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/*
* Copyright 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.incubator.net.domain;
import com.google.common.annotations.Beta;
import com.google.common.base.MoreObjects;
import org.onlab.graph.Vertex;
import org.onosproject.net.DeviceId;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Representation of the intent domain or a device that is part of the intent
* domain graph.
*/
@Beta
public class DomainVertex implements Vertex {
// FIXME we will want to add a type enum or subclasses for the two different types
// A domain vertex is either an intent domain or a device:
private final IntentDomainId domainId;
// ----- or -----
private final DeviceId deviceId;
// Serialization constructor
private DomainVertex() {
this.domainId = null;
this.deviceId = null;
}
public DomainVertex(IntentDomainId id) {
this.domainId = checkNotNull(id, "Intent domain ID cannot be null.");
this.deviceId = null;
}
public DomainVertex(DeviceId id) {
this.domainId = null;
this.deviceId = checkNotNull(id, "Device ID cannot be null.");
}
@Override
public String toString() {
if (domainId != null) {
return MoreObjects.toStringHelper(this)
.add("domainId", domainId)
.toString();
} else if (deviceId != null) {
return MoreObjects.toStringHelper(this)
.add("deviceId", deviceId)
.toString();
} else {
return MoreObjects.toStringHelper(this)
.toString();
}
}
/**
* Returns the device ID of this vertex if it is a device, returns null if it is a domain.
*
* @return the device ID of this vertex if applicable, else null
*/
public DeviceId deviceId() {
return deviceId;
}
/**
* Returns the domain ID of this vertex if it is a domain, returns null if it is a device.
*
* @return the domain ID of this vertex if applicable, else null
*/
public IntentDomainId domainId() {
return domainId;
}
}
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