docline_invoice.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) 1999-2001 Jorg Janke, parts
 * created by ComPiere are Copyright (C) ComPiere, Inc.;   All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/
package org.compiere.acct;

import java.sql.*;
import java.math.*;

import org.compiere.util.Env;
import org.compiere.model.*;

/**
 *  Invoice Document Line
 *
 *  @author Jorg Janke
 *  @version  $Id: DocLine_Invoice.java,v 1.7 2002/11/18 06:11:57 jjanke Exp $
 */
public class DocLine_Invoice extends DocLine
{
	/**
	 *  Constructor
	 *  @param DocumentType document type
	 *  @param TrxHeader_ID trx header
	 *  @param TrxLine_ID trx line
	 */
	public DocLine_Invoice (String DocumentType, int TrxHeader_ID, int TrxLine_ID)
	{
		super(DocumentType, TrxHeader_ID, TrxLine_ID);
	}   //  DocLine_Invoice

	/** Net Line Amt            */
	private BigDecimal		m_LineNetAmt = null;
	/** List Amount             */
	private BigDecimal		m_ListAmt = Env.ZERO;
	/** Discount Amount         */
	private BigDecimal 		m_DiscountAmt = Env.ZERO;

	/**
	 *  Set Product Amounts
	 *  @param LineNetAmt Line Net Amt
	 *  @param PriceList Price List
	 *  @param Qty Qty
	 */
	public void setAmount (BigDecimal LineNetAmt, BigDecimal PriceList, BigDecimal Qty)
	{
		m_LineNetAmt =  LineNetAmt == null ? Env.ZERO : LineNetAmt;

		if (PriceList != null && Qty != null)
			m_ListAmt = PriceList.multiply(Qty);
		if (m_ListAmt.equals(Env.ZERO))
			m_ListAmt = m_LineNetAmt;
		m_DiscountAmt = m_ListAmt.subtract(LineNetAmt);
		//
		setAmount (m_ListAmt, m_DiscountAmt);
	//	Log.trace(this,Log.l6_Database, "DocLine_Invoice.setAmount",
	//		"LineNet=" + m_LineNetAmt + ", List=" + m_ListAmt + ", Discount=" + m_DiscountAmt
	//		+ " => Amount=" + getAmount());
	}   //  setAmounts

	/**
	 *  Line Discount
	 *  @return discount amount
	 */
	public BigDecimal getDiscount()
	{
		return m_DiscountAmt;
	}   //  getDiscount

	/**
	 *  Line List Amount
	 *  @return list amount
	 */
	public BigDecimal getListAmount()
	{
		return m_ListAmt;
	}   //  getListAmount

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

	/**
	 *  Line Account from Product (or Charge).
	 *
	 *  @param  AcctType see ProoductInfo.ACCTTYPE_* (0..3)
	 *  @param as Accounting schema
	 *  @return Requested Product Account
	 */
	public Account getAccount (int AcctType, AcctSchema as)
	{
		if (getM_Product_ID() == 0 && getC_Charge_ID() != 0)
		{
			BigDecimal amt = new BigDecimal (-1);		//	Revenue (-)
			if (p_DocumentType.indexOf("AP") != -1)
				amt = new BigDecimal (+1);				//	Expense (+)
			Account acct = getChargeAccount(as, amt);
			if (acct != null)
				return acct;
		}
		return p_productInfo.getAccount (AcctType, as);
	}   //  getAccount

}   //  DocLine_Invoice