org.eclipse.virgo.osgi.console/src/main/java/org/eclipse/virgo/osgi/console/telnet/TerminalTypeMappings.java

/*******************************************************************************
 * Copyright (c) 2011 SAP AG
 * 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:
 *    Lazar Kirchev, SAP AG - initial contribution
 ******************************************************************************/

package org.eclipse.virgo.osgi.console.telnet;

import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

import org.eclipse.virgo.osgi.console.common.KEYS;

public abstract class TerminalTypeMappings {

    protected Map<String, KEYS> escapesToKey;

    protected String[] escapes;

    protected byte BACKSPACE;

    protected byte DEL;

    public TerminalTypeMappings() {
        escapesToKey = new HashMap<String, KEYS>();
        escapesToKey.put("[A", KEYS.UP); //$NON-NLS-1$
        escapesToKey.put("[B", KEYS.DOWN); //$NON-NLS-1$
        escapesToKey.put("[C", KEYS.RIGHT); //$NON-NLS-1$
        escapesToKey.put("[D", KEYS.LEFT); //$NON-NLS-1$
        escapesToKey.put("[G", KEYS.CENTER); //$NON-NLS-1$
        setKeypadMappings();
        createEscapes();
    }

    public Map<String, KEYS> getEscapesToKey() {
        return escapesToKey;
    }

    public String[] getEscapes() {
        if (escapes != null) {
            return Arrays.copyOf(escapes, escapes.length);
        } else {
            return null;
        }
    }

    public byte getBackspace() {
        return BACKSPACE;
    }

    public byte getDel() {
        return DEL;
    }

    public abstract void setKeypadMappings();

    private void createEscapes() {
        escapes = new String[escapesToKey.size()];
        Object[] temp = escapesToKey.keySet().toArray();
        for (int i = 0; i < escapes.length; i++) {
            escapes[i] = (String) temp[i];
        }
    }
}