Merge branch 'ac2' of ssh://gimli2/srv/cadc/git/wopencadc into ac2

import ca.nrc.cadc.profiler.Profiler;

import com.unboundid.ldap.sdk.FewestConnectionsServerSet;

import com.unboundid.ldap.sdk.Filter;

import com.unboundid.ldap.sdk.LDAPConnection;

import com.unboundid.ldap.sdk.LDAPConnectionOptions;

import com.unboundid.ldap.sdk.LDAPConnectionPool;

import com.unboundid.ldap.sdk.LDAPException;

import com.unboundid.ldap.sdk.RoundRobinServerSet;

import com.unboundid.ldap.sdk.SearchRequest;

import com.unboundid.ldap.sdk.SearchScope;

import com.unboundid.ldap.sdk.ServerSet;

import com.unboundid.ldap.sdk.SimpleBindRequest;

            synchronized (poolMonitor)

            {

                conn = pool.getConnection();

                profiler.checkpoint("pool.getConnection");

                // BM: This query to the base dn (starting at dc=) has the

                // effect of clearing any proxied authorization state associated

                // with the receiving ldap server connection.  Without this in

                // place, proxied authorization information is sometimes ignored.

                logger.debug("Testing connection");

                int dcIndex = currentConfig.getGroupsDN().indexOf("dc=");

                String dcDN = currentConfig.getGroupsDN().substring(dcIndex);

                Filter filter = Filter.createEqualityFilter("dc", "*");

                SearchRequest searchRequest = new SearchRequest(dcDN, SearchScope.BASE, filter, new String[] {"entrydn"});

                conn.search(searchRequest);

                profiler.checkpoint("pool.initConnection");

            }

            logger.debug(poolName + " pool statistics after borrow:\n" + pool.getConnectionPoolStatistics());

            profiler.checkpoint("get " + poolName + " only connection");