bpartnerbean.java

Java写的ERP系统

/******************************************************************************
 * The contents of this file are subject to the   Compiere License  Version 1.1
 * ("License"); You may not use this file except in compliance with the License
 * You may obtain a copy of the License at http://www.compiere.org/license.html
 * Software distributed under the License is distributed on an  "AS IS"  basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 * The Original Code is                  Compiere  ERP & CRM  Business Solution
 * The Initial Developer of the Original Code is Jorg Janke  and ComPiere, Inc.
 * Portions created by Jorg Janke are Copyright (C) 1999-2002 Jorg Janke, parts
 * created by ComPiere are Copyright (C) ComPiere, Inc.;   All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/
package org.compiere.session;

import java.util.*;
import java.sql.*;

import java.rmi.RemoteException;
import javax.ejb.CreateException;
import javax.ejb.EJBException;
import javax.ejb.FinderException;
import javax.ejb.RemoveException;
import javax.ejb.SessionBean;
import javax.ejb.SessionContext;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.rmi.PortableRemoteObject;

import javax.naming.*;
import org.jnp.interfaces.NamingContext;
import java.sql.*;
import javax.sql.*;

import org.compiere.interfaces.*;
import org.apache.log4j.Logger;
import org.apache.log4j.Level;

import org.compiere.Compiere;
import org.compiere.db.*;
import org.compiere.model.*;
import org.compiere.util.*;


/**
 * 	Compiere BPartner Bean
 *
 *  @ejb:bean name="compiere/BPartner"
 *           display-name="Compiere BPartner Session Bean"
 *           type="Stateful"
 *           transaction-type="Bean"
 *           jndi-name="ejb/compiere/BPartner"
 *
 *  @ejb:ejb-ref ejb-name="compiere/BPartner"
 *              ref-name="compiere/BPartner"
 *
 * 	@author 	Jorg Janke
 * 	@version 	$Id: BPartnerBean.java,v 1.1 2002/12/31 20:13:03 jjanke Exp $
 */
public class BPartnerBean implements SessionBean
{
	/**	Context					*/
	private SessionContext 		m_Context;
	/**	Logging					*/
	private transient Logger	log = Logger.getLogger(getClass());


	/**
	 *  Process class on Server
	 *  @ejb:interface-method view-type="remote"
	 *
	 *  @return 42
	 *  @throws RemoteException
	 */
	public String process ()
		throws RemoteException
	{
		log.debug("process");
		try
		{
			log.info("Caller Principal = " + m_Context.getCallerPrincipal());
		}
		catch (Exception ex)
		{
			log.error("process1", ex);
		}
		try
		{
			log.info("EJB Meta IsSession = " + m_Context.getEJBHome().getEJBMetaData().isSession());
		}
		catch (Exception ex)
		{
			log.error("process2", ex);
		}
		try
		{
			log.info("EJB Meta IsStatelessSession = " + m_Context.getEJBHome().getEJBMetaData().isStatelessSession());
		}
		catch (Exception ex)
		{
			log.error("process3", ex);
		}
		try
		{
			log.info("RollbackOnly = " + m_Context.getRollbackOnly());
		}
		catch (Exception ex)
		{
			log.error("process4", ex);
		}
		try
		{
			log.info("User Trx = " + m_Context.getUserTransaction());
		}
		catch (Exception ex)
		{
			log.error("process5", ex);
		}
		//
		return "42";
	}	//	process

	/**
	 *  Process class on Server
	 *  @ejb:interface-method view-type="remote"
	 *
	 *  @return 42
	 *  @throws RemoteException
	 */
	public String process2 ()
		throws RemoteException
	{
		log.debug("process2");
		//
		try
		{
			InitialContext context = new InitialContext();
			DataSource ds = (DataSource)context.lookup("java:OracleDS");
			log.info ("OracleDS=" + ds.toString());
			Connection con = ds.getConnection();
			log.info("Connection AutoCommit=" + con.getAutoCommit());
			log.info("Connection Catalog=" + con.getCatalog());
			log.info("UserName=" + con.getMetaData().getUserName());
		}
		catch (Exception ex)
		{
			log.error("process2", ex);
		}
		try
		{
			InitialContext context = new InitialContext();
			log.info("-- /");
			listContext (0, (NamingEnumeration)context.list("/"));

			log.info("");
			log.info("-- java:");
			listContext (0, (NamingEnumeration)context.list("java:"));
		}
		catch (Exception ex)
		{
			log.error("process2", ex);
		}

		return "42";
	}	//	process


	/**
	 * 	List Context
	 * 	@param level
	 * 	@param ne
	 * 	@throws Exception
	 */
	private void listContext (int level, NamingEnumeration ne) throws Exception
	{
		StringBuffer sb = new StringBuffer();
		for (int i = 0; i < level; i++)
			sb.append("  ");
		String space = sb.toString();
		while (ne.hasMore())
		{
			Object oo = ne.nextElement();
			log.info(space + oo + " == " + oo.getClass());
			if (oo instanceof NamingContext)
			{
				NamingContext nc = (NamingContext)oo;
				log.info("->>1 " + nc.getNameInNamespace());
				listContext(level+1, nc.list(nc.getNameInNamespace()));
				log.info("->>2 " + nc.getEnvironment());
				listContext(level+1, nc.list("/"));
			}
		}
	}	//	listContext

	/*************************************************************************/

	/**
	 *  Create the Session Bean
	 *  @throws CreateException
	 *  @ejb:create-method view-type="remote"
	 */
	public void ejbCreate() throws CreateException
	{
		log.setLevel(Level.ALL);
		log.info("ejbCreate");
	}	//	ejbCreate

	/**
	 * 	Describes the instance and its content for debugging purpose
	 * 	@return Debugging information about the instance and its content
	 */
	public String toString()
	{
		return "BPartnerBean[" + "]";
	}	//	toString


	// -------------------------------------------------------------------------
	// Framework Callbacks
	// -------------------------------------------------------------------------

	public void setSessionContext (SessionContext aContext) throws EJBException
	{
		m_Context = aContext;
	}

	public void ejbActivate() throws EJBException
	{
		if (log == null)
			log = Logger.getLogger(getClass());
		log.debug("ejbActivate");
	}

	public void ejbPassivate() throws EJBException
	{
		log.debug("ejbPassivate");
	}

	public void ejbRemove() throws EJBException
	{
		log.debug("ejbRemove");
	}

}	//	ServerBean