1 /**
2 *
3 * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com>
4 *
5 * ====================================================================
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 * ====================================================================
18 */
19 package org.jclouds.vcloud.domain.network.firewall;
20
21 import static com.google.common.base.Preconditions.checkNotNull;
22
23 import com.google.common.base.CaseFormat;
24
25 /**
26 * specifies how packets are handled by the firewall
27 *
28 */
29 public enum FirewallPolicy {
30 /**
31 * drop packets of this type
32 */
33 DROP,
34 /**
35 * allow packets of this type to pass through the firewall
36 */
37 ALLOW, UNRECOGNIZED;
38
39 public String value() {
40 return CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, name());
41 }
42
43 @Override
44 public String toString() {
45 return value();
46 }
47
48 public static FirewallPolicy fromValue(String policy) {
49 try {
50 return valueOf(CaseFormat.LOWER_CAMEL.to(CaseFormat.UPPER_UNDERSCORE, checkNotNull(policy, "policy")));
51 } catch (IllegalArgumentException e) {
52 return UNRECOGNIZED;
53 }
54 }
55
56 }