1 files changed, 84 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.cdo.server/src/org/eclipse/emf/cdo/spi/server/LongIDStore.java b/plugins/org.eclipse.emf.cdo.server/src/org/eclipse/emf/cdo/spi/server/LongIDStore.java
new file mode 100644
index 0000000000..43ea404f99
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo.server/src/org/eclipse/emf/cdo/spi/server/LongIDStore.java
@@ -0,0 +1,84 @@
+/**
+ * Copyright (c) 2004 - 2009 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
+ */
+package org.eclipse.emf.cdo.spi.server;
+
+import org.eclipse.emf.cdo.common.id.CDOID;
+import org.eclipse.emf.cdo.common.id.CDOIDLibraryDescriptor;
+import org.eclipse.emf.cdo.common.id.CDOIDLibraryProvider;
+import org.eclipse.emf.cdo.common.id.CDOIDObjectFactory;
+import org.eclipse.emf.cdo.common.id.CDOIDUtil;
+import org.eclipse.emf.cdo.spi.common.id.CDOIDLongFactoryImpl;
+
+import org.eclipse.net4j.util.ReflectUtil.ExcludeFromDump;
+
+import java.util.Set;
+
+/**
+ * @author Eike Stepper
+ */
+public abstract class LongIDStore extends Store
+{
+  private static final CDOIDLongFactoryImpl CDOID_OBJECT_FACTORY = new CDOIDLongFactoryImpl();
+
+  @ExcludeFromDump
+  private transient long lastObjectID;
+
+  @ExcludeFromDump
+  private transient Object lastObjectIDLock = new Object();
+
+  /**
+   * @since 2.0
+   */
+  public LongIDStore(String type, Set<ChangeFormat> supportedChangeFormats,
+      Set<RevisionTemporality> supportedRevisionTemporalities, Set<RevisionParallelism> supportedRevisionParallelisms)
+  {
+    super(type, supportedChangeFormats, supportedRevisionTemporalities, supportedRevisionParallelisms);
+  }
+
+  public CDOIDObjectFactory getCDOIDObjectFactory()
+  {
+    return CDOID_OBJECT_FACTORY;
+  }
+
+  public CDOIDLibraryDescriptor getCDOIDLibraryDescriptor()
+  {
+    return CDOID_OBJECT_FACTORY.getLibraryHandler();
+  }
+
+  public CDOIDLibraryProvider getCDOIDLibraryProvider()
+  {
+    return CDOID_OBJECT_FACTORY.getLibraryHandler();
+  }
+
+  public long getLastObjectID()
+  {
+    synchronized (lastObjectIDLock)
+    {
+      return lastObjectID;
+    }
+  }
+
+  public void setLastObjectID(long lastObjectID)
+  {
+    synchronized (lastObjectIDLock)
+    {
+      this.lastObjectID = lastObjectID;
+    }
+  }
+
+  public CDOID getNextCDOID()
+  {
+    synchronized (lastObjectIDLock)
+    {
+      return CDOIDUtil.createLong(++lastObjectID);
+    }
+  }
+}