TimeoutNotifier.java

/*
 * GovWay - A customizable API Gateway 
 * https://govway.org
 * 
 * Copyright (c) 2005-2025 Link.it srl (https://link.it). 
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as published by
 * the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package org.openspcoop2.pdd.core.controllo_traffico;

import java.util.Date;

import org.openspcoop2.core.constants.Costanti;
import org.openspcoop2.core.eventi.constants.CodiceEventoControlloTraffico;
import org.openspcoop2.core.eventi.constants.TipoEvento;
import org.openspcoop2.pdd.core.transazioni.Transaction;
import org.openspcoop2.pdd.core.transazioni.TransactionContext;
import org.openspcoop2.pdd.core.transazioni.TransactionNotExistsException;
import org.openspcoop2.protocol.sdk.Context;
import org.openspcoop2.protocol.sdk.IProtocolFactory;
import org.openspcoop2.protocol.sdk.constants.EsitoTransazioneName;
import org.openspcoop2.protocol.utils.EsitiProperties;
import org.openspcoop2.utils.ITimeoutNotifier;
import org.openspcoop2.utils.date.DateManager;
import org.slf4j.Logger;

/**
 * TimeoutNotifier
 *
 *
 * @author Poli Andrea (apoli@link.it)
 * @author $Author$
 * @version $Rev$, $Date$
 */
public class TimeoutNotifier implements ITimeoutNotifier{

    private Context context;
    private SogliaReadTimeout soglia;
    private TimeoutNotifierType type;
    private Logger log;
    private IProtocolFactory<?> protocolFactory;
    private boolean saveInContext;
    public TimeoutNotifier(Context context, IProtocolFactory<?> protocolFactory,
            SogliaReadTimeout soglia, TimeoutNotifierType type, Logger log,
            boolean saveInContext) {
        this.context = context;
        this.protocolFactory = protocolFactory;
        this.soglia = soglia;
        this.type = type;
        this.log = log;
        this.saveInContext = saveInContext;
    }
    
    @Override
    public void notify(long count) {
        if(this.context!=null) {
            
            if(this.saveInContext) {
                boolean alreadyExists = false;
                if(this.type!=null) {
                    switch (this.type) {
                    case CONNECTION:
                        alreadyExists = !GeneratoreMessaggiErrore.addPddContextInfoControlloTrafficoConnectionTimeout(this.context);
                        break;
                    case REQUEST:
                        alreadyExists = !GeneratoreMessaggiErrore.addPddContextInfoControlloTrafficoReadRequestTimeout(this.context, true);
                        break;
                    case WAIT_RESPONSE:
                        alreadyExists = !GeneratoreMessaggiErrore.addPddContextInfoControlloTrafficoReadTimeout(this.context, true);
                        break;
                    case RECEIVE_RESPONSE:
                        alreadyExists = !GeneratoreMessaggiErrore.addPddContextInfoControlloTrafficoReadResponseTimeout(this.context, true);
                        break;
                    }
                }else {
                    alreadyExists = !GeneratoreMessaggiErrore.addPddContextInfoControlloTrafficoReadTimeout(this.context, true);
                }
                
                if(alreadyExists) {
                    return; // già registrato (succede in caso di timeout mentre si sta consegnando verso il client con metodo disconnect())
                }
            }
            
            registraEvento();
        }
        
        Date dataEventoPolicyViolated = DateManager.getDate();
        
        CategoriaEventoControlloTraffico tipoEvento = TimeoutNotifierType.toCategoriaEventoControlloTraffico(this.type);
                    
        try {
            
            EsitiProperties esitiProperties = EsitiProperties.getInstance(this.log, this.protocolFactory);
            EsitoTransazioneName esito = TimeoutNotifierType.toEsitoTransazioneName(this.type);
            String descriptionPolicyViolated = esitiProperties.getEsitoDescription(esitiProperties.convertoToCode(esito));
            descriptionPolicyViolated = descriptionPolicyViolated+" (soglia:"+this.soglia.getSogliaMs()+" ms)";
            
            NotificatoreEventi.getInstance().log(tipoEvento, 
                    this.soglia.getIdConfigurazione(), this.soglia.getConfigurazione(),
                    dataEventoPolicyViolated, descriptionPolicyViolated);
        }catch(Exception t) {
            this.log.error("Emissione evento non riuscito: "+t.getMessage(),t);
        }
    }

    private void registraEvento() {
        String idTransazione = (String) this.context.getObject(Costanti.ID_TRANSAZIONE);
        if(idTransazione!=null) {
            Transaction tr = null;
            try {
                tr = TransactionContext.getTransaction(idTransazione);
            }catch(TransactionNotExistsException notExists) {
                // ignore
            }
            if(tr!=null) {
                TipoEvento tipoEvento = TimeoutNotifierType.toTipoEvento(this.type);
                try {
                    tr.addEventoGestione(tipoEvento.getValue()
                            +"_"+
                            CodiceEventoControlloTraffico.VIOLAZIONE.getValue()
                            +"_"+
                            this.soglia.getIdConfigurazione()
                            );
                }catch(Exception t) {
                    this.log.error("Associazione evento alla transazione non riuscita: "+t.getMessage(),t);
                }
            }
        }
    }
}