| /* |
| * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package sun.rmi.transport; |
| |
| import java.rmi.server.ObjID; |
| |
| /** |
| * An object used as a key to the object table that maps an |
| * instance of this class to a Target. |
| * |
| * @author Ann Wollrath |
| **/ |
| class ObjectEndpoint { |
| |
| private final ObjID id; |
| private final Transport transport; |
| |
| /** |
| * Constructs a new ObjectEndpoint instance with the specified id and |
| * transport. The specified id must be non-null, and the specified |
| * transport must either be non-null or the specified id must be |
| * equivalent to an ObjID constructed with ObjID.DGC_ID. |
| * |
| * @param id the object identifier |
| * @param transport the transport |
| * @throws NullPointerException if id is null |
| **/ |
| ObjectEndpoint(ObjID id, Transport transport) { |
| if (id == null) { |
| throw new NullPointerException(); |
| } |
| assert transport != null || id.equals(new ObjID(ObjID.DGC_ID)); |
| |
| this.id = id; |
| this.transport = transport; |
| } |
| |
| /** |
| * Compares the specified object with this object endpoint for |
| * equality. |
| * |
| * This method returns true if and only if the specified object is an |
| * ObjectEndpoint instance with the same object identifier and |
| * transport as this object. |
| **/ |
| public boolean equals(Object obj) { |
| if (obj instanceof ObjectEndpoint) { |
| ObjectEndpoint oe = (ObjectEndpoint) obj; |
| return id.equals(oe.id) && transport == oe.transport; |
| } else { |
| return false; |
| } |
| } |
| |
| /** |
| * Returns the hash code value for this object endpoint. |
| */ |
| public int hashCode() { |
| return id.hashCode() ^ (transport != null ? transport.hashCode() : 0); |
| } |
| |
| /** |
| * Returns a string representation for this object endpoint. |
| */ |
| public String toString() { |
| return id.toString(); |
| } |
| } |