| package org.onlab.onos.net; |
| |
| import java.net.URI; |
| import java.util.Objects; |
| |
| /** |
| * Immutable representation of a network element identity. |
| */ |
| public abstract class ElementId { |
| |
| private final URI uri; |
| |
| // Default constructor for serialization |
| protected ElementId() { |
| this.uri = null; |
| } |
| |
| /** |
| * Creates an element identifier using the supplied URI. |
| * |
| * @param uri backing URI |
| */ |
| protected ElementId(URI uri) { |
| this.uri = uri; |
| } |
| |
| /** |
| * Returns the backing URI. |
| * |
| * @return backing URI |
| */ |
| public URI uri() { |
| return uri; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(uri); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof ElementId) { |
| final ElementId that = (ElementId) obj; |
| return this.getClass() == that.getClass() && |
| Objects.equals(this.uri, that.uri); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return uri.toString(); |
| } |
| |
| } |