public synchronized boolean nextRow() throws IOException { return scroll(1) == 1; }
public synchronized int nextPage() throws IOException { return scroll(height); }
public synchronized int nextPage() throws IOException { return scroll(height); }
public synchronized boolean nextRow() throws IOException { return scroll(1) == 1; }
public synchronized boolean nextRow() throws IOException { return scroll(1) == 1; }
public synchronized int nextPage() throws IOException { return scroll(height); }