package javax.comm;
/*************************************************************************
* Copyright (c) 1999, 2009 IBM. *
* All rights reserved. This program and the accompanying materials *
* are made available under the terms of the Eclipse Public License v1.0 *
* which accompanies this distribution, and is available at *
* http://www.eclipse.org/legal/epl-v10.html *
* *
* Contributors: *
* IBM - initial API and implementation *
************************************************************************/
import java.util.*;
/**
* @author IBM
* @version 1.2.0
* @since 1.0
*/
public abstract class ParallelPort extends CommPort {
/**
* Define the lpt mode any (int) constant.
*/
public static final int LPT_MODE_ANY = 0;
/**
* Define the lpt mode spp (int) constant.
*/
public static final int LPT_MODE_SPP = 1;
/**
* Define the lpt mode ps2 (int) constant.
*/
public static final int LPT_MODE_PS2 = 2;
/**
* Define the lpt mode epp (int) constant.
*/
public static final int LPT_MODE_EPP = 3;
/**
* Define the lpt mode ecp (int) constant.
*/
public static final int LPT_MODE_ECP = 4;
/**
* Define the lpt mode nibble (int) constant.
*/
public static final int LPT_MODE_NIBBLE = 5;
/**
* Constructs an instance of this class.
*/
protected ParallelPort() {
super();
}
/**
* Add event listener with the specified lsnr parameter.
* @param lsnr The lsnr (<code>ParallelPortEventListener</code>) parameter.
* @throws TooManyListenersException Too Many Listeners Exception.
* @see #removeEventListener()
*/
public abstract void addEventListener(final ParallelPortEventListener lsnr) throws TooManyListenersException;
/**
* Gets the mode (int) value.
* @return The mode (<code>int</code>) value.
* @see #setMode(int)
*/
public abstract int getMode();
/**
* Gets the output buffer free (int) value.
* @return The output buffer free (<code>int</code>) value.
*/
public abstract int getOutputBufferFree();
/**
* Gets the paper out (boolean) value.
* @return The paper out (<code>boolean</code>) value.
*/
public abstract boolean isPaperOut();
/**
* Gets the printer busy (boolean) value.
* @return The printer busy (<code>boolean</code>) value.
*/
public abstract boolean isPrinterBusy();
/**
* Gets the printer error (boolean) value.
* @return The printer error (<code>boolean</code>) value.
*/
public abstract boolean isPrinterError();
/**
* Gets the printer selected (boolean) value.
* @return The printer selected (<code>boolean</code>) value.
*/
public abstract boolean isPrinterSelected();
/**
* Gets the printer timed out (boolean) value.
* @return The printer timed out (<code>boolean</code>) value.
*/
public abstract boolean isPrinterTimedOut();
/**
* Notify on buffer with the specified notify parameter.
* @param notify The notify (<code>boolean</code>) parameter.
*/
public abstract void notifyOnBuffer(final boolean notify);
/**
* Notify on error with the specified notify parameter.
* @param notify The notify (<code>boolean</code>) parameter.
*/
public abstract void notifyOnError(final boolean notify);
/**
* Remove event listener.
* @see #addEventListener(ParallelPortEventListener)
*/
public abstract void removeEventListener();
/**
* Restart.
*/
public abstract void restart();
/**
* Sets the mode value.
* @param mode The mode (<code>int</code>) parameter.
* @return The mode (<code>int</code>) value.
* @throws UnsupportedCommOperationException Unsupported Comm Operation Exception.
* @see #getMode()
*/
public abstract int setMode(final int mode) throws UnsupportedCommOperationException;
/**
* Suspend.
*/
public abstract void suspend();
}