0,0 +1,72 @@
+/**
+ * Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) and others. 
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *    Eike Stepper - initial API and implementation
+ *    Stefan Winkler - Bug 271444: [DB] Multiple refactorings bug 271444
+ *    Christopher Albert - Bug 254455: [DB] Support FeatureMaps bug 254455
+ *    Stefan Winkler - derived branch mapping from audit mapping  
+ */
+package org.eclipse.emf.cdo.server.internal.db.mapping.horizontal;
+
+import org.eclipse.emf.cdo.common.id.CDOID;
+import org.eclipse.emf.cdo.common.revision.CDORevision;
+import org.eclipse.emf.cdo.server.db.IDBStoreAccessor;
+import org.eclipse.emf.cdo.server.db.mapping.IMappingStrategy;
+import org.eclipse.emf.cdo.server.internal.db.CDODBSchema;
+
+import org.eclipse.net4j.db.DBType;
+
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
+
+/**
+ * This is a featuremap-table mapping for audit mode. It has ID and version columns and no delta support.
+ * 
+ * @author Eike Stepper
+ * @author Stefan Winkler
+ * @since 3.0
+ */
+public class BranchingFeatureMapTableMapping extends AbstractFeatureMapTableMapping
+{
+  private FieldInfo[] keyFields;
+
+  public BranchingFeatureMapTableMapping(IMappingStrategy mappingStrategy, EClass eClass, EStructuralFeature feature)
+  {
+    super(mappingStrategy, eClass, feature);
+  }
+
+  @Override
+  protected FieldInfo[] getKeyFields()
+  {
+    if (keyFields == null)
+    {
+      keyFields = new FieldInfo[] {
+          new FieldInfo(CDODBSchema.FEATUREMAP_REVISION_ID, getMappingStrategy().getStore().getIDHandler().getDBType()),
+          new FieldInfo(CDODBSchema.FEATUREMAP_BRANCH, DBType.INTEGER),
+          new FieldInfo(CDODBSchema.FEATUREMAP_VERSION, DBType.INTEGER) };
+    }
+
+    return keyFields;
+  }
+
+  @Override
+  protected void setKeyFields(PreparedStatement stmt, CDORevision revision) throws SQLException
+  {
+    getMappingStrategy().getStore().getIDHandler().setCDOID(stmt, 1, revision.getID());
+    stmt.setInt(2, revision.getBranch().getID());
+    stmt.setInt(3, revision.getVersion());
+  }
+
+  public void objectDetached(IDBStoreAccessor accessor, CDOID id, long revised)
+  {
+    // the audit list mapping does not care about revised references -> NOP
+  }
+}