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/*
 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
 * Use is subject to license terms.
 */

/*
 * HaWebmethodModifiedAttributeStrategyBuilder.java
 *
 * Created on September 30, 2002, 2:12 PM
 */

package com.sun.enterprise.ee.web.initialization;

import java.util.logging.Logger;
import java.util.logging.Level;
import org.apache.catalina.Context;
import org.apache.catalina.Container;
import org.apache.catalina.core.StandardContext;
import org.apache.catalina.session.StandardManager;
import com.sun.enterprise.deployment.runtime.web.SessionManager;

import com.sun.enterprise.web.BasePersistenceStrategyBuilder;
import com.sun.enterprise.web.PersistenceStrategyBuilder;
//START OF 6364900
import com.sun.enterprise.web.PESessionLocker;
//END OF 6364900
import com.sun.enterprise.ee.web.sessmgmt.HAAttributeStore;
import com.sun.enterprise.ee.web.sessmgmt.HAContainerListener;
import com.sun.enterprise.ee.web.sessmgmt.HASessionStoreValve;
import com.sun.enterprise.ee.web.sessmgmt.HAWebEventPersistentManager;
//import com.sun.appserv.ee.web.sessmgmt.HAStorePool;
import com.sun.enterprise.ee.web.sessmgmt.StorePool;
import com.sun.enterprise.ee.web.sessmgmt.ModifiedAttributeSessionFactory;
//import com.sun.appserv.ee.web.sessmgmt.HAStoreFactory;
import com.sun.enterprise.ee.web.sessmgmt.StoreFactory;
import com.sun.enterprise.ee.web.sessmgmt.HAAttributeStoreFactory;
import com.sun.enterprise.ee.web.sessmgmt.SessionLockingStandardPipeline;
import com.sun.enterprise.web.ServerConfigLookup;
import com.sun.enterprise.util.uuid.UuidGenerator;


/**
 *
 * @author  lwhite
 */
public class HaWebmethodModifiedattributeStrategyBuilder extends BasePersistenceStrategyBuilder implements PersistenceStrategyBuilder {
    
    /** Creates a new instance of HaWebmethodModifiedattributeStrategyBuilder */
    public HaWebmethodModifiedattributeStrategyBuilder() {
    }        

    /**
     * initialize & configure the correct persistence strategy
     * including manager, store, uuid generator
     *
     * @param ctx
     * @param smBean
     */     
    public void initializePersistenceStrategy(Context ctx, SessionManager smBean) {
        super.initializePersistenceStrategy(ctx, smBean);
        
        _logger.finest("IN HaWebmethodModifiedattributeStrategyBuilder");
        String persistenceType = "ha";
        String persistenceFrequency = "web-method";
        String persistenceScope = "modified-attribute";
        Object[] params = { ctx.getPath(), persistenceType, persistenceFrequency, persistenceScope };
        _logger.log(Level.INFO, "webcontainer.haPersistence", params);
        HAWebEventPersistentManager mgr = new HAWebEventPersistentManager();
        mgr.setMaxActiveSessions(maxSessions);
        //mgr.setCheckInterval(reapInterval); //FIXME: put this back
        mgr.setMaxIdleBackup(0);           // FIXME: Make configurable

        HAAttributeStore store = new HAAttributeStore();
        //store.setCheckInterval(storeReapInterval);  //FIXME: put this back
        mgr.setStore(store);
        
        //in the future can set other implementations
        //of UuidGenerator in server.xml
        //even if not set it defaults to UuidGeneratorImpl
        ServerConfigLookup lookup = new ServerConfigLookup();
        UuidGenerator generator = lookup.getUuidGeneratorFromConfig();
        mgr.setUuidGenerator(generator);
        _logger.finest("UUID_GENERATOR = " + generator); 
        
        //for intra-vm session locking
        _logger.finest("sctx.restrictedSetPipeline(new SessionLockingStandardPipeline(sctx))");
        StandardContext sctx = (StandardContext) ctx;
        sctx.restrictedSetPipeline(new SessionLockingStandardPipeline(sctx)); 
        
        //special code for Java Server Faces
        if(sctx.findParameter(JSF_HA_ENABLED) == null) {
            sctx.addParameter(JSF_HA_ENABLED, "true");
        }         
        //START OF 6364900
        mgr.setSessionLocker(new PESessionLocker(ctx));
        //END OF 6364900        
        ctx.setManager(mgr);
        
        //this must be after ctx.setManager(mgr);
        if(!sctx.isSessionTimeoutOveridden()) {
           mgr.setMaxInactiveInterval(sessionMaxInactiveInterval); 
        }         
        
        //add SessionFactory
        mgr.setSessionFactory(new ModifiedAttributeSessionFactory());
        
        //add HAStorePool
        ServerConfigReader configReader = new ServerConfigReader();

        int haStorePoolSize = configReader.getHAStorePoolSizeFromConfig();
        int haStorePoolUpperSize = configReader.getHAStorePoolUpperSizeFromConfig();
        int haStorePoolPollTime = configReader.getHAStorePoolPollTimeFromConfig();        

        /*
        HAAttributeStoreFactory haStoreFactory = new HAAttributeStoreFactory();        
        _logger.finest("haStoreFactory  : "+haStoreFactory.getClass());
        HAStorePool storePool = 
            new HAStorePool(haStorePoolSize, haStorePoolUpperSize, 
                haStorePoolPollTime, haStoreFactory);
        mgr.setHAStorePool(storePool);
         */
        
        StoreFactory haStoreFactory = new HAAttributeStoreFactory();
        _logger.finest("haStoreFactory  : "+haStoreFactory.getClass());
        StorePool storePool = 
            new StorePool(haStorePoolSize, haStorePoolUpperSize, 
                haStorePoolPollTime, haStoreFactory);
        mgr.setStorePool(storePool);          
               
        //add HASessionStoreValve
        HASessionStoreValve hadbValve = new HASessionStoreValve();
        StandardContext stdCtx = (StandardContext) ctx;
        stdCtx.addValve(hadbValve);
        
    }                   
    
}


