Streams Lab. Solution for reading ASCII file

/**
* This class purpose is to introduce two static methods
* capable to read and write an ASCII file
* @@author Jeff Zhuk
**/

public class StreamsLab
{

/**
* for an application ONLY
* read a file into a string
*
* @param iFilename
* @return string of text, or null if failure
**/
    public static String readFile(String iFilename)
    {
	     try
	     {
            BufferedReader in  = 
              new BufferedReader(new FileReader(iFilename));

            String text = ""; // start reading with empty string
            String line = null; // init line to read 

            while((line = in.readLine()) != null) { // end of file	
			
                text += line + "\r\n";	
                // windows line ending
                // for UNIX it would be just "\n"
            }

            return text;
	     }
	     catch (IOException e)
	     {
	         System.err.println("readFile failure: " + e);
	         return null;
	    }
   }


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