transcriber/src/main/java/org/opendaylight/neutron/transcriber/NeutronLoadBalancerHealthMonitorInterface.java

   1 /*
   2  * Copyright (C) 2014 Red Hat, Inc.
   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.neutron.transcriber;
  10
  11 import java.lang.reflect.Method;
  12 import java.util.ArrayList;
  13 import java.util.HashSet;
  14 import java.util.List;
  15 import java.util.Map.Entry;
  16 import java.util.Set;
  17 import java.util.concurrent.ConcurrentHashMap;
  18 import java.util.concurrent.ConcurrentMap;
  19
  20 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  21 import org.opendaylight.neutron.spi.INeutronLoadBalancerHealthMonitorCRUD;
  22 import org.opendaylight.neutron.spi.NeutronLoadBalancerHealthMonitor;
  23 import org.opendaylight.yangtools.yang.binding.DataObject;
  24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 public class NeutronLoadBalancerHealthMonitorInterface extends AbstractNeutronInterface implements INeutronLoadBalancerHealthMonitorCRUD {
  29     private static final Logger logger = LoggerFactory.getLogger(NeutronLoadBalancerHealthMonitorInterface.class);
  30     private ConcurrentMap<String, NeutronLoadBalancerHealthMonitor> loadBalancerHealthMonitorDB = new ConcurrentHashMap<String, NeutronLoadBalancerHealthMonitor>();
  31
  32
  33     NeutronLoadBalancerHealthMonitorInterface(ProviderContext providerContext) {
  34         super(providerContext);
  35     }
  36
  37     // this method uses reflection to update an object from it's delta.
  38
  39     private boolean overwrite(Object target, Object delta) {
  40         Method[] methods = target.getClass().getMethods();
  41
  42         for (Method toMethod : methods) {
  43             if (toMethod.getDeclaringClass().equals(target.getClass())
  44                     && toMethod.getName().startsWith("set")) {
  45
  46                 String toName = toMethod.getName();
  47                 String fromName = toName.replace("set", "get");
  48
  49                 try {
  50                     Method fromMethod = delta.getClass().getMethod(fromName);
  51                     Object value = fromMethod.invoke(delta, (Object[]) null);
  52                     if (value != null) {
  53                         toMethod.invoke(target, value);
  54                     }
  55                 } catch (Exception e) {
  56                     e.printStackTrace();
  57                     return false;
  58                 }
  59             }
  60         }
  61         return true;
  62     }
  63
  64     @Override
  65     public boolean neutronLoadBalancerHealthMonitorExists(String uuid) {
  66         return loadBalancerHealthMonitorDB.containsKey(uuid);
  67     }
  68
  69     @Override
  70     public NeutronLoadBalancerHealthMonitor getNeutronLoadBalancerHealthMonitor(String uuid) {
  71         if (!neutronLoadBalancerHealthMonitorExists(uuid)) {
  72             logger.debug("No LoadBalancerHealthMonitor has Been Defined");
  73             return null;
  74         }
  75         return loadBalancerHealthMonitorDB.get(uuid);
  76     }
  77
  78     @Override
  79     public List<NeutronLoadBalancerHealthMonitor> getAllNeutronLoadBalancerHealthMonitors() {
  80         Set<NeutronLoadBalancerHealthMonitor> allLoadBalancerHealthMonitors = new HashSet<NeutronLoadBalancerHealthMonitor>();
  81         for (Entry<String, NeutronLoadBalancerHealthMonitor> entry : loadBalancerHealthMonitorDB.entrySet()) {
  82             NeutronLoadBalancerHealthMonitor loadBalancerHealthMonitor = entry.getValue();
  83             allLoadBalancerHealthMonitors.add(loadBalancerHealthMonitor);
  84         }
  85         logger.debug("Exiting getLoadBalancerHealthMonitors, Found {} OpenStackLoadBalancerHealthMonitor", allLoadBalancerHealthMonitors.size());
  86         List<NeutronLoadBalancerHealthMonitor> ans = new ArrayList<NeutronLoadBalancerHealthMonitor>();
  87         ans.addAll(allLoadBalancerHealthMonitors);
  88         return ans;
  89     }
  90
  91     @Override
  92     public boolean addNeutronLoadBalancerHealthMonitor(NeutronLoadBalancerHealthMonitor input) {
  93         if (neutronLoadBalancerHealthMonitorExists(input.getLoadBalancerHealthMonitorID())) {
  94             return false;
  95         }
  96         loadBalancerHealthMonitorDB.putIfAbsent(input.getLoadBalancerHealthMonitorID(), input);
  97         //TODO: add code to find INeutronLoadBalancerHealthMonitorAware services and call newtorkCreated on them
  98         return true;
  99     }
 100
 101     @Override
 102     public boolean removeNeutronLoadBalancerHealthMonitor(String uuid) {
 103         if (!neutronLoadBalancerHealthMonitorExists(uuid)) {
 104             return false;
 105         }
 106         loadBalancerHealthMonitorDB.remove(uuid);
 107         //TODO: add code to find INeutronLoadBalancerHealthMonitorAware services and call newtorkDeleted on them
 108         return true;
 109     }
 110
 111     @Override
 112     public boolean updateNeutronLoadBalancerHealthMonitor(String uuid, NeutronLoadBalancerHealthMonitor delta) {
 113         if (!neutronLoadBalancerHealthMonitorExists(uuid)) {
 114             return false;
 115         }
 116         NeutronLoadBalancerHealthMonitor target = loadBalancerHealthMonitorDB.get(uuid);
 117         return overwrite(target, delta);
 118     }
 119
 120     @Override
 121     public boolean neutronLoadBalancerHealthMonitorInUse(String loadBalancerHealthMonitorUUID) {
 122         return !neutronLoadBalancerHealthMonitorExists(loadBalancerHealthMonitorUUID);
 123     }
 124
 125     @Override
 126     protected InstanceIdentifier createInstanceIdentifier(DataObject item) {
 127         // TODO Auto-generated method stub
 128         return null;
 129     }
 130
 131     @Override
 132     protected DataObject toMd(Object neutronObject) {
 133         // TODO Auto-generated method stub
 134         return null;
 135     }
 136
 137     @Override
 138     protected DataObject toMd(String uuid) {
 139         // TODO Auto-generated method stub
 140         return null;
 141     }
 142 }