import java.io.*;
public class BasicTapeDevice {
    public TapeDevice(String pathName) throws IOException { ... }
    public synchronized void close() throws IOException { ... }
    public InputStream getInputStream() throws IOException { ... }
    public OutputStream getOutputStream() throws IOException {
    public int getBlockSize() throws IOException { ... }
    public void setBlockSize(int bs) throws IOException { ... }
    public void rewind() throws IOException { ... }
    public void spaceEOD() throws IOException { ... }
    public void clearEOF() throws IOException { ... }
    public void clearEOM() throws IOException { ... }
    /* ... */
}

Example 1: BasicTapeDevice interface.