pricelisttag.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 Smart Business Solution
 * The Initial Developer of the Original Code is Jorg Janke  and ComPiere, Inc.
 * Portions created by Jorg Janke are Copyright (C) 1999-2003 Jorg Janke, parts
 * created by ComPiere are Copyright (C) ComPiere, Inc.;   All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/
package org.compiere.wstore;

import java.util.*;
import java.sql.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import javax.servlet.jsp.jstl.core.Config;

import org.apache.ecs.*;
import org.apache.ecs.xhtml.*;
import org.apache.log4j.Logger;

import org.compiere.www.WUtil;
import org.compiere.util.Env;

/**
 * 	PriceList Tag.
 * 	Loads Price List
 *  <pre>
 *  <cws:priceList priceList_ID="0"/>
 *  Variable used = "priceList"
 *	</pre>
 *
 *  @author Jorg Janke
 *  @version $Id: PriceListTag.java,v 1.6 2003/04/28 04:20:25 jjanke Exp $
 */
public class PriceListTag extends TagSupport
{
	/**	Price List ID			*/
	private int					m_priceList_ID = 0;

	/**	Web User				*/
	private PriceList			m_priceList;
	/**	Logger							*/
	private Logger				log = Logger.getLogger (getClass());

	/**
	 * 	Set Price List
	 * 	@param var price list
	 */
	public void setPriceList_ID (String var)
	{
		try
		{
			m_priceList_ID = Integer.parseInt (var);
		}
		catch (NumberFormatException ex)
		{
			log.warn("setPriceList_ID - " + ex.toString());
		}
	}	//	setM_PriceList_ID


	/**
	 *  Start Tag
	 *  @return SKIP_BODY
	 * 	@throws JspException
	 */
	public int doStartTag() throws JspException
	{
		//	Create Price List
		Properties ctx = JSPEnv.getCtx((HttpServletRequest)pageContext.getRequest());
		int AD_Client_ID = Env.getContextAsInt(ctx, "AD_Client_ID");
		int M_PriceList_ID = m_priceList_ID;
		if (M_PriceList_ID == 0)
			M_PriceList_ID = Env.getContextAsInt(ctx, "M_PriceList_ID");

		//	Check Business Partner
		WebUser wu = (WebUser)pageContext.getSession().getAttribute(WebUser.NAME);
		if (wu != null)
		{
			int id = wu.getM_PriceList_ID();
			if (id != 0)
			{
				log.debug("- using BP PriceList_ID=" + id);
				M_PriceList_ID = id;
			}
		}
		//	get price list
		m_priceList = PriceList.get (AD_Client_ID, M_PriceList_ID);
		if (M_PriceList_ID == 0)
			Env.setContext(ctx, "#M_PriceList_ID", m_priceList.getPriceList_ID());

		//	Set Price List
		HttpSession session = pageContext.getSession();
		session.setAttribute (PriceList.NAME, m_priceList);
		log.debug(m_priceList);

		//	Set Locale from Price List
		String AD_Language = m_priceList.getAD_Language();
		if (AD_Language == null || AD_Language.length() == 0)
			AD_Language = "en_US";
		Config.set(session, Config.FMT_LOCALE, AD_Language);
		Config.set(session, Config.FMT_FALLBACK_LOCALE, "en_US");
		//
		return (SKIP_BODY);
	}   //  doStartTag

	/**
	 * 	End Tag
	 * 	@return EVAL_PAGE
	 * 	@throws JspException
	 */
	public int doEndTag() throws JspException
	{
		return EVAL_PAGE;
	}	//	doEndTag

}	//	PriceListTag