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The importance of StringReader class in Java?

StringReader class is a subclass ofReader class, which can be used to read outcharacter streamacts as a source StringReader in the form of a string. TheStringReader The class will override all methods from the Reader class. Important methods of the StringReader classskip(), , close(),,mark()markSupported()reset() et al.

Syntax

Public class StringReader extends Reader

Example

import java.io.StringReader;
import java.io.IOException;
public class StringReaderTest {
   public static void main(String[] args) {
      String str = "Welcome to oldtoolbag.com";
      StringReader strReader = new StringReader(str);
      try {
         int i;
         while((i = strReader.read()) != -1) {
            System.out.print((char)i);
         }
      } catch(IOException ioe) {
         System.out.println(ioe);
      } finally {
         if(strReader != null) {
            try {
               strReader.close();
            } catch(Exception e) {
               System.out.println(e);
            }
         }
      }
   }
}

Output Result

Welcome to oldtoolbag.com