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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.segmentrouting.grouphandler;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.List;
import java.util.Objects;
import org.onosproject.net.PortNumber;
/**
* Representation of parameters used to create policy based groups.
*/
public class PolicyGroupParams {
private final List<PortNumber> ports;
private final List<Integer> labelStack;
/**
* Constructor.
*
* @param labelStack mpls label stack to be applied on the ports
* @param ports ports to be part of the policy group
*/
public PolicyGroupParams(List<Integer> labelStack,
List<PortNumber> ports) {
this.ports = checkNotNull(ports);
this.labelStack = checkNotNull(labelStack);
}
/**
* Returns the ports associated with the policy group params.
*
* @return list of port numbers
*/
public List<PortNumber> getPorts() {
return ports;
}
/**
* Returns the label stack associated with the policy group params.
*
* @return list of integers
*/
public List<Integer> getLabelStack() {
return labelStack;
}
@Override
public int hashCode() {
int result = 17;
int combinedHash = 0;
for (PortNumber port:ports) {
combinedHash = combinedHash + port.hashCode();
}
combinedHash = combinedHash + Objects.hash(labelStack);
result = 31 * result + combinedHash;
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof PolicyGroupParams) {
PolicyGroupParams that = (PolicyGroupParams) obj;
boolean result = this.labelStack.equals(that.labelStack);
result = result &&
this.ports.containsAll(that.ports) &&
that.ports.containsAll(this.ports);
return result;
}
return false;
}
}
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