package com.vci.transaction;

import org.jbpm.api.JbpmException;
import org.jbpm.api.cmd.Command;
import org.jbpm.pvm.internal.env.EnvironmentImpl;
import org.jbpm.pvm.internal.svc.Interceptor;
import org.jbpm.pvm.internal.tx.StandardTransaction;

public class JBPMTransactionInterceptor extends Interceptor {

	public <T> T execute(Command<T> command) {
		EnvironmentImpl environment = EnvironmentImpl.getCurrent();
		if (environment == null) {
			throw new JbpmException("no environment for managing hibernate transaction");
		}
		
		StandardTransaction standardTransaction = (StandardTransaction)environment.get(StandardTransaction.class);
		if (standardTransaction == null) {
			throw new JbpmException("no standard-transaction in environment");
		}
		try
			{
				return this.next.execute(command);
			}
			catch (RuntimeException e)
			{
				throw e;
			}
		finally {
		}
	}

}