| /* |
| * Copyright 2015-present 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.pcep.api; |
| |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| |
| import org.onosproject.pcep.tools.PcepTools; |
| |
| /** |
| * The class representing a network switch PCEPDid. This class is immutable. |
| */ |
| public final class PcepDpid { |
| |
| private static final String SCHEME = "pcep"; |
| private static final long UNKNOWN = 0; |
| private long nodeId; |
| |
| /** |
| * Default constructor. |
| */ |
| public PcepDpid() { |
| this.nodeId = PcepDpid.UNKNOWN; |
| } |
| |
| /** |
| * Constructor from a long value. |
| * |
| * @param value long value for construct |
| */ |
| public PcepDpid(long value) { |
| this.nodeId = value; |
| } |
| |
| /** |
| * Constructor from a String. |
| * |
| * @param value string value for construct |
| */ |
| public PcepDpid(String value) { |
| this.nodeId = Long.parseLong(value, 16); |
| } |
| |
| /** |
| * Produces device URI from the given DPID. |
| * |
| * @param dpid device dpid |
| * @return device URI |
| */ |
| public static URI uri(PcepDpid dpid) { |
| return uri(dpid.nodeId); |
| } |
| |
| /** |
| * Produces device long from the given string which comes from the uri |
| * method. |
| * |
| * @param value string value which produced by uri method. |
| * @return a long value. |
| */ |
| public static long toLong(String value) { |
| return PcepTools.ipToLong(value.replace(SCHEME, "")); |
| } |
| |
| /** |
| * Produces device URI from the given DPID long. |
| * |
| * @param value device dpid as long |
| * @return device URI |
| */ |
| public static URI uri(long value) { |
| try { |
| return new URI(SCHEME, PcepTools.longToIp(value), null); |
| } catch (URISyntaxException e) { |
| return null; |
| } |
| } |
| |
| /** |
| * Return a device id with the form of long. |
| * |
| * @return long value |
| */ |
| public long value() { |
| return this.nodeId; |
| } |
| |
| } |