BUG-3363: code optimization and cleanup - Fix eclipse warnings
[openflowplugin.git] / openflowplugin-impl / src / main / java / org / opendaylight / openflowplugin / impl / karaf / ShowSessionStatsCommandProvider.java
1 /*
2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6  * and is available at http://www.eclipse.org/legal/epl-v10.html
7  */
8
9 package org.opendaylight.openflowplugin.impl.karaf;
10
11 import java.io.PrintStream;
12 import java.util.List;
13 import org.apache.karaf.shell.commands.Command;
14 import org.apache.karaf.shell.console.OsgiCommandSupport;
15 import org.opendaylight.openflowplugin.impl.statistics.ofpspecific.SessionStatistics;
16
17 /**
18  * Created by Martin Bobak <mbobak@cisco.com> on 21.5.2015.
19  */
20
21 @Command(scope = "ofp", name = "show-session-stats", description = "Show session statistics.")
22 public class ShowSessionStatsCommandProvider extends OsgiCommandSupport {
23
24     @Override
25     protected Object doExecute() throws Exception {
26         PrintStream out = session.getConsole();
27         final List<String> statistics = SessionStatistics.provideStatistics();
28         final StringBuilder result = new StringBuilder();
29         for (String line : statistics) {
30             result.append(line);
31             result.append("\n");
32         }
33         out.print(result.toString());
34         return null;
35     }
36 }