com.novell.ldap.client.IntermediateResponseFactory Maven / Gradle / Ivy
/* **************************************************************************
* $OpenLDAP$
*
* Copyright (C) 1999, 2000, 2001 Novell, 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 NOVELL, COULD SUBJECT
* THE PERPETRATOR TO CRIMINAL AND CIVIL LIABILITY.
******************************************************************************/
package com.novell.ldap.client;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import com.novell.ldap.LDAPException;
import com.novell.ldap.LDAPIntermediateResponse;
import com.novell.ldap.rfc2251.RfcLDAPMessage;
/**
*
* Takes an LDAPIntermediateResponse and returns an object
* (that implements the base class LDAPIntermediateResponse)
* based on the OID.
*
* You can then call methods defined in the child
* class to parse the contents of the response. The methods available
* depend on the child class. All child classes inherit from the
* LDAPIntermediateResponse.
*
*/
public class IntermediateResponseFactory {
/**
* Used to Convert an RfcLDAPMessage object to the appropriate
* LDAPIntermediateResponse object depending on the operation being performed.
*
* @param inResponse The LDAPIntermediateResponse object as returned by the
* extendedOperation method in the LDAPConnection object.
*
* @return An object of base class LDAPIntermediateResponse. The actual child
* class of this returned object depends on the operation being
* performed.
*
* @exception LDAPException A general exception which includes an error message
* and an LDAP error code.
*/
static public LDAPIntermediateResponse convertToIntermediateResponse(RfcLDAPMessage inResponse)
throws LDAPException {
LDAPIntermediateResponse tempResponse = new LDAPIntermediateResponse(inResponse);
// Get the oid stored in the Extended response
String inOID = tempResponse.getID();
RespExtensionSet regExtResponses =
LDAPIntermediateResponse.getRegisteredResponses();
try{
Class extRespClass = regExtResponses.findResponseExtension(inOID);
if ( extRespClass == null ){
return tempResponse;
}
if( Debug.LDAP_DEBUG) {
Debug.trace( Debug.messages,
"For oid " + inOID + ", found class " + extRespClass.toString());
}
Class[] argsClass = { RfcLDAPMessage.class };
Object[] args = { inResponse };
Exception ex;
try{
Constructor extConstructor =
extRespClass.getConstructor(argsClass);
try{
Object resp = null;
resp = extConstructor.newInstance(args);
return (LDAPIntermediateResponse) resp;
}catch(InstantiationException e) {
// Could not create the ResponseControl object
// All possible exceptions are ignored. We fall through
// and create a default LDAPControl object
ex = e;
} catch (IllegalAccessException e) {
ex = e;
} catch (InvocationTargetException e) {
ex = e;
}
} catch (NoSuchMethodException e) {
// bad class was specified, fall through and return a
// default LDAPIntermediateResponse object
ex = e;
}
if( Debug.LDAP_DEBUG) {
Debug.trace( Debug.messages,
"Unable to create new instance of child LDAPIntermediateResponse");
Debug.trace( Debug.messages,
ex.toString());
}
} catch (NoSuchFieldException e) {
// No match with the OID
// Do nothing. Fall through and construct a default LDAPControl object.
if( Debug.LDAP_DEBUG) {
Debug.trace( Debug.messages,
"Oid " + inOID + " not registered");
}
}
// If we get here we did not have a registered extendedresponse
// for this oid. Return a default LDAPIntermediateResponse object.
return tempResponse;
}
}