public class PipedWriter extends Writer { // Public Constructors public PipedWriter( ); public PipedWriter(PipedReader sink) throws IOException; // Public Instance Methods public void close( ) throws IOException; // Defines Writer.close( ) public void connect(PipedReader sink) throws IOException; public void flush( ) throws IOException; // Defines Writer.flush( ) public void write(char[ ] cbuf, int off, int len) throws IOException; // Defines Writer.write( ) }