elanmanager/impl/src/main/java/org/opendaylight/netvirt/elan/cli/etree/EtreeGet.java

   1 /*
   2  * Copyright (c) 2016 Hewlett Packard Enterprise, Co. 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.netvirt.elan.cli.etree;
   9
  10 import java.util.List;
  11 import org.apache.karaf.shell.commands.Argument;
  12 import org.apache.karaf.shell.commands.Command;
  13 import org.apache.karaf.shell.console.OsgiCommandSupport;
  14 import org.eclipse.jdt.annotation.Nullable;
  15 import org.opendaylight.netvirt.elan.utils.ElanCLIUtils;
  16 import org.opendaylight.netvirt.elanmanager.api.IElanService;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.etree.rev160614.EtreeInstance;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 @Command(scope = "etree", name = "show", description = "display Etree Instance")
  23 public class EtreeGet extends OsgiCommandSupport {
  24
  25     private static final Logger LOG = LoggerFactory.getLogger(EtreeGet.class);
  26
  27     @Argument(index = 0, name = "etreeName", description = "ETREE-NAME", required = false, multiValued = false)
  28     private String etreeName;
  29     private IElanService elanProvider;
  30
  31     public void setElanProvider(IElanService elanServiceProvider) {
  32         this.elanProvider = elanServiceProvider;
  33     }
  34
  35     @Override
  36     @Nullable
  37     protected Object doExecute() {
  38         LOG.debug("Executing Get EtreeInstance command for {}", etreeName);
  39         if (etreeName != null) {
  40             ElanInstance elanInstance = elanProvider.getElanInstance(etreeName);
  41             if (elanInstance == null || elanInstance.augmentation(EtreeInstance.class) == null) {
  42                 session.getConsole().println("No Etree Instance present with name:" + etreeName);
  43             } else {
  44                 session.getConsole().println(getEtreeHeaderOutput());
  45                 session.getConsole()
  46                         .println(String.format(ElanCLIUtils.ETREE_CLI_FORMAT, elanInstance.getElanInstanceName(),
  47                                 elanInstance.getMacTimeout(), elanInstance.getElanTag(),
  48                                 elanInstance.getDescription()));
  49             }
  50
  51         } else {
  52             List<ElanInstance> elanInstanceList = elanProvider.getElanInstances();
  53             if (elanInstanceList != null && !elanInstanceList.isEmpty()) {
  54                 session.getConsole().println(getEtreeHeaderOutput());
  55                 for (ElanInstance elanInstance : elanInstanceList) {
  56                     if (elanInstance.augmentation(EtreeInstance.class) != null) {
  57                         session.getConsole().println(String.format(ElanCLIUtils.ETREE_INTERFACE_CLI_FORMAT,
  58                                 elanInstance.getElanInstanceName(), elanInstance.getMacTimeout(),
  59                                 elanInstance.getElanTag(),
  60                                 elanInstance.augmentation(EtreeInstance.class).getEtreeLeafTagVal().getValue(),
  61                                 elanInstance.getDescription()));
  62                     }
  63                 }
  64             } else {
  65                 session.getConsole().println("No Etree Instances are present");
  66             }
  67
  68         }
  69         return null;
  70     }
  71
  72     private static Object getEtreeHeaderOutput() {
  73         StringBuilder headerBuilder = new StringBuilder();
  74         headerBuilder.append(String.format(ElanCLIUtils.ETREE_CLI_FORMAT, "Etree Instance", "Mac-TimeOut", "Etree Tag",
  75                 "Etree Leaves Tag"));
  76         headerBuilder.append('\n');
  77         headerBuilder.append(ElanCLIUtils.HEADER_UNDERLINE);
  78         return headerBuilder.toString();
  79     }
  80 }