/*
 * Copyright (c) 2015 Cisco Systems, Inc. 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.openflowplugin.impl.karaf;

import java.io.PrintStream;
import java.util.List;
import org.apache.karaf.shell.commands.Command;
import org.apache.karaf.shell.console.OsgiCommandSupport;
import org.opendaylight.openflowplugin.impl.statistics.ofpspecific.EventsTimeCounter;

/**
 * Created by Martin Bobak <mbobak@cisco.com> on 28.5.2015.
 */
@Command(scope = "ofp", name = "show-time-counters", description = "Shows time counts for events.")
public class ShowEventTimesComandProvider extends OsgiCommandSupport {

    @Override
    protected Object doExecute() throws Exception {
        PrintStream out = session.getConsole();
        final List<String> statistics = EventsTimeCounter.provideTimes();
        final StringBuilder result = new StringBuilder();
        for (String line : statistics) {
            result.append(line);
            result.append("\n");
        }
        out.print(result.toString());
        return null;
    }
}