api/src/main/java/org/onosproject/segmentrouting/policy/api/TrafficMatchId.java

/*
 * Copyright 2021-present Open Networking Foundation
 *
 * 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.policy.api;

import org.onlab.util.Identifier;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;

/**
 * Representation of a traffic match id.
 */
public final class TrafficMatchId extends Identifier<Integer> {

    protected TrafficMatchId(int value) {
        super(value);
    }

    /**
     * Converts an int into a traffic match id.
     *
     * @param value the value of the id
     * @return the traffic match id
     */
    public static TrafficMatchId trafficMatchId(int value) {
        return new TrafficMatchId(value);
    }

    /**
     * Returns the id of the traffic match given the value.
     *
     * @param name traffic match id value
     * @return traffic match id
     */
    public static TrafficMatchId of(String name) {
        checkNotNull(name);
        checkArgument(!name.isEmpty(), "Name cannot be empty");
        return new TrafficMatchId(Integer.parseInt(name));
    }

    @Override
    public String toString() {
        return String.valueOf(this.identifier);
    }

}