| /* |
| * Copyright 2018-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.net.pi.runtime.data; |
| |
| import com.google.common.annotations.Beta; |
| import com.google.common.base.Objects; |
| import com.google.common.collect.ImmutableList; |
| import org.onosproject.net.pi.model.PiData; |
| |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.StringJoiner; |
| |
| /** |
| * PiHeaderUnionStack entity in a protocol-independent pipeline. |
| */ |
| @Beta |
| public final class PiHeaderUnionStack implements PiData { |
| private final ImmutableList<PiHeaderUnion> headerUnions; |
| |
| /** |
| * Creates a new protocol-independent header union stack instance for the given collection of HeaderUnion. |
| * |
| * @param headerUnions the collection of headerUnion |
| */ |
| private PiHeaderUnionStack(List<PiHeaderUnion> headerUnions) { |
| this.headerUnions = ImmutableList.copyOf(headerUnions); |
| } |
| |
| /** |
| * Returns a new protocol-independent header union stack. |
| * @param headerUnions the list of headerUnion |
| * @return header union stack |
| */ |
| public static PiHeaderUnionStack of(List<PiHeaderUnion> headerUnions) { |
| return new PiHeaderUnionStack(headerUnions); |
| } |
| |
| /** |
| * Return the collection of header union. |
| * |
| * @return the collection header union |
| */ |
| public Collection<PiHeaderUnion> headerUnions() { |
| return this.headerUnions; |
| } |
| |
| @Override |
| public Type type() { |
| return Type.HEADERUNIONSTACK; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| PiHeaderUnionStack headerUnionStack = (PiHeaderUnionStack) o; |
| return Objects.equal(headerUnions, headerUnionStack.headerUnions); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(headerUnions); |
| } |
| |
| @Override |
| public String toString() { |
| StringJoiner stringParams = new StringJoiner(", ", "(", ")"); |
| this.headerUnions().forEach(p -> stringParams.add(p.toString())); |
| return stringParams.toString(); |
| } |
| } |