Update the memory-based backend to provide support for the subtree delete c...

neil_a_wilson

09.12.2006 d46e2b2fbdd0d17e04960543dc1b6ed026aafcd5

Update the memory-based backend to provide support for the subtree delete
control.

 opends/src/server/org/opends/server/backends/MemoryBackend.java

@@ -61,6 +61,7 @@
import static org.opends.server.loggers.Debug.*;
import static org.opends.server.messages.BackendMessages.*;
import static org.opends.server.messages.MessageHandler.*;
import static org.opends.server.util.ServerConstants.*;



@@ -177,6 +178,8 @@
    childDNs = new HashMap<DN,HashSet<DN>>();

    supportedControls = new HashSet<String>();
    supportedControls.add(OID_SUBTREE_DELETE_CONTROL);

    supportedFeatures = new HashSet<String>();

    for (DN dn : baseDNs)
@@ -337,15 +340,51 @@
    }


    // Make sure the entry doesn't have any children.  If it does, then throw an
    // exception.
    HashSet<DN> children = childDNs.get(entryDN);
    if ((children != null) && (! children.isEmpty()))
    // Check to see if the entry contains a subtree delete control.
    boolean subtreeDelete = false;
    if (deleteOperation != null)
    {
      int    msgID   = MSGID_MEMORYBACKEND_CANNOT_DELETE_ENTRY_WITH_CHILDREN;
      String message = getMessage(msgID, String.valueOf(entryDN));
      throw new DirectoryException(ResultCode.NOT_ALLOWED_ON_NONLEAF, message,
                                   msgID);
      for (Control c : deleteOperation.getRequestControls())
      {
        if (c.getOID().equals(OID_SUBTREE_DELETE_CONTROL))
        {
          subtreeDelete = true;
        }
      }
    }

    HashSet<DN> children = childDNs.get(entryDN);
    if (subtreeDelete)
    {
      if (children != null)
      {
        HashSet<DN> childrenCopy = new HashSet<DN>(children);
        for (DN childDN : childrenCopy)
        {
          try
          {
            deleteEntry(childDN, null);
          }
          catch (Exception e)
          {
            // This shouldn't happen, but we want the delete to continue anyway
            // so just ignore it if it does for some reason.
            assert debugException(CLASS_NAME, "deleteEntry", e);
          }
        }
      }
    }
    else
    {
      // Make sure the entry doesn't have any children.  If it does, then throw
      // an exception.
      if ((children != null) && (! children.isEmpty()))
      {
        int    msgID   = MSGID_MEMORYBACKEND_CANNOT_DELETE_ENTRY_WITH_CHILDREN;
        String message = getMessage(msgID, String.valueOf(entryDN));
        throw new DirectoryException(ResultCode.NOT_ALLOWED_ON_NONLEAF, message,
                                     msgID);
      }
    }