1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/xpcom/ds/nsIHashable.idl Wed Dec 31 06:09:35 2014 +0100 1.3 @@ -0,0 +1,24 @@ 1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public 1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this 1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 1.7 + 1.8 +#include "nsISupports.idl" 1.9 + 1.10 +/** 1.11 + * Represents an object that can be stored in a hashtable. 1.12 + */ 1.13 +[scriptable, uuid(17e595fa-b57a-4933-bd0f-b1812e8ab188)] 1.14 +interface nsIHashable : nsISupports 1.15 +{ 1.16 + /** 1.17 + * Is this object the equivalent of the other object? 1.18 + */ 1.19 + boolean equals(in nsIHashable aOther); 1.20 + 1.21 + /** 1.22 + * A generated hashcode for this object. Objects that are equivalent 1.23 + * must have the same hash code. Getting this property should never 1.24 + * throw an exception! 1.25 + */ 1.26 + readonly attribute unsigned long hashCode; 1.27 +};