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/*
 * Copyright (c) 2017, 2018 Ericsson S.A. and others.  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
 */

package org.opendaylight.sfc.shell;

import java.io.PrintStream;
import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.console.Session;

/**
 * Abstract command with some common functionality shared by the rest
 * of the commands.
 *
 * @author David Suárez ([email protected])
 *
 */
public abstract class AbstractCommand implements Action {

    // Default value for fields that are not present
    protected static final String NO_VALUE = "------";

    protected static final String SEPARATOR = ", ";

    @Reference
    protected Session session;

    public Session getSession() {
        return session;
    }

    public PrintStream getConsole() {
        return getSession().getConsole();
    }
}