2 * Copyright (C) 2014 Red Hat, Inc.
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
9 package org.opendaylight.neutron.transcriber;
11 import org.opendaylight.neutron.neutron.spi.INeutronFirewallPolicyCRUD;
12 import org.opendaylight.neutron.neutron.spi.NeutronFirewallPolicy;
13 import org.slf4j.Logger;
14 import org.slf4j.LoggerFactory;
16 import java.lang.reflect.Method;
17 import java.util.ArrayList;
18 import java.util.HashSet;
19 import java.util.List;
20 import java.util.Map.Entry;
22 import java.util.concurrent.ConcurrentHashMap;
23 import java.util.concurrent.ConcurrentMap;
25 public class NeutronFirewallPolicyInterface implements INeutronFirewallPolicyCRUD {
26 private static final Logger logger = LoggerFactory.getLogger(NeutronFirewallPolicyInterface.class);
28 private ConcurrentMap<String, NeutronFirewallPolicy> firewallPolicyDB = new ConcurrentHashMap<String, NeutronFirewallPolicy>();
30 // this method uses reflection to update an object from it's delta.
32 private boolean overwrite(Object target, Object delta) {
33 Method[] methods = target.getClass().getMethods();
35 for(Method toMethod: methods){
36 if(toMethod.getDeclaringClass().equals(target.getClass())
37 && toMethod.getName().startsWith("set")){
39 String toName = toMethod.getName();
40 String fromName = toName.replace("set", "get");
43 Method fromMethod = delta.getClass().getMethod(fromName);
44 Object value = fromMethod.invoke(delta, (Object[])null);
46 toMethod.invoke(target, value);
48 } catch (Exception e) {
58 public boolean neutronFirewallPolicyExists(String uuid) {
59 return firewallPolicyDB.containsKey(uuid);
63 public NeutronFirewallPolicy getNeutronFirewallPolicy(String uuid) {
64 if (!neutronFirewallPolicyExists(uuid)) {
65 logger.debug("No Firewall Rule Have Been Defined");
68 return firewallPolicyDB.get(uuid);
72 public List<NeutronFirewallPolicy> getAllNeutronFirewallPolicies() {
73 Set<NeutronFirewallPolicy> allFirewallPolicies = new HashSet<NeutronFirewallPolicy>();
74 for (Entry<String, NeutronFirewallPolicy> entry : firewallPolicyDB.entrySet()) {
75 NeutronFirewallPolicy firewallPolicy = entry.getValue();
76 allFirewallPolicies.add(firewallPolicy);
78 logger.debug("Exiting getFirewallPolicies, Found {} OpenStackFirewallPolicy", allFirewallPolicies.size());
79 List<NeutronFirewallPolicy> ans = new ArrayList<NeutronFirewallPolicy>();
80 ans.addAll(allFirewallPolicies);
85 public boolean addNeutronFirewallPolicy(NeutronFirewallPolicy input) {
86 if (neutronFirewallPolicyExists(input.getFirewallPolicyUUID())) {
89 firewallPolicyDB.putIfAbsent(input.getFirewallPolicyUUID(), input);
94 public boolean removeNeutronFirewallPolicy(String uuid) {
95 if (!neutronFirewallPolicyExists(uuid)) {
98 firewallPolicyDB.remove(uuid);
103 public boolean updateNeutronFirewallPolicy(String uuid, NeutronFirewallPolicy delta) {
104 if (!neutronFirewallPolicyExists(uuid)) {
107 NeutronFirewallPolicy target = firewallPolicyDB.get(uuid);
108 return overwrite(target, delta);
112 public boolean neutronFirewallPolicyInUse(String firewallPolicyUUID) {
113 return !neutronFirewallPolicyExists(firewallPolicyUUID);