xpcom/ds/nsIHashable.idl

changeset 0
6474c204b198
     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 +};

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