文本文件编码变换

public class ExecuteConvertFileTest  
{  
    public static void main (String[] args)  
    {  
        ExecuteConvertFile execute = new ExecuteConvertFileImpl();  
        // 目录  
        String inFilename = "c:/cn.txt";       
        String outFilename = "c:/cn.txt";  
        String encoding = "UTF-8";  
        try 
        {  
            execute.executeConvertFile(inFilename, outFilename, encoding);  
        }  
        catch (FileNotFoundException e)  
        {  
            e.printStackTrace();  
        }  
        catch (IOException e)  
        {  
            e.printStackTrace();  
        }  
    }  
      
} 

附件是需要引用的jar