import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.AutoCloseable;


public class PipeWriter implements AutoCloseable {
    private BufferedWriter pipe;

    public PipeWriter(String pipe_path) throws IOException {
        this.pipe = new BufferedWriter(new FileWriter(pipe_path));
    }

    public void close() throws IOException {
        this.pipe.close();
    }

    public void sendMessage(String msg) throws IOException {
        this.pipe.write(msg + "\n");
        this.pipe.flush();
    }
}