vpnservice/elanmanager/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.opendaylight.netvirt.elan.utils.ElanCLIUtils;
  15 import org.opendaylight.netvirt.elanmanager.api.IElanService;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.etree.rev160614.EtreeInstance;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
  18 import org.slf4j.Logger;
  19 import org.slf4j.LoggerFactory;
  20
  21 @Command(scope = "etree", name = "show", description = "display Etree Instance")
  22 public class EtreeGet extends OsgiCommandSupport {
  23
  24     private static final Logger logger = LoggerFactory.getLogger(EtreeGet.class);
  25
  26     @Argument(index = 0, name = "etreeName", description = "ETREE-NAME", required = false, multiValued = false)
  27     private String etreeName;
  28     private IElanService elanProvider;
  29
  30     public void setElanProvider(IElanService elanServiceProvider) {
  31         this.elanProvider = elanServiceProvider;
  32     }
  33
  34     @Override
  35     protected Object doExecute() {
  36         try {
  37             logger.debug("Executing Get EtreeInstance command" + "\t" + etreeName + "\t");
  38             if (etreeName != null) {
  39                 ElanInstance elanInstance = elanProvider.getElanInstance(etreeName);
  40                 if (elanInstance == null || elanInstance.getAugmentation(EtreeInstance.class) == null) {
  41                     System.out.println("No Etree Instance present with name:" + etreeName);
  42                 } else {
  43                     System.out.println(getEtreeHeaderOutput());
  44                     System.out.println(String.format(ElanCLIUtils.ETREE_CLI_FORMAT, elanInstance.getElanInstanceName(),
  45                             elanInstance.getMacTimeout(), elanInstance.getElanTag(), elanInstance.getDescription()));
  46                 }
  47
  48             } else {
  49                 List<ElanInstance> elanInstanceList = elanProvider.getElanInstances();
  50                 if (elanInstanceList != null && !elanInstanceList.isEmpty()) {
  51                     System.out.println(getEtreeHeaderOutput());
  52                     for (ElanInstance elanInstance : elanInstanceList) {
  53                         if (elanInstance.getAugmentation(EtreeInstance.class) != null) {
  54                             System.out.println(String.format(ElanCLIUtils.ETREE_CLI_FORMAT,
  55                                     elanInstance.getElanInstanceName(), elanInstance.getMacTimeout(),
  56                                     elanInstance.getElanTag(),
  57                                     elanInstance.getAugmentation(EtreeInstance.class).getEtreeLeafTagVal().getValue(),
  58                                     elanInstance.getDescription()));
  59                         }
  60                     }
  61                 } else {
  62                     System.out.println("No Etree Instances are present");
  63                 }
  64
  65             }
  66         } catch (Exception e) {
  67             logger.error("Elan Instance failed to get {}", e);
  68             e.printStackTrace();
  69         }
  70         return null;
  71     }
  72
  73     private Object getEtreeHeaderOutput() {
  74         StringBuilder headerBuilder = new StringBuilder();
  75         headerBuilder.append(String.format(ElanCLIUtils.ETREE_CLI_FORMAT, "Etree Instance", "Mac-TimeOut", "Etree Tag",
  76                 "Etree Leaves Tag"));
  77         headerBuilder.append('\n');
  78         headerBuilder.append(ElanCLIUtils.HEADER_UNDERLINE);
  79         return headerBuilder.toString();
  80     }
  81 }