Java OutputStream close() Method

The close() is used to close the output stream and releases any system resources attach with this stream. If the stream is already closed then invoking this method will have no effect.

Syntax

Specified By:

close in interface AutoCloseable

Specified By:

close in interface Closeable

Throws:

IOException: If an I/O error occurs.

Example

import java.io.*;
public class OutputStreamCloseExample {
   public static void main(String[] args) {
      try {
         OutputStream os = new FileOutputStream("test.txt");
         InputStream is = new FileInputStream("test.txt");
         os.write('x');
         os.flush();
         os.close();
         System.out.println("" + (char) is.read());
      } catch (Exception ex) {
         ex.printStackTrace();
      }
   }
}

Output:

Next TopicJava OutputStream

← prev next →