applications/southbound-cli/src/main/java/org/opendaylight/openflowplugin/applications/southboundcli/cli/ShowNodeCommandProvider.java

   1 /*
   2  * Copyright (c) 2017 Ericsson India Global Services Pvt Ltd. 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 package org.opendaylight.openflowplugin.applications.southboundcli.cli;
   9
  10 import java.util.Formatter;
  11 import org.apache.karaf.shell.commands.Command;
  12 import org.apache.karaf.shell.commands.Option;
  13 import org.apache.karaf.shell.console.OsgiCommandSupport;
  14 import org.opendaylight.mdsal.binding.api.DataBroker;
  15 import org.opendaylight.openflowplugin.applications.southboundcli.util.OFNode;
  16 import org.opendaylight.openflowplugin.applications.southboundcli.util.ShellUtil;
  17
  18 @Command(scope = "openflow", name = "shownode", description = "shownode -d <NodeID>")
  19 public class ShowNodeCommandProvider extends OsgiCommandSupport {
  20     public static final String OUTPUT_FORMAT = "%-24s %-20s %-15s";
  21     public static final String NEW_LINE = "%-24s %-20s %-15s %n";
  22     public static final String HEADER_SEPARATOR = "---------------------------------------------"
  23             + "---------------------------------------";
  24
  25     @Option(name = "-d", description = "Node Id", required = true, multiValued = false)
  26     String nodeId;
  27
  28     private DataBroker dataBroker;
  29
  30     public void setDataBroker(final DataBroker dataBroker) {
  31         this.dataBroker = dataBroker;
  32     }
  33
  34     @SuppressWarnings("checkstyle:RegexpSinglelineJava")
  35     @Deprecated
  36     @Override
  37     protected Object doExecute() {
  38         if (nodeId == null) {
  39             System.out.println("NodeID not specified");
  40             return null;
  41         }
  42         OFNode node = ShellUtil.getNode(Long.parseLong(nodeId), dataBroker);
  43         if (node != null) {
  44             printNodeHeaderOutput();
  45             printHeaderSeparator();
  46             printNodeOutput(node);
  47         } else {
  48             System.out.println("No node available for this NodeID");
  49         }
  50         return null;
  51     }
  52
  53     @SuppressWarnings("checkstyle:RegexpSinglelineJava")
  54     private static void printNodeHeaderOutput() {
  55         Formatter formatter = new Formatter();
  56         String header = formatter.format(OUTPUT_FORMAT, "NodeId", "Name", "Ports").toString();
  57         formatter.close();
  58         System.out.println(header);
  59     }
  60
  61     @SuppressWarnings("checkstyle:RegexpSinglelineJava")
  62     private static void printHeaderSeparator() {
  63         System.out.println(HEADER_SEPARATOR);
  64     }
  65
  66     @SuppressWarnings("checkstyle:RegexpSinglelineJava")
  67     private static void printNodeOutput(final OFNode ofNode) {
  68         String ofNodeId = ofNode.getNodeId().toString();
  69         String ofNodeName = ofNode.getNodeName();
  70         System.out.print(new Formatter().format(NEW_LINE, ofNodeId, ofNodeName, ofNode.getPorts()).toString());
  71     }
  72 }