com.novell.ldap.DSMLSearchResults Maven / Gradle / Ivy
/* **************************************************************************
*
* Copyright (C) 2004 Octet String, Inc. All Rights Reserved.
*
* THIS WORK IS SUBJECT TO U.S. AND INTERNATIONAL COPYRIGHT LAWS AND
* TREATIES. USE, MODIFICATION, AND REDISTRIBUTION OF THIS WORK IS SUBJECT
* TO VERSION 2.0.1 OF THE OPENLDAP PUBLIC LICENSE, A COPY OF WHICH IS
* AVAILABLE AT HTTP://WWW.OPENLDAP.ORG/LICENSE.HTML OR IN THE FILE "LICENSE"
* IN THE TOP-LEVEL DIRECTORY OF THE DISTRIBUTION. ANY USE OR EXPLOITATION
* OF THIS WORK OTHER THAN AS AUTHORIZED IN VERSION 2.0.1 OF THE OPENLDAP
* PUBLIC LICENSE, OR OTHER PRIOR WRITTEN CONSENT FROM OCTET STRING, INC.,
* COULD SUBJECT THE PERPETRATOR TO CRIMINAL AND CIVIL LIABILITY.
******************************************************************************/
package com.novell.ldap;
import java.io.IOException;
import com.novell.ldap.util.LDAPReader;
/**
* @author Marc Boorshtein
*
* Used as a drop-in replacement for LDAPSerchResults
*/
public class DSMLSearchResults extends LDAPSearchResults {
/** The returned controls */
LDAPControl[] controls;
/** The response pointer */
int msgRespPtr;
/** The Reader */
private LDAPReader reader;
/** The last read message */
LDAPMessage lastread;
/** Are there no results? */
boolean empty;
/** Have any results been read? */
boolean wasRead;
public DSMLSearchResults(LDAPReader reader) {
this.reader = reader;
this.empty = false;
this.wasRead = true;
}
public DSMLSearchResults() {
this.empty = true;
this.wasRead = true;
}
/* (non-Javadoc)
* @see com.novell.ldap.LDAPSearchResults#abandon()
*/
void abandon() {
}
/* (non-Javadoc)
* @see com.novell.ldap.LDAPSearchResults#getCount()
*/
public int getCount() {
return 0;
}
/* (non-Javadoc)
* @see com.novell.ldap.LDAPSearchResults#getResponseControls()
*/
public LDAPControl[] getResponseControls() {
return controls;
}
/* (non-Javadoc)
* @see com.novell.ldap.LDAPSearchResults#hasMore()
*/
public boolean hasMore() {
if (empty) return true;
if (! wasRead) return (this.lastread != null);
this.wasRead = false;
try {
this.lastread = this.reader.readMessage();
if (lastread instanceof LDAPResponse) {
if (lastread.getType() == LDAPMessage.SEARCH_RESULT) {
lastread = this.reader.readMessage();
if (lastread instanceof LDAPResponse) {
this.lastread = null;
return false;
} else {
return this.lastread != null;
}
} else {
this.lastread = null;
return false;
}
} else {
return this.lastread != null;
}
} catch (LDAPException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return false;
}
/* (non-Javadoc)
* @see com.novell.ldap.LDAPSearchResults#next()
*/
public LDAPEntry next() throws LDAPException {
if (empty) return null;
this.wasRead = true;
if (this.lastread != null) {
if (lastread instanceof LDAPSearchResultReference) {
LDAPReferralException ref = new LDAPReferralException("Referral",LDAPException.REFERRAL,"Referral encountered ");
ref.setReferrals(((LDAPSearchResultReference) lastread).getReferrals());
throw ref;
}
return ((LDAPSearchResult) this.lastread).getEntry();
} else {
return null;
}
}
}