Java IO Tutorial - Java StringWriter() Constructor

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Syntax

StringWriter() constructor from StringWriter has the following syntax.

public StringWriter()

Example

In the following code shows how to use StringWriter.StringWriter() constructor.

/*from ww w  . java  2  s.  co m*/
import java.io.IOException;
import java.io.StringWriter;

public class Main {
  public static void main(String args[]) throws IOException {
    StringWriter outStream = new StringWriter();
    String s = "This is a test from j a va2s.com.";
    for (int i = 0; i < s.length(); ++i)
      outStream.write(s.charAt(i));
    System.out.println("outstream: " + outStream);
    System.out.println("size: " + outStream.toString().length());
  }
}
  

The output:

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