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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
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 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 * exception as provided by Oracle in the GPL Version 2 section of the License
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 *
 * Modifications:
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 * elects to include this software in this distribution under the [CDDL or GPL
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 * recipient has the option to distribute your version of this file under
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 */

package com.sun.jts.utils;


import org.omg.CosTransactions.*;
import javax.transaction.xa.*;
import java.util.*;
import java.util.logging.*;
import java.text.*;

/**
 * This class is used to format the trace record. 
 *
 * @author K Venugopal
 * @version 1.0
 */
public class LogFormatter 
{
  /**
   * Helper method to convert a byte arror to string. This is typically used for printing Xids.
   *
   * @param byteArray a byte[] value
   * @return a String value
   */
  
    public static String convertToString(byte[] byteArray)
    {
        int i;
        StringBuffer strBuf=new StringBuffer();
        for(i = 0; i < byteArray.length; i++)
         {
            strBuf.append(byteArray[i]);    
        }    
        return strBuf.toString();
    }

  /**
   * Converts an array of xids to string that can be printed. Its a helper method.
   *
   * @param xidArray a Xid[] value
   * @return a String value
   */
    public static String convertXidArrayToString(Xid[] xidArray)
    {
	if(xidArray.length != 0)
	{
        	int i;
        	StringBuffer strBuf = new StringBuffer("Xid class name is " + xidArray[0].getClass().getName() + " Number of Xids are " + xidArray.length + " [ ");
        	for(i = 0; i < xidArray.length - 1; i++)
        	{
            		strBuf.append(xidArray[i]).append("\n");
        	}
        	strBuf.append(xidArray[xidArray.length - 1]).append(" ]");
        	return strBuf.toString();
	}
	else
		return " null ";
    }

  /**
   * Helper method to convert properties to string.
   *
   * @param prop a Properties value
   * @return a String value
   */
    public static String convertPropsToString(Properties prop)
    {
        if(prop==null){
	    return "{null}";
        }
        StringBuffer strBuf =  new StringBuffer("{ ");
        for(Enumeration enum1 = prop.propertyNames(); enum1.hasMoreElements(); )
        {
            Object obj = enum1.nextElement();
            strBuf.append("[ ").append(obj).append("->");
            Object val=prop.getProperty((String)obj);
            if(val==null)
	        strBuf.append("null");
            else
                strBuf.append((String)val);        
            strBuf.append(" ] ");
        }        
        strBuf.append("}");
        return strBuf.toString();
    }

	/**
	    getLocalizedMessage is used to localize the messages being used in
		exceptions
	**/

	public static String getLocalizedMessage(Logger logger , String key){
		try{
			ResourceBundle rb = logger.getResourceBundle();
			String message = rb.getString(key);
			return message;
		}catch ( Exception ex){
			logger.log(Level.FINE,"JTS:Error while localizing the log message");
			return key;
		}
	}
	
	/**
	    getLocalizedMessage is used to localize the messages being used in
		exceptions with arguments inserted appropriately.
	**/

	public static String getLocalizedMessage(Logger logger , String key,
											Object[] args){
		try{
			ResourceBundle rb = logger.getResourceBundle();
			String message = rb.getString(key);
			return MessageFormat.format(message,args);
		}catch ( Exception ex){
				logger.log(Level.FINE,"JTS:Error while localizing the log message");
			return key;
		}
	}
}