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package org.cristalise.lookup.ldap;
import java.util.Iterator;
import org.cristalise.kernel.lookup.Path;
import org.cristalise.kernel.utils.Logger;
import com.novell.ldap.LDAPEntry;
import com.novell.ldap.LDAPException;
import com.novell.ldap.LDAPSearchResults;
/**************************************************************************
*
* $Revision: 1.6 $
* $Date: 2005/12/01 14:23:14 $
*
* Copyright (C) 2003 CERN - European Organization for Nuclear Research
* All rights reserved.
**************************************************************************/
public class LDAPPathSet implements Iterator<Path> {
LDAPSearchResults results;
LDAPEntry nextEntry;
LDAPLookup ldap;
public LDAPPathSet(LDAPLookup ldap) { // empty
this.ldap = ldap;
results = null;
}
public LDAPPathSet(LDAPSearchResults results, LDAPLookup ldap) {
this.ldap = ldap;
this.results = results;
}
@Override
public boolean hasNext() {
if (results == null) return false;
if (nextEntry != null) return true;
if (results.hasMore())
try {
nextEntry = results.next();
return true;
} catch (LDAPException ex) {
if (ex.getResultCode()!=32) {// no results
Logger.error(ex);
Logger.error("Error loading LDAP result set: "+ex.getMessage());
}
}
return false;
}
@Override
public Path next() {
if (results == null) return null;
try {
if (nextEntry == null)
nextEntry = results.next();
Path nextPath = ldap.nodeToPath(nextEntry);
nextEntry = null;
return nextPath;
} catch (Exception ex) {
Logger.error("Error loading next path");
Logger.error(ex);
nextEntry = null;
if (hasNext()) {
Logger.error("Skipping to next entry");
return next();
}
else
return null;
}
}
@Override
public void remove() {
// do nothing
}
}
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