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/*
* Copyright 2014-2015 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.net.intent.constraint;
import org.onosproject.net.EncapsulationType;
import org.onosproject.net.Link;
import org.onosproject.net.resource.link.LinkResourceService;
import static com.google.common.base.MoreObjects.toStringHelper;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Encapsulation to manage core transportation.
*/
public class EncapsulationConstraint extends BooleanConstraint {
private EncapsulationType encapType;
/**
* Creates a new encapsulation constraint.
*
* @param encapType the encapsulation type {@link EncapsulationType}
*/
public EncapsulationConstraint(EncapsulationType encapType) {
checkNotNull(encapType, "EncapsulationType cannot be null");
this.encapType = encapType;
}
@Override
public boolean isValid(Link link, LinkResourceService resourceService) {
//TODO: validate the availability of the resources for each link in the path.
//e.g., availability of MPLSlabels, VLANID
return true;
}
/**
* Returns the encapsulation type required by this constraint.
*
* @return encapType
*/
public EncapsulationType encapType() {
return encapType;
}
@Override
public int hashCode() {
return encapType.hashCode();
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null || getClass() != obj.getClass()) {
return false;
}
final EncapsulationConstraint other = (EncapsulationConstraint) obj;
return this.encapType() == other.encapType();
}
@Override
public String toString() {
return toStringHelper(this).add("encapType", encapType).toString();
}
}
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