import java.io.IOException;


public class PipeIO implements AutoCloseable {
    protected PipeReader reader;
    protected PipeWriter writer;

    public PipeIO(String in_pipe_path, String out_pipe_path) throws IOException {
        this.reader = new PipeReader(in_pipe_path);
        this.writer = new PipeWriter(out_pipe_path);
    }

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

    public void run() throws IOException {
        String msg;
        while ((msg = this.reader.recvMessage()) != null) {
            this.handleMessage(msg);
        }
    }

    public void handleMessage(String msg) throws IOException {}
}