1 files changed, 142 insertions, 138 deletions
diff --git a/plugins/org.eclipse.emf.cdo.server.ocl/src/org/eclipse/emf/cdo/server/ocl/CDOExtentMap.java b/plugins/org.eclipse.emf.cdo.server.ocl/src/org/eclipse/emf/cdo/server/ocl/CDOExtentMap.java
index c7c65e6706..2a44a3bee6 100644
--- a/plugins/org.eclipse.emf.cdo.server.ocl/src/org/eclipse/emf/cdo/server/ocl/CDOExtentMap.java
+++ b/plugins/org.eclipse.emf.cdo.server.ocl/src/org/eclipse/emf/cdo/server/ocl/CDOExtentMap.java
@@ -1,138 +1,142 @@
-/*
- * Copyright (c) 2004 - 2012 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.server.ocl;
-
-import org.eclipse.emf.ecore.EClass;
-import org.eclipse.emf.ecore.EObject;
-
-import java.util.Collection;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-/**
- * @author Eike Stepper
- */
-public class CDOExtentMap implements Map<EClass, Set<? extends EObject>>
-{
-  private final Map<EClass, Set<? extends EObject>> delegate = new java.util.HashMap<EClass, Set<? extends EObject>>();
-
-  private final OCLExtentCreator extentCreator;
-
-  private AtomicBoolean canceled = new AtomicBoolean(false);
-
-  public CDOExtentMap(OCLExtentCreator extentCreator)
-  {
-    this.extentCreator = extentCreator;
-  }
-
-  public void cancel()
-  {
-    canceled.set(true);
-  }
-
-  public Set<? extends EObject> get(Object key)
-  {
-    if (key instanceof EClass)
-    {
-      EClass cls = (EClass)key;
-
-      // TODO: Optimize by parsing ahead of time to find all EClasses that we will query
-      Set<? extends EObject> result = delegate.get(cls);
-      if (result == null)
-      {
-        result = extentCreator.createExtent(cls, canceled);
-        delegate.put(cls, result);
-      }
-
-      return result;
-    }
-
-    return null;
-  }
-
-  //
-  // Strictly delegating methods
-  //
-
-  public void clear()
-  {
-    delegate.clear();
-  }
-
-  public boolean containsKey(Object key)
-  {
-    return delegate.containsKey(key);
-  }
-
-  public boolean containsValue(Object value)
-  {
-    return delegate.containsValue(value);
-  }
-
-  public Set<Map.Entry<EClass, Set<? extends EObject>>> entrySet()
-  {
-    return delegate.entrySet();
-  }
-
-  @Override
-  public boolean equals(Object obj)
-  {
-    return delegate.equals(obj);
-  }
-
-  @Override
-  public int hashCode()
-  {
-    return delegate.hashCode();
-  }
-
-  public boolean isEmpty()
-  {
-    return delegate.isEmpty();
-  }
-
-  public Set<EClass> keySet()
-  {
-    return delegate.keySet();
-  }
-
-  public Set<? extends EObject> put(EClass key, Set<? extends EObject> value)
-  {
-    return delegate.put(key, value);
-  }
-
-  public void putAll(Map<? extends EClass, ? extends Set<? extends EObject>> t)
-  {
-    delegate.putAll(t);
-  }
-
-  public Set<? extends EObject> remove(Object key)
-  {
-    return delegate.remove(key);
-  }
-
-  public int size()
-  {
-    return delegate.size();
-  }
-
-  @Override
-  public String toString()
-  {
-    return delegate.toString();
-  }
-
-  public Collection<Set<? extends EObject>> values()
-  {
-    return delegate.values();
-  }
-}
+/*
+ * Copyright (c) 2004 - 2012 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.server.ocl;
+
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EObject;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+/**
+ * Maps {@link EClass classes} to their extents.
+ * <p>
+ * The {@link #get(Object) extent} of a {@link EClass class} X is the set of all {@link EObject objects} with <code>object.getEClass() == X</code>.
+ *
+ * @author Eike Stepper
+ */
+public class CDOExtentMap implements Map<EClass, Set<? extends EObject>>
+{
+  private final Map<EClass, Set<? extends EObject>> delegate = new java.util.HashMap<EClass, Set<? extends EObject>>();
+
+  private final OCLExtentCreator extentCreator;
+
+  private AtomicBoolean canceled = new AtomicBoolean(false);
+
+  public CDOExtentMap(OCLExtentCreator extentCreator)
+  {
+    this.extentCreator = extentCreator;
+  }
+
+  public void cancel()
+  {
+    canceled.set(true);
+  }
+
+  public Set<? extends EObject> get(Object key)
+  {
+    if (key instanceof EClass)
+    {
+      EClass cls = (EClass)key;
+
+      // TODO: Optimize by parsing ahead of time to find all EClasses that we will query
+      Set<? extends EObject> result = delegate.get(cls);
+      if (result == null)
+      {
+        result = extentCreator.createExtent(cls, canceled);
+        delegate.put(cls, result);
+      }
+
+      return result;
+    }
+
+    return null;
+  }
+
+  //
+  // Strictly delegating methods
+  //
+
+  public void clear()
+  {
+    delegate.clear();
+  }
+
+  public boolean containsKey(Object key)
+  {
+    return delegate.containsKey(key);
+  }
+
+  public boolean containsValue(Object value)
+  {
+    return delegate.containsValue(value);
+  }
+
+  public Set<Map.Entry<EClass, Set<? extends EObject>>> entrySet()
+  {
+    return delegate.entrySet();
+  }
+
+  @Override
+  public boolean equals(Object obj)
+  {
+    return delegate.equals(obj);
+  }
+
+  @Override
+  public int hashCode()
+  {
+    return delegate.hashCode();
+  }
+
+  public boolean isEmpty()
+  {
+    return delegate.isEmpty();
+  }
+
+  public Set<EClass> keySet()
+  {
+    return delegate.keySet();
+  }
+
+  public Set<? extends EObject> put(EClass key, Set<? extends EObject> value)
+  {
+    return delegate.put(key, value);
+  }
+
+  public void putAll(Map<? extends EClass, ? extends Set<? extends EObject>> t)
+  {
+    delegate.putAll(t);
+  }
+
+  public Set<? extends EObject> remove(Object key)
+  {
+    return delegate.remove(key);
+  }
+
+  public int size()
+  {
+    return delegate.size();
+  }
+
+  @Override
+  public String toString()
+  {
+    return delegate.toString();
+  }
+
+  public Collection<Set<? extends EObject>> values()
+  {
+    return delegate.values();
+  }
+}