1 files changed, 55 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/lock/CDOLockOwner.java b/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/lock/CDOLockOwner.java
new file mode 100644
index 0000000000..012fc15117
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/lock/CDOLockOwner.java
@@ -0,0 +1,55 @@
+/**
+ * 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:
+ *    Caspar De Groot - initial API and implementation
+ */
+package org.eclipse.emf.cdo.common.lock;
+
+/**
+ * A client-side representation of a view owning locks.
+ * <p>
+ * 
+ * @author Caspar De Groot
+ * @since 4.1
+ * @noextend This interface is not intended to be extended by clients.
+ * @noimplement This interface is not intended to be implemented by clients.
+ */
+public interface CDOLockOwner
+{
+  /**
+   * @return the ID identifying the session that owns the view
+   */
+  public int getSessionID();
+
+  /**
+   * @return the ID identifying the view within the session
+   */
+  public int getViewID();
+
+  /**
+   * A constant to represent on the client-side that a lock's owner cannot be represented as a viewID-sessionID pair.
+   */
+  public static final CDOLockOwner UNKNOWN = new CDOLockOwner()
+  {
+    public int getViewID()
+    {
+      return 0;
+    }
+
+    public int getSessionID()
+    {
+      return 0;
+    }
+
+    @Override
+    public String toString()
+    {
+      return CDOLockOwner.class.getSimpleName() + ".UNKNOWN";
+    }
+  };
+}