msg.java

Java写的ERP系统

	 *  @param  ctx Context to retrieve language
	 *  @param	AD_Message  Message Key
	 *  @param  getText if true only return Text, if false only return Tip
	 *  @return translated text
	 */
	public static String getMsg (Properties ctx, String AD_Message, boolean getText)
	{
		return getMsg (Env.getAD_Language(ctx), AD_Message, getText);
	}   //  getMsg

	/**
	 *  Get translated text message for AD_Message
	 *  @param  language Language
	 *  @param	AD_Message  Message Key
	 *  @param  getText if true only return Text, if false only return Tip
	 *  @return translated text
	 */
	public static String getMsg (Language language, String AD_Message, boolean getText)
	{
		return getMsg (language.getAD_Language(), AD_Message, getText);
	}   //  getMsg

	/**
	 *	Get clear text for AD_Message with parameters
	 *  @param  ctx Context to retrieve language
	 *  @param AD_Message   Message yey
	 *  @param args         MessageFormat arguments
	 *  @return translated text
	 *  @see java.text.MessageFormat for formatting options
	 */
	public static String getMsg(Properties ctx, String AD_Message, Object[] args)
	{
		return getMsg (Env.getAD_Language(ctx), AD_Message, args);
	}	//	getMsg

	/**
	 *	Get clear text for AD_Message with parameters
	 *  @param  language Language
	 *  @param AD_Message   Message yey
	 *  @param args         MessageFormat arguments
	 *  @return translated text
	 *  @see java.text.MessageFormat for formatting options
	 */
	public static String getMsg(Language language, String AD_Message, Object[] args)
	{
		return getMsg (language.getAD_Language(), AD_Message, args);
	}	//	getMsg

	/**
	 *	Get clear text for AD_Message with parameters
	 *  @param ad_language  Language
	 *  @param AD_Message   Message yey
	 *  @param args         MessageFormat arguments
	 *  @return translated text
	 *  @see java.text.MessageFormat for formatting options
	 */
	public static String getMsg (String ad_language, String AD_Message, Object[] args)
	{
		String retStr = getMsg(ad_language, AD_Message);
		retStr = MessageFormat.format(retStr, args);	//	format string
		return retStr;
	}	//	getMsg

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

	/**
	 * 	Get Amount in Words
	 * 	@param language language
	 * 	@param amount numeric amount (352.80)
	 * 	@return amount in words (three*five*two 80/100)
	 */
	public static String getAmtInWords (Language language, String amount)
	{
		if (amount == null || language == null)
			return amount;
		//
		StringBuffer sb = new StringBuffer();
		int pos = amount.lastIndexOf('.');
		int pos2 = amount.lastIndexOf(',');
		if (pos2 > pos)
			pos = pos2;
		for (int i = 0; i < amount.length(); i++)
		{
			if (pos == i)	//	we are done
			{
				String cents = amount.substring(i+1);
				sb.append(' ').append(cents).append("/100");
				break;
			}
			else
			{
				char c = amount.charAt(i);
				if (c == ',' || c == '.')	//	skip thousand separator
					continue;
				if (sb.length() > 0)
					sb.append("*");
				sb.append(getMsg(language, String.valueOf(c)));
			}
		}
		return sb.toString();
	}	//	getAmtInWords


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

	/**
	 *  Get Translation for Element
	 *  @param ad_language language
	 *  @param ColumnName column name
	 *  @param isSOTrx if false PO terminology is used (if exists)
	 *  @return Name of the Column or "" if not found
	 */
	public static String getElement (String ad_language, String ColumnName, boolean isSOTrx)
	{
		if (ColumnName == null || ColumnName.equals(""))
			return "";
		String AD_Language = ad_language;
		if (AD_Language == null || AD_Language.length() == 0)
			AD_Language = Language.getBaseAD_Language();

		//	Check AD_Element
		String retStr = "";
		try
		{
			PreparedStatement pstmt = null;
			try
			{
				if (AD_Language == null || AD_Language.length() == 0 || Env.isBaseLanguage(AD_Language, "AD_Element"))
					pstmt = DB.prepareStatement("SELECT Name, PO_Name FROM AD_Element WHERE UPPER(ColumnName)=?");
				else
				{
					pstmt = DB.prepareStatement("SELECT t.Name, t.PO_Name FROM AD_Element_Trl t, AD_Element e "
						+ "WHERE t.AD_Element_ID=e.AD_Element_ID AND UPPER(e.ColumnName)=? "
						+ "AND t.AD_Language=?");
					pstmt.setString(2, AD_Language);
				}
			}
			catch (Exception e)
			{
				return ColumnName;
			}
			pstmt.setString(1, ColumnName.toUpperCase());
			ResultSet rs = pstmt.executeQuery();
			if (rs.next())
			{
				retStr = rs.getString(1);
				if (!isSOTrx)
				{
					String temp = rs.getString(2);
					if (temp != null && temp.length() > 0)
						retStr = temp;
				}
			}
			rs.close();
			pstmt.close();
		}
		catch (SQLException e)
		{
			s_log.error ("getElement", e);
			return "";
		}
		if (retStr != null)
			return retStr.trim();
		return retStr;
	}   //  getElement

	/**
	 *  Get Translation for Element using Sales terminology
	 *  @param ctx context
	 *  @param ColumnName column name
	 *  @return Name of the Column or "" if not found
	 */
	public static String getElement (Properties ctx, String ColumnName)
	{
		return getElement (Env.getAD_Language(ctx), ColumnName, true);
	}   //  getElement

	/**
	 *  Get Translation for Element
	 *  @param ctx context
	 *  @param ColumnName column name
	 *  @param isSOTrx sales transaction
	 *  @return Name of the Column or "" if not found
	 */
	public static String getElement (Properties ctx, String ColumnName, boolean isSOTrx)
	{
		return getElement (Env.getAD_Language(ctx), ColumnName, isSOTrx);
	}   //  getElement


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

	/**
	 *	"Translate" text.
	 *  <pre>
	 *		- Check AD_Message.AD_Message 	->	MsgText
	 *		- Check AD_Element.ColumnName	->	Name
	 *  </pre>
	 *  If checking AD_Element, the SO terminology is used.
	 *  @param ad_language  Language
	 *  @param text         Text
	 *  @return translated text or original text if not found
	 */
	public static String translate(String ad_language, String text)
	{
		if (text == null || text.equals(""))
			return "";
		String AD_Language = ad_language;
		if (AD_Language == null || AD_Language.length() == 0)
			AD_Language = Language.getBaseAD_Language();

		//	Check AD_Message
		String retStr = lookup (AD_Language, text);
		if (retStr != null)
			return retStr;

		//	Check AD_Element
		retStr = getElement(AD_Language, text, true);
		if (!retStr.equals(""))
			return retStr.trim();

		//	Nothing found
		if (!text.startsWith("*") && Log.getTraceLevel() > Log.l6_Database)
			s_log.warn("translate - NOT found: " + text);
		return text;
	}	//	translate

	/**
	 *	"Translate" text.
	 *  <pre>
	 * 		- Check Context
	 *		- Check AD_Message.AD_Message 	->	MsgText
	 *		- Check AD_Element.ColumnName	->	Name
	 *  </pre>
	 *  @param ctx  Context
	 *  @param text         Text
	 *  @return translated text or original text if not found
	 */
	public static String translate(Properties ctx, String text)
	{
		String s = (String)ctx.get(text);
		if (s != null && s.length() > 0)
			return s;
		return translate (Env.getAD_Language(ctx), text);
	}   //  translate

	/**
	 *	"Translate" text.
	 *  <pre>
	 *		- Check AD_Message.AD_Message 	->	MsgText
	 *		- Check AD_Element.ColumnName	->	Name
	 *  </pre>
	 *  @param language Language
	 *  @param text     Text
	 *  @return translated text or original text if not found
	 */
	public static String translate(Language language, String text)
	{
		return translate (language.getAD_Language(), text);
	}   //  translate

	/**
	 *	Translate elements enclosed in @
	 *  @param ctx      Context
	 *  @param text     Text
	 *  @return translated text or original text if not found
	 */
	public static String parseTranslation(Properties ctx, String text)
	{
		if (text == null || text.length() == 0)
			return text;

		String inStr = text;
		String token;
		StringBuffer outStr = new StringBuffer();

		int i = inStr.indexOf("@");
		while (i != -1)
		{
			outStr.append(inStr.substring(0, i));			// up to @
			inStr = inStr.substring(i+1, inStr.length());	// from first @

			int j = inStr.indexOf("@");						// next @
			if (j < 0)										// no second tag
			{
				inStr = "@" + inStr;
				break;
			}

			token = inStr.substring(0, j);
			outStr.append(translate(ctx, token));			// replace context

			inStr = inStr.substring(j+1, inStr.length());	// from second @
			i = inStr.indexOf("@");
		}

		outStr.append(inStr);           					//	add remainder
		return outStr.toString();
	}   //  parseTranslation

}	//	Msg