com.sun.enterprise.transaction.startup.TransactionLifecycleService Maven / Gradle / Ivy

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package com.sun.enterprise.transaction.startup;

import java.util.List;
import java.util.logging.Logger;
import java.util.logging.Level;

import org.glassfish.api.Startup;
import org.glassfish.api.event.EventTypes;
import org.glassfish.api.event.Events;
import org.glassfish.api.event.EventListener;
import com.sun.enterprise.config.serverbeans.TransactionService;
import com.sun.enterprise.transaction.api.JavaEETransactionManager;
import com.sun.logging.LogDomains;

import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.annotations.Inject;
import org.jvnet.hk2.component.Habitat;
import org.jvnet.hk2.component.Inhabitant;
import org.jvnet.hk2.component.PostConstruct;

/**
 * Service wrapper to only lookup the transaction recovery when there
 * are applications deployed since the actual service has ORB dependency.
 */
@Service
public class TransactionLifecycleService implements Startup, PostConstruct {

    @Inject
    Habitat habitat;

    @Inject
    Events events;

    private static Logger _logger = LogDomains.getLogger(TransactionLifecycleService.class, LogDomains.JTA_LOGGER);

    private JavaEETransactionManager tm = null;

    @Override
    public void postConstruct() {
        EventListener glassfishEventListener = new EventListener() {
            @Override
            public void event(Event event) {
                if (event.is(EventTypes.SERVER_READY)) {
                    _logger.fine("TM LIFECYCLE SERVICE - ON READY");
                    onReady();
                } else if (event.is(EventTypes.PREPARE_SHUTDOWN)) {  
                    _logger.fine("TM LIFECYCLE SERVICE - ON SHUTDOWN");
                    onShutdown();
                }
            }
        };
        events.register(glassfishEventListener);
    }

    public void onReady() {
        _logger.fine("ON TM READY STARTED");

        TransactionService txnService = habitat.getComponent(TransactionService.class);
        if (txnService != null) {
            boolean isAutomaticRecovery = Boolean.valueOf(txnService.getAutomaticRecovery());
            if (isAutomaticRecovery) {
                _logger.fine("ON TM RECOVERY START");
                tm = habitat.getByContract(JavaEETransactionManager.class);
                tm.initRecovery(false);
                _logger.fine("ON TM RECOVERY END");
            }
        }

        _logger.fine("ON TM READY FINISHED");
    }

    public void onShutdown() {
        // Cleanup if TM was loaded
        if (tm == null) {
            Inhabitant inhabitant =
                    habitat.getInhabitantByType(JavaEETransactionManager.class);
            if (inhabitant != null && inhabitant.isInstantiated()) {
                tm = inhabitant.get();
            }
        }
        if (tm != null) {
            _logger.fine("ON TM SHUTDOWN STARTED");
            tm.shutdown();
            _logger.fine("ON TM SHUTDOWN FINISHED");
        }

    }

    public Startup.Lifecycle getLifecycle() {
        return Startup.Lifecycle.SERVER;
    }

}