/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.shared.kerberos.codec.krbError;
import org.apache.directory.shared.asn1.actions.CheckNotNullLength;
import org.apache.directory.shared.asn1.ber.grammar.AbstractGrammar;
import org.apache.directory.shared.asn1.ber.grammar.Grammar;
import org.apache.directory.shared.asn1.ber.grammar.GrammarTransition;
import org.apache.directory.shared.asn1.ber.tlv.UniversalTag;
import org.apache.directory.shared.kerberos.KerberosConstants;
import org.apache.directory.shared.kerberos.codec.krbError.actions.CheckMsgType;
import org.apache.directory.shared.kerberos.codec.krbError.actions.KrbErrorInit;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreCName;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreCRealm;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreCTime;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreCusec;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreEData;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreEText;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreErrorCode;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StorePvno;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreRealm;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreSName;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreSTime;
import org.apache.directory.shared.kerberos.codec.krbError.actions.StoreSusec;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* This class implements the KrbError structure. All the actions are declared
* in this class. As it is a singleton, these declaration are only done once. If
* an action is to be added or modified, this is where the work is to be done !
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public final class KrbErrorGrammar extends AbstractGrammar<KrbErrorContainer>
{
/** The logger */
static final Logger LOG = LoggerFactory.getLogger( KrbErrorGrammar.class );
/** A speedup for logger */
static final boolean IS_DEBUG = LOG.isDebugEnabled();
/** The instance of grammar. KrbErrorGrammar is a singleton */
private static Grammar<KrbErrorContainer> instance = new KrbErrorGrammar();
/**
* Creates a new KrbErrorGrammar object.
*/
@SuppressWarnings("unchecked")
private KrbErrorGrammar()
{
setName( KrbErrorGrammar.class.getName() );
// Create the transitions table
super.transitions = new GrammarTransition[KrbErrorStatesEnum.LAST_KRB_ERR_STATE.ordinal()][256];
// ============================================================================================
// KrbError
// ============================================================================================
// --------------------------------------------------------------------------------------------
// Transition from KrbError init to KrbError tag
// --------------------------------------------------------------------------------------------
// KRB-ERROR ::= [APPLICATION 30]
super.transitions[KrbErrorStatesEnum.START_STATE.ordinal()][KerberosConstants.KRB_ERROR_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.START_STATE,
KrbErrorStatesEnum.KRB_ERR_TAG,
KerberosConstants.KRB_ERROR_TAG,
new KrbErrorInit() );
// --------------------------------------------------------------------------------------------
// Transition from KrbError tag to KrbError SEQ
// --------------------------------------------------------------------------------------------
// KRB-ERROR ::= [APPLICATION 30] SEQUENCE {
super.transitions[KrbErrorStatesEnum.KRB_ERR_TAG.ordinal()][UniversalTag.SEQUENCE.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_TAG,
KrbErrorStatesEnum.KRB_ERR_SEQ_STATE,
UniversalTag.SEQUENCE,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from KrbError SEQ to pvno tag
// --------------------------------------------------------------------------------------------
// KRB-ERROR ::= SEQUENCE {
// pvno [0]
super.transitions[KrbErrorStatesEnum.KRB_ERR_SEQ_STATE.ordinal()][KerberosConstants.KRB_ERROR_PVNO_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_SEQ_STATE,
KrbErrorStatesEnum.KRB_ERR_PVNO_TAG_STATE,
KerberosConstants.KRB_ERROR_PVNO_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from pvno tag to pvno value
// --------------------------------------------------------------------------------------------
// KRB-ERROR ::= SEQUENCE {
// pvno [0] INTEGER (5) ,
super.transitions[KrbErrorStatesEnum.KRB_ERR_PVNO_TAG_STATE.ordinal()][UniversalTag.INTEGER.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_PVNO_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_PVNO_STATE,
UniversalTag.INTEGER.getValue(),
new StorePvno() );
// --------------------------------------------------------------------------------------------
// Transition from pvno to msg-type tag
// --------------------------------------------------------------------------------------------
// msg-type [1]
super.transitions[KrbErrorStatesEnum.KRB_ERR_PVNO_STATE.ordinal()][KerberosConstants.KRB_ERROR_MSGTYPE_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_PVNO_STATE,
KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_TAG_STATE,
KerberosConstants.KRB_ERROR_MSGTYPE_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from msg-type tag to msg-type value
// --------------------------------------------------------------------------------------------
// msg-type [1] INTEGER (30)
super.transitions[KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_TAG_STATE.ordinal()][UniversalTag.INTEGER.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_STATE,
UniversalTag.INTEGER,
new CheckMsgType() );
// --------------------------------------------------------------------------------------------
// Transition from msg-type value to cTime tag
// --------------------------------------------------------------------------------------------
// ctime [2]
super.transitions[KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_STATE.ordinal()][KerberosConstants.KRB_ERROR_CTIME_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_STATE,
KrbErrorStatesEnum.KRB_ERR_CTIME_TAG_STATE,
KerberosConstants.KRB_ERROR_CTIME_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from cTime tag to cTime value
// --------------------------------------------------------------------------------------------
// ctime [2] KerberosTime OPTIONAL
super.transitions[KrbErrorStatesEnum.KRB_ERR_CTIME_TAG_STATE.ordinal()][UniversalTag.GENERALIZED_TIME
.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CTIME_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_CTIME_STATE,
UniversalTag.GENERALIZED_TIME,
new StoreCTime() );
// --------------------------------------------------------------------------------------------
// Transition from cTime value to cusec tag
// --------------------------------------------------------------------------------------------
// cusec [3]
super.transitions[KrbErrorStatesEnum.KRB_ERR_CTIME_STATE.ordinal()][KerberosConstants.KRB_ERROR_CUSEC_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CTIME_STATE,
KrbErrorStatesEnum.KRB_ERR_CUSEC_TAG_STATE,
KerberosConstants.KRB_ERROR_CUSEC_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from cusec tag to cusec value
// --------------------------------------------------------------------------------------------
// cusec [3] Microseconds OPTIONAL
super.transitions[KrbErrorStatesEnum.KRB_ERR_CUSEC_TAG_STATE.ordinal()][UniversalTag.INTEGER.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CUSEC_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_CUSEC_STATE,
UniversalTag.INTEGER,
new StoreCusec() );
// --------------------------------------------------------------------------------------------
// Transition from cusec value to stime tag
// --------------------------------------------------------------------------------------------
// stime [4]
super.transitions[KrbErrorStatesEnum.KRB_ERR_CUSEC_STATE.ordinal()][KerberosConstants.KRB_ERROR_STIME_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CUSEC_STATE, KrbErrorStatesEnum.KRB_ERR_STIME_TAG_STATE,
KerberosConstants.KRB_ERROR_STIME_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from stime tag to stime value
// --------------------------------------------------------------------------------------------
// stime [4] KerberosTime
super.transitions[KrbErrorStatesEnum.KRB_ERR_STIME_TAG_STATE.ordinal()][UniversalTag.GENERALIZED_TIME
.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_STIME_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_STIME_STATE,
UniversalTag.GENERALIZED_TIME,
new StoreSTime() );
// --------------------------------------------------------------------------------------------
// Transition from stime value to susec tag
// --------------------------------------------------------------------------------------------
// susec [5]
super.transitions[KrbErrorStatesEnum.KRB_ERR_STIME_STATE.ordinal()][KerberosConstants.KRB_ERROR_SUSEC_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_STIME_STATE,
KrbErrorStatesEnum.KRB_ERR_SUSEC_TAG_STATE,
KerberosConstants.KRB_ERROR_SUSEC_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from susec tag to susec value
// --------------------------------------------------------------------------------------------
// susec [5] Microseconds
super.transitions[KrbErrorStatesEnum.KRB_ERR_SUSEC_TAG_STATE.ordinal()][UniversalTag.INTEGER.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_SUSEC_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_SUSEC_STATE,
UniversalTag.INTEGER,
new StoreSusec() );
// --------------------------------------------------------------------------------------------
// Transition from susec value to error-code tag
// --------------------------------------------------------------------------------------------
// error-code [6]
super.transitions[KrbErrorStatesEnum.KRB_ERR_SUSEC_STATE.ordinal()][KerberosConstants.KRB_ERROR_ERROR_CODE_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_SUSEC_STATE,
KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_TAG_STATE,
KerberosConstants.KRB_ERROR_ERROR_CODE_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from error-code tag to error-code value
// --------------------------------------------------------------------------------------------
// error-code [6] Int32
super.transitions[KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_TAG_STATE.ordinal()][UniversalTag.INTEGER.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_STATE,
UniversalTag.INTEGER,
new StoreErrorCode() );
// --------------------------------------------------------------------------------------------
// Transition from error-code value to crealm tag
// --------------------------------------------------------------------------------------------
// crealm [7]
super.transitions[KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_STATE.ordinal()][KerberosConstants.KRB_ERROR_CREALM_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_STATE,
KrbErrorStatesEnum.KRB_ERR_CREALM_TAG_STATE,
KerberosConstants.KRB_ERROR_CREALM_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from crealm tag to crealm value
// --------------------------------------------------------------------------------------------
// crealm [7] Realm
super.transitions[KrbErrorStatesEnum.KRB_ERR_CREALM_TAG_STATE.ordinal()][UniversalTag.GENERAL_STRING.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CREALM_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_CREALM_STATE,
UniversalTag.GENERAL_STRING,
new StoreCRealm() );
// --------------------------------------------------------------------------------------------
// Transition from crealm value to cname
// --------------------------------------------------------------------------------------------
// cname [8] PrincipalName OPTIONAL,
super.transitions[KrbErrorStatesEnum.KRB_ERR_CREALM_STATE.ordinal()][KerberosConstants.KRB_ERROR_CNAME_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CREALM_STATE,
KrbErrorStatesEnum.KRB_ERR_CNAME_STATE,
KerberosConstants.KRB_ERROR_CNAME_TAG,
new StoreCName() );
// --------------------------------------------------------------------------------------------
// Transition from cname value to realm tag
// --------------------------------------------------------------------------------------------
// realm [9]
super.transitions[KrbErrorStatesEnum.KRB_ERR_CNAME_STATE.ordinal()][KerberosConstants.KRB_ERROR_REALM_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CNAME_STATE,
KrbErrorStatesEnum.KRB_ERR_REALM_TAG_STATE,
KerberosConstants.KRB_ERROR_REALM_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from realm tag to realm value
// --------------------------------------------------------------------------------------------
// realm [9] Realm
super.transitions[KrbErrorStatesEnum.KRB_ERR_REALM_TAG_STATE.ordinal()][UniversalTag.GENERAL_STRING.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_REALM_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_REALM_STATE,
UniversalTag.GENERAL_STRING,
new StoreRealm() );
// --------------------------------------------------------------------------------------------
// Transition from realm value to sname
// --------------------------------------------------------------------------------------------
// sname [10] PrincipalName,
super.transitions[KrbErrorStatesEnum.KRB_ERR_REALM_STATE.ordinal()][KerberosConstants.KRB_ERROR_SNAME_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_REALM_STATE,
KrbErrorStatesEnum.KRB_ERR_SNAME_STATE,
KerberosConstants.KRB_ERROR_SNAME_TAG,
new StoreSName() );
// --------------------------------------------------------------------------------------------
// Transition from sname value to etext tag
// --------------------------------------------------------------------------------------------
// e-text [11]
super.transitions[KrbErrorStatesEnum.KRB_ERR_SNAME_STATE.ordinal()][KerberosConstants.KRB_ERROR_ETEXT_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_SNAME_STATE,
KrbErrorStatesEnum.KRB_ERR_ETEXT_TAG_STATE,
KerberosConstants.KRB_ERROR_ETEXT_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from etext tag to etext value
// --------------------------------------------------------------------------------------------
// e-text [11] KerberosString OPTIONAL
super.transitions[KrbErrorStatesEnum.KRB_ERR_ETEXT_TAG_STATE.ordinal()][UniversalTag.GENERAL_STRING.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_ETEXT_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_ETEXT_STATE,
UniversalTag.GENERAL_STRING,
new StoreEText() );
// --------------------------------------------------------------------------------------------
// Transition from etext value to edata tag
// --------------------------------------------------------------------------------------------
// e-data [12]
super.transitions[KrbErrorStatesEnum.KRB_ERR_ETEXT_STATE.ordinal()][KerberosConstants.KRB_ERROR_EDATA_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_ETEXT_STATE,
KrbErrorStatesEnum.KRB_ERR_EDATA_TAG_STATE,
KerberosConstants.KRB_ERROR_EDATA_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from edata tag to edata value
// --------------------------------------------------------------------------------------------
// e-data [12] OCTET STRING OPTIONAL
super.transitions[KrbErrorStatesEnum.KRB_ERR_EDATA_TAG_STATE.ordinal()][UniversalTag.OCTET_STRING.getValue()] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_EDATA_TAG_STATE,
KrbErrorStatesEnum.KRB_ERR_EDATA_STATE,
UniversalTag.OCTET_STRING,
new StoreEData() );
// ----------------------------------------- OPTIONAL transitions -----------------------------------------
// --------------------------------------------------------------------------------------------
// Transition from msg-type value to cusec tag
// --------------------------------------------------------------------------------------------
// cusec [3]
super.transitions[KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_STATE.ordinal()][KerberosConstants.KRB_ERROR_CUSEC_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_STATE,
KrbErrorStatesEnum.KRB_ERR_CUSEC_TAG_STATE,
KerberosConstants.KRB_ERROR_CUSEC_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from msg-type value to stime tag
// --------------------------------------------------------------------------------------------
// stime [4]
super.transitions[KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_STATE.ordinal()][KerberosConstants.KRB_ERROR_STIME_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_MSG_TYPE_STATE,
KrbErrorStatesEnum.KRB_ERR_STIME_TAG_STATE,
KerberosConstants.KRB_ERROR_STIME_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from cTime value to stime tag
// --------------------------------------------------------------------------------------------
// stime [4]
super.transitions[KrbErrorStatesEnum.KRB_ERR_CTIME_STATE.ordinal()][KerberosConstants.KRB_ERROR_STIME_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CTIME_STATE,
KrbErrorStatesEnum.KRB_ERR_STIME_TAG_STATE,
KerberosConstants.KRB_ERROR_STIME_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// from erro-code to realm
// --------------------------------------------------------------------------------------------
// Transition from error-code value to realm tag
// --------------------------------------------------------------------------------------------
// realm [9]
super.transitions[KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_STATE.ordinal()][KerberosConstants.KRB_ERROR_REALM_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_STATE,
KrbErrorStatesEnum.KRB_ERR_REALM_TAG_STATE,
KerberosConstants.KRB_ERROR_REALM_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from error-code value to cname
// --------------------------------------------------------------------------------------------
// cname [8] PrincipalName OPTIONAL,
super.transitions[KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_STATE.ordinal()][KerberosConstants.KRB_ERROR_CNAME_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_ERROR_CODE_STATE,
KrbErrorStatesEnum.KRB_ERR_CNAME_STATE,
KerberosConstants.KRB_ERROR_CNAME_TAG,
new StoreCName() );
// --------------------------------------------------------------------------------------------
// Transition from crealm value to realm tag
// --------------------------------------------------------------------------------------------
// realm [9]
super.transitions[KrbErrorStatesEnum.KRB_ERR_CREALM_STATE.ordinal()][KerberosConstants.KRB_ERROR_REALM_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_CREALM_STATE,
KrbErrorStatesEnum.KRB_ERR_REALM_TAG_STATE,
KerberosConstants.KRB_ERROR_REALM_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
// --------------------------------------------------------------------------------------------
// Transition from sname value to edata tag
// --------------------------------------------------------------------------------------------
// e-data [12]
super.transitions[KrbErrorStatesEnum.KRB_ERR_SNAME_STATE.ordinal()][KerberosConstants.KRB_ERROR_EDATA_TAG] =
new GrammarTransition<KrbErrorContainer>(
KrbErrorStatesEnum.KRB_ERR_SNAME_STATE,
KrbErrorStatesEnum.KRB_ERR_EDATA_TAG_STATE,
KerberosConstants.KRB_ERROR_EDATA_TAG,
new CheckNotNullLength<KrbErrorContainer>() );
}
/**
* Get the instance of this grammar
*
* @return An instance on the KRB-ERROR Grammar
*/
public static Grammar<KrbErrorContainer> getInstance()
{
return instance;
}
}