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 * obtain a copy of the License at
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 * or packager/legal/LICENSE.txt.  See the License for the specific
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// Portions Copyright [2018] [Payara Foundation]

package com.sun.enterprise.transaction.jts.iiop;

import org.omg.CORBA.LocalObject;
import org.omg.PortableInterceptor.ServerRequestInterceptor;
import org.omg.PortableInterceptor.ServerRequestInfo;

import org.glassfish.enterprise.iiop.api.GlassFishORBHelper;
import org.glassfish.hk2.api.ServiceLocator;

import com.sun.enterprise.transaction.api.JavaEETransactionManager;

public class TransactionServerInterceptor extends LocalObject
        implements ServerRequestInterceptor, Comparable {

    private static final String name = "TransactionServerInterceptor";
    private int order;

    private JavaEETransactionManager tm;
    private GlassFishORBHelper gfORBHelper;

    /**
     * Construct the interceptor.
     * @param order in which the interceptor should run.
     */
    public TransactionServerInterceptor(int order, ServiceLocator habitat) {
	    this.order = order;
        this.gfORBHelper = habitat.getService(GlassFishORBHelper.class);
        this.tm = habitat.getService(JavaEETransactionManager.class);
    }

    public String name() {
        return name;
    }

    public void receive_request_service_contexts(ServerRequestInfo sri) { }

    public int compareTo(Object o)
    {
        int otherOrder = -1;
        if( o instanceof TransactionServerInterceptor) {
                otherOrder = ((TransactionServerInterceptor)o).order;
        }
        if (order < otherOrder) {
            return -1;
        } else if (order == otherOrder) {
            return 0;
        }
        return 1;
    }

    public void destroy() {
    }

    public void receive_request(ServerRequestInfo sri) {
    }

    public void send_reply(ServerRequestInfo sri) {
        checkTransaction(sri);
    }

    public void send_exception(ServerRequestInfo sri) {
        checkTransaction(sri);
    }

    public void send_other(ServerRequestInfo sri) {
        checkTransaction(sri);
    }

    private void checkTransaction(ServerRequestInfo sri) {
        try {
            if ( tm != null )
                tm.checkTransactionImport();
        } finally {
            if (gfORBHelper.isEjbCall(sri) && tm != null) {
                tm.cleanTxnTimeout();
            }
    	}
    }
}