Java ObjectInputStream .readBoolean ()

public boolean readBoolean()   throws IOException

//from  www  .java2s.  com
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

public class Main {

  public static void main(String[] args) throws Exception {
    FileOutputStream out = new FileOutputStream("test.txt");
    ObjectOutputStream oout = new ObjectOutputStream(out);

    // write something in the file
    oout.writeBoolean(true);
    oout.flush();
    oout.close();
    // create an ObjectInputStream for the file we created before
    ObjectInputStream ois = new ObjectInputStream(new FileInputStream(
        "test.txt"));

    // read and print a boolean
    System.out.println(ois.readBoolean());
    ois.close();

  }
}