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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;
import com.google.common.annotations.Beta;
import org.onosproject.core.ApplicationId;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.OchSignal;
import org.onosproject.net.OchSignalType;
import org.onosproject.net.Path;
import com.google.common.base.MoreObjects;
import com.google.common.collect.ImmutableSet;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* An optical layer intent with explicitly selected path.
*/
@Beta
public final class OpticalPathIntent extends Intent {
private final ConnectPoint src;
private final ConnectPoint dst;
private final Path path;
private final OchSignal lambda;
private final OchSignalType signalType;
private final boolean isBidirectional;
private OpticalPathIntent(ApplicationId appId,
Key key,
ConnectPoint src,
ConnectPoint dst,
Path path,
OchSignal lambda,
OchSignalType signalType,
boolean isBidirectional,
int priority) {
super(appId, key, ImmutableSet.copyOf(path.links()), priority);
this.src = checkNotNull(src);
this.dst = checkNotNull(dst);
this.path = checkNotNull(path);
this.lambda = checkNotNull(lambda);
this.signalType = checkNotNull(signalType);
this.isBidirectional = isBidirectional;
}
protected OpticalPathIntent() {
this.src = null;
this.dst = null;
this.path = null;
this.lambda = null;
this.signalType = null;
this.isBidirectional = true;
}
/**
* Returns a new optical connectivity intent builder.
*
* @return host to host intent builder
*/
public static Builder builder() {
return new Builder();
}
/**
* Builder for optical path intents.
*/
public static class Builder extends Intent.Builder {
private ConnectPoint src;
private ConnectPoint dst;
private Path path;
private OchSignal lambda;
private OchSignalType signalType;
private boolean isBidirectional;
Key key;
@Override
public Builder appId(ApplicationId appId) {
return (Builder) super.appId(appId);
}
@Override
public Builder key(Key key) {
return (Builder) super.key(key);
}
@Override
public Builder priority(int priority) {
return (Builder) super.priority(priority);
}
/**
* Sets the source for the intent that will be built.
*
* @param src source to use for built intent
* @return this builder
*/
public Builder src(ConnectPoint src) {
this.src = src;
return this;
}
/**
* Sets the destination for the intent that will be built.
*
* @param dst dest to use for built intent
* @return this builder
*/
public Builder dst(ConnectPoint dst) {
this.dst = dst;
return this;
}
/**
* Sets the path for the intent that will be built.
*
* @param path path to use for built intent
* @return this builder
*/
public Builder path(Path path) {
this.path = path;
return this;
}
/**
* Sets the optical channel (lambda) for the intent that will be built.
*
* @param lambda the optical channel
* @return this builder
*/
public Builder lambda(OchSignal lambda) {
this.lambda = lambda;
return this;
}
/**
* Sets the optical signal type for the intent that will be built.
*
* @param signalType the optical signal type
* @return this builder
*/
public Builder signalType(OchSignalType signalType) {
this.signalType = signalType;
return this;
}
/**
* Sets the intent's direction.
*
* @param isBidirectional indicates if intent is bidirectional
* @return this builder
*/
public Builder bidirectional(boolean isBidirectional) {
this.isBidirectional = isBidirectional;
return this;
}
/**
* Builds an optical path intent from the accumulated parameters.
*
* @return optical path intent
*/
public OpticalPathIntent build() {
return new OpticalPathIntent(
appId,
key,
src,
dst,
path,
lambda,
signalType,
isBidirectional,
priority
);
}
}
public ConnectPoint src() {
return src;
}
public ConnectPoint dst() {
return dst;
}
public Path path() {
return path;
}
public OchSignal lambda() {
return lambda;
}
public OchSignalType signalType() {
return signalType;
}
public boolean isBidirectional() {
return isBidirectional;
}
@Override
public String toString() {
return MoreObjects.toStringHelper(getClass())
.add("id", id())
.add("appId", appId())
.add("key", key())
.add("resources", resources())
.add("ingressPort", src)
.add("egressPort", dst)
.add("path", path)
.add("lambda", lambda)
.add("signalType", signalType)
.add("isBidirectional", isBidirectional)
.toString();
}
}
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