| /******************************************************************************* |
| * Copyright (c) 2014 Ericsson |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Vincent Perot - Initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.internal.pcap.core.endpoint; |
| |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.tracecompass.internal.pcap.core.packet.Packet; |
| |
| /** |
| * Class that represents a pair of endpoints. This is used to find a packet |
| * stream between to endpoints. |
| * |
| * @author Vincent Perot |
| */ |
| public class ProtocolEndpointPair { |
| |
| private final ProtocolEndpoint fEndpointA; |
| private final ProtocolEndpoint fEndpointB; |
| |
| /** |
| * Constructor of the class {@link ProtocolEndpointPair}. It constructs a |
| * {@link ProtocolEndpointPair} object from a packet. |
| * |
| * @param packet |
| * The packet that contains the endpoints. |
| */ |
| public ProtocolEndpointPair(Packet packet) { |
| fEndpointA = packet.getSourceEndpoint(); |
| fEndpointB = packet.getDestinationEndpoint(); |
| } |
| |
| /** |
| * Getter method that returns the first endpoint of the pair. |
| * |
| * @return The first endpoint. |
| */ |
| public ProtocolEndpoint getFirstEndpoint() { |
| return fEndpointA; |
| } |
| |
| /** |
| * Getter method that returns the second endpoint of the pair. |
| * |
| * @return The second endpoint. |
| */ |
| public ProtocolEndpoint getSecondEndpoint() { |
| return fEndpointB; |
| } |
| |
| /** |
| * Constructor of the class {@link ProtocolEndpointPair}. It constructs a |
| * {@link ProtocolEndpointPair} object from two endpoints. |
| * |
| * @param endpointA |
| * The first endpoint. |
| * @param endpointB |
| * The second endpoint. |
| */ |
| public ProtocolEndpointPair(ProtocolEndpoint endpointA, ProtocolEndpoint endpointB) { |
| fEndpointA = endpointA; |
| fEndpointB = endpointB; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + fEndpointA.hashCode() * fEndpointB.hashCode(); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object obj) { |
| |
| if (this == obj) { |
| return true; |
| } |
| if (!(obj instanceof ProtocolEndpointPair)) { |
| return false; |
| } |
| ProtocolEndpointPair other = (ProtocolEndpointPair) obj; |
| |
| return (this.fEndpointA.equals(other.fEndpointA) && this.fEndpointB.equals(other.fEndpointB)) || |
| (this.fEndpointA.equals(other.fEndpointB) && this.fEndpointB.equals(other.fEndpointA)); |
| } |
| |
| } |