[248017] Provide a CDOSession.setInitialReferenceChunkSize()

https://bugs.eclipse.org/bugs/show_bug.cgi?id=248017

3 files changed, 175 insertions, 0 deletions

diff --git a/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOListReferenceProxyImpl.java b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOListReferenceProxyImpl.java
new file mode 100644
index 0000000000..69d3a01343
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOListReferenceProxyImpl.java
@@ -0,0 +1,88 @@
+/***************************************************************************
+ * Copyright (c) 2004 - 2008 Eike Stepper, Germany.
+ * 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:
+ *    Simon McDuff - initial API and implementation
+ **************************************************************************/
+package org.eclipse.emf.internal.cdo.revision;
+
+import org.eclipse.emf.cdo.common.model.CDOType;
+import org.eclipse.emf.cdo.common.revision.CDOList;
+import org.eclipse.emf.cdo.common.revision.CDOListFactory;
+import org.eclipse.emf.cdo.internal.common.revision.CDOListImpl;
+import org.eclipse.emf.cdo.spi.common.InternalCDOList;
+import org.eclipse.emf.cdo.spi.common.InternalCDORevision;
+
+/**
+ * @author Simon McDuff
+ */
+public class CDOListReferenceProxyImpl extends CDOListImpl
+{
+
+  public static final CDOListFactory FACTORY = new CDOListFactory()
+  {
+    public CDOList createList(int initialCapacity, int size, int initialChunk)
+    {
+      return new CDOListReferenceProxyImpl(initialCapacity, size, initialChunk);
+    }
+  };
+
+  private static final long serialVersionUID = 1L;
+
+  public CDOListReferenceProxyImpl(int initialCapacity, int size, int initialChunk)
+  {
+    super(initialCapacity, initialChunk);
+    for (int j = initialChunk; j < size; j++)
+    {
+      this.add(new CDOReferenceProxyImpl(j));
+    }
+  }
+
+  @Override
+  public Object get(int index, boolean resolve)
+  {
+    if (resolve == true)
+    {
+      return get(index);
+    }
+
+    Object element = super.get(index);
+
+    return element instanceof CDOReferenceProxy ? InternalCDORevision.UNINITIALIZED : element;
+  }
+
+  @Override
+  protected void handleAdjustReference(int index, Object element)
+  {
+    if (element instanceof CDOReferenceProxy)
+    {
+      ((CDOReferenceProxyImpl)element).setIndex(index);
+    }
+  }
+
+  @Override
+  public InternalCDOList clone(CDOType type)
+  {
+    int size = size();
+    InternalCDOList list = new CDOListReferenceProxyImpl(size, 0, 0);
+    for (int j = 0; j < size; j++)
+    {
+      Object value = this.get(j);
+
+      if (value instanceof CDOReferenceProxy)
+      {
+        list.add(j, new CDOReferenceProxyImpl(((CDOReferenceProxy)value).getIndex()));
+      }
+      else
+      {
+        list.add(j, type.copyValue(value));
+      }
+    }
+
+    return list;
+  }
+}
diff --git a/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOReferenceProxy.java b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOReferenceProxy.java
new file mode 100644
index 0000000000..32492e81e7
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOReferenceProxy.java
@@ -0,0 +1,32 @@
+/***************************************************************************
+ * Copyright (c) 2004 - 2008 Eike Stepper, Germany.
+ * 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
+ *    Simon McDuff - maintenance
+ **************************************************************************/
+package org.eclipse.emf.internal.cdo.revision;
+
+import org.eclipse.emf.cdo.CDORevisionManager;
+import org.eclipse.emf.cdo.common.id.CDOID;
+import org.eclipse.emf.cdo.common.model.CDOFeature;
+import org.eclipse.emf.cdo.common.revision.CDORevision;
+
+/**
+ * @author Eike Stepper
+ * @noimplement This interface is not intended to be implemented by clients.
+ */
+public interface CDOReferenceProxy
+{
+  public int getIndex();
+
+  /**
+   * @since 2.0
+   */
+  public CDOID resolve(CDORevisionManager revisionManager, CDORevision revision, CDOFeature feature, int index);
+
+}
diff --git a/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOReferenceProxyImpl.java b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOReferenceProxyImpl.java
new file mode 100644
index 0000000000..80035b5313
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo/src/org/eclipse/emf/internal/cdo/revision/CDOReferenceProxyImpl.java
@@ -0,0 +1,55 @@
+/***************************************************************************
+ * Copyright (c) 2004 - 2008 Eike Stepper, Germany.
+ * 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
+ *    Simon McDuff - maintenance
+ **************************************************************************/
+package org.eclipse.emf.internal.cdo.revision;
+
+import org.eclipse.emf.cdo.CDORevisionManager;
+import org.eclipse.emf.cdo.common.id.CDOID;
+import org.eclipse.emf.cdo.common.model.CDOFeature;
+import org.eclipse.emf.cdo.common.revision.CDORevision;
+
+import org.eclipse.emf.internal.cdo.CDORevisionManagerImpl;
+
+import java.text.MessageFormat;
+
+/**
+ * @author Eike Stepper
+ */
+public final class CDOReferenceProxyImpl implements CDOReferenceProxy
+{
+  private int index;
+
+  public CDOReferenceProxyImpl(int index)
+  {
+    this.index = index;
+  }
+
+  public int getIndex()
+  {
+    return index;
+  }
+
+  public void setIndex(int index)
+  {
+    this.index = index;
+  }
+
+  public CDOID resolve(CDORevisionManager revisionManager, CDORevision revision, CDOFeature feature, int index)
+  {
+    return ((CDORevisionManagerImpl)revisionManager).resolveReferenceProxy(revision, feature, index, getIndex());
+  }
+
+  @Override
+  public String toString()
+  {
+    return MessageFormat.format("CDOReferenceProxy[{0}]", index);
+  }
+}