(CR-4811) Converted opendj3 code to use SearchRequest like API

Jean-Noel Rouvignac

14.44.2014 ea900ba71bf5eb5e4126583e1852c6982f9ce5a7

 opendj3-server-dev/src/server/org/opends/server/replication/plugin/PersistentServerState.java

@@ -36,6 +36,8 @@
import org.opends.server.core.DirectoryServer;
import org.opends.server.core.ModifyOperationBasis;
import org.opends.server.protocols.internal.InternalSearchOperation;
import org.opends.server.protocols.internal.SearchRequest;
import static org.opends.server.protocols.internal.Requests.*;
import org.opends.server.protocols.ldap.LDAPAttribute;
import org.opends.server.protocols.ldap.LDAPModification;
import org.opends.server.replication.common.CSN;
@@ -158,15 +160,13 @@
  {
    try
    {
      SearchFilter filter =
          SearchFilter.createFilterFromString("objectclass=*");
      final SearchRequest request =
          newSearchRequest(baseDN, SearchScope.BASE_OBJECT, "objectclass=*").addAttribute(REPLICATION_STATE);
      /*
       * Search the database entry that is used to periodically
       * save the ServerState
       */
      final InternalSearchOperation search = getRootConnection().processSearch(
          baseDN, SearchScope.BASE_OBJECT, DereferenceAliasesPolicy.NEVER,
          0, 0, false, filter, Collections.singleton(REPLICATION_STATE));
      final InternalSearchOperation search = getRootConnection().processSearch(request);
      final ResultCode resultCode = search.getResultCode();
      if (resultCode != ResultCode.SUCCESS
          && resultCode != ResultCode.NO_SUCH_OBJECT)
@@ -194,15 +194,11 @@
  {
    try
    {
      SearchFilter filter = SearchFilter.createFilterFromString(
          "(&(objectclass=ds-cfg-replication-domain)"
          + "(ds-cfg-base-dn=" + baseDN + "))");

      final InternalSearchOperation op = getRootConnection().processSearch(
          DN.valueOf("cn=config"),
          SearchScope.SUBORDINATES,
          DereferenceAliasesPolicy.NEVER,
          1, 0, false, filter, Collections.singleton(REPLICATION_STATE));
      String filter = "(&(objectclass=ds-cfg-replication-domain)" + "(ds-cfg-base-dn=" + baseDN + "))";
      final SearchRequest request = newSearchRequest("cn=config", SearchScope.SUBORDINATES, filter)
          .setSizeLimit(1)
          .addAttribute(REPLICATION_STATE);
      final InternalSearchOperation op = getRootConnection().processSearch(request);
      return getFirstResult(op);
    }
    catch (DirectoryException e)