JAVA EE: Java Tutorial : Java IO (CharArrayReader-Copy to StringBuffer)

Wednesday, 14 September 2016

Click here to watch in Youtube :
https://www.youtube.com/watch?v=Jcr8Z7GwMIk&list=UUhwKlOVR041tngjerWxVccw

CharArrayReaderDemo.java

import java.io.CharArrayReader;
import java.io.IOException;

public class CharArrayReaderDemo
{

    public static void main(String[] args) throws IOException
    {
        CharArrayReader charArrayReader = null;
        try
        {
            char[] charArray = new char[]
            { 'H', 'e', 'l', 'l', 'o', ' ', 'R', 'a', 'm' };
            
            charArrayReader = new CharArrayReader(charArray);
            
            int ch = 0;
            StringBuffer sb = new StringBuffer("");
            while ((ch = charArrayReader.read()) != -1)
            {
                sb.append((char) ch);
            }
            System.out.println("sb = " + sb);

        }
        finally
        {
            if (charArrayReader != null)
            {
                charArrayReader.close();
            }
        }

    }
}