From 0dfa3290bfce466b626d49fd5888ae21399cfbec Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Fri, 24 Jan 2014 11:01:28 +0100 Subject: add linked list to association list converter MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/datastructures/linkedlists/Association.java | 76 +++++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 src/datastructures/linkedlists/Association.java diff --git a/src/datastructures/linkedlists/Association.java b/src/datastructures/linkedlists/Association.java new file mode 100644 index 0000000..3ccf360 --- /dev/null +++ b/src/datastructures/linkedlists/Association.java @@ -0,0 +1,76 @@ +/** + * Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see . + */ +package datastructures.linkedlists; + + +/** + * Value type that can be stored in linked lists + * to turn them in to association lists. + * + * @param The type of the key of the node + * @param The type of the value associated with the key + */ +public class Association +{ + /** + * Constructor + * + * @param key The key of the node + * @param value The value associated with the key + */ + public Association(K key, V value) + { + this.key = key; + this.value = value; + } + + + + /** + * The key of the node + */ + public K key; + + /** + * The value associated with the key + */ + public V value; + + + + /** + * {@inheritDoc} + */ + @Override + public boolean equals(Object other) + { + if ((this.key == null) || (other == null)) + return (this.key == null) && (other == null); + return this.key.equals(other); + } + + /** + * {@inheritDoc} + */ + @Override + public int hashCode() + { + return this.key.hashCode(); + } + +} + -- cgit v1.2.3-70-g09d2