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package com.sun.ejb.base.sfsb.initialization;

import java.lang.reflect.Method;

import java.net.InetAddress;

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

import com.sun.ejb.spi.sfsb.initialization.PersistenceStrategyBuilder;
import com.sun.ejb.spi.sfsb.initialization.SFSBContainerInitialization;
import com.sun.ejb.spi.sfsb.util.CheckpointPolicy;

import com.sun.ejb.base.sfsb.util.CheckpointPolicyImpl;
import com.sun.ejb.base.sfsb.util.ScrambledKeyGenerator;
import com.sun.ejb.base.sfsb.util.SimpleKeyGenerator;

import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.util.Utility;

import com.sun.logging.LogDomains;

import com.sun.ejb.base.container.util.CacheProperties;

/**
 * (Abstract)Base class for all the PersistenceStrategyBuilders.
 *  Any code that is common to both HADB and File StoreManagers
 *  can be put here.
 *
 * @author Mahesh Kannan
 */
public abstract class AbstractPersistenceStrategyBuilder
    implements PersistenceStrategyBuilder
{
    protected static final Logger _logger =
        LogDomains.getLogger(LogDomains.EJB_LOGGER);

    protected SFSBContainerInitialization   container;
    protected EjbDescriptor		    descriptor;
    private int  removalGracePeriodInSeconds = 0;
    protected String passedInPersistenceType = null;

    public AbstractPersistenceStrategyBuilder() {
    }
    
    public void initializePersistenceStrategy(
	SFSBContainerInitialization container, EjbDescriptor descriptor)
    {
	this.container = container;
	this.descriptor = descriptor;

	CacheProperties cacheProps = new CacheProperties(descriptor);
	int removalTimeout = cacheProps.getRemovalTimeoutInSeconds();
	if (removalTimeout > 0) {
	    this.removalGracePeriodInSeconds = removalTimeout / 2;
	}
	container.setRemovalGracePeriodInSeconds(removalGracePeriodInSeconds);
    }
    
    public String getPassedInPersistenceType() {
        return passedInPersistenceType;
    }    
    
    public void setPassedInPersistenceType(String persistenceType) {
        passedInPersistenceType = persistenceType;
    }    

    protected int getRemovalGracePeriodInSeconds() {
	return this.removalGracePeriodInSeconds;
    }

}