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encapsulation constraint related to ONOS-3445
Change-Id: I5f7d912e34c343703108e0cb95c4ea94290663a8
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1 | +/* | ||
2 | + * Copyright 2014-2015 Open Networking Laboratory | ||
3 | + * | ||
4 | + * Licensed under the Apache License, Version 2.0 (the "License"); | ||
5 | + * you may not use this file except in compliance with the License. | ||
6 | + * You may obtain a copy of the License at | ||
7 | + * | ||
8 | + * http://www.apache.org/licenses/LICENSE-2.0 | ||
9 | + * | ||
10 | + * Unless required by applicable law or agreed to in writing, software | ||
11 | + * distributed under the License is distributed on an "AS IS" BASIS, | ||
12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
13 | + * See the License for the specific language governing permissions and | ||
14 | + * limitations under the License. | ||
15 | + */ | ||
16 | + | ||
17 | +package org.onosproject.net; | ||
18 | + | ||
19 | +public enum EncapsulationType { | ||
20 | + /** | ||
21 | + * Indicates an MPLS encapsulation. | ||
22 | + */ | ||
23 | + MPLS, | ||
24 | + /** | ||
25 | + * Indicates a VLAN encapsulation. | ||
26 | + */ | ||
27 | + VLAN, | ||
28 | +}; | ||
29 | + | ||
30 | + |
core/api/src/main/java/org/onosproject/net/intent/constraint/EncapsulationConstraint.java
0 → 100644
1 | +/* | ||
2 | + * Copyright 2014-2015 Open Networking Laboratory | ||
3 | + * | ||
4 | + * Licensed under the Apache License, Version 2.0 (the "License"); | ||
5 | + * you may not use this file except in compliance with the License. | ||
6 | + * You may obtain a copy of the License at | ||
7 | + * | ||
8 | + * http://www.apache.org/licenses/LICENSE-2.0 | ||
9 | + * | ||
10 | + * Unless required by applicable law or agreed to in writing, software | ||
11 | + * distributed under the License is distributed on an "AS IS" BASIS, | ||
12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
13 | + * See the License for the specific language governing permissions and | ||
14 | + * limitations under the License. | ||
15 | + */ | ||
16 | + | ||
17 | +package org.onosproject.net.intent.constraint; | ||
18 | + | ||
19 | + | ||
20 | +import org.onosproject.net.EncapsulationType; | ||
21 | +import org.onosproject.net.Link; | ||
22 | +import org.onosproject.net.resource.link.LinkResourceService; | ||
23 | + | ||
24 | +import static com.google.common.base.MoreObjects.toStringHelper; | ||
25 | +import static com.google.common.base.Preconditions.checkNotNull; | ||
26 | + | ||
27 | +/** | ||
28 | + * Encapsulation to manage core transportation. | ||
29 | + */ | ||
30 | +public class EncapsulationConstraint extends BooleanConstraint { | ||
31 | + | ||
32 | + private EncapsulationType encapType; | ||
33 | + | ||
34 | + /** | ||
35 | + * Creates a new encapsulation constraint. | ||
36 | + * | ||
37 | + * @param encapType the encapsulation type {@link EncapsulationType} | ||
38 | + */ | ||
39 | + public EncapsulationConstraint(EncapsulationType encapType) { | ||
40 | + checkNotNull(encapType, "EncapsulationType cannot be null"); | ||
41 | + this.encapType = encapType; | ||
42 | + } | ||
43 | + | ||
44 | + | ||
45 | + @Override | ||
46 | + public boolean isValid(Link link, LinkResourceService resourceService) { | ||
47 | + //TODO: validate the availability of the resources for each link in the path. | ||
48 | + //e.g., availability of MPLSlabels, VLANID | ||
49 | + | ||
50 | + return true; | ||
51 | + } | ||
52 | + | ||
53 | + /** | ||
54 | + * Returns the encapsulation type required by this constraint. | ||
55 | + * | ||
56 | + * @return encapType | ||
57 | + */ | ||
58 | + public EncapsulationType encapType() { | ||
59 | + return encapType; | ||
60 | + } | ||
61 | + | ||
62 | + @Override | ||
63 | + public int hashCode() { | ||
64 | + return encapType.hashCode(); | ||
65 | + } | ||
66 | + | ||
67 | + @Override | ||
68 | + public boolean equals(Object obj) { | ||
69 | + if (this == obj) { | ||
70 | + return true; | ||
71 | + } | ||
72 | + if (obj == null || getClass() != obj.getClass()) { | ||
73 | + return false; | ||
74 | + } | ||
75 | + final EncapsulationConstraint other = (EncapsulationConstraint) obj; | ||
76 | + return this.encapType() == other.encapType(); | ||
77 | + } | ||
78 | + | ||
79 | + @Override | ||
80 | + public String toString() { | ||
81 | + return toStringHelper(this).add("encapType", encapType).toString(); | ||
82 | + } | ||
83 | +} |
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