gecko/toolkit/components/url-classifier/nsIUrlClassifierPrefixSet.idl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Url Classifier code.
*
* The Initial Developer of the Original Code is
* the Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Gian-Carlo Pascutto <gpascutto@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
#include "nsIFile.idl"
// Note that the PrefixSet name is historical and we do properly support
// duplicated values, so it's really a Prefix Trie.
// All methods are thread-safe.
[scriptable, uuid(b21b0fa1-20d2-422a-b2cc-b289c9325811)]
interface nsIUrlClassifierPrefixSet : nsISupports
{
// Initialize the PrefixSet. Give it a name for memory reporting.
void init(in ACString aName);
// Fills the PrefixSet with the given array of prefixes.
// Can send an empty Array to clear the tree. A truly "empty tree"
// cannot be represented, so put a sentinel value if that is required
// Requires array to be sorted.
void setPrefixes([const, array, size_is(aLength)] in unsigned long aPrefixes,
in unsigned long aLength);
void getPrefixes(out unsigned long aCount,
[array, size_is(aCount), retval] out unsigned long aPrefixes);
// Do a lookup in the PrefixSet, return whether the value is present.
// If aReady is set, we will block until there are any entries.
// If not set, we will return in aReady whether we were ready or not.
boolean probe(in unsigned long aPrefix, inout boolean aReady);
boolean isEmpty();
void loadFromFile(in nsIFile aFile);
void storeToFile(in nsIFile aFile);
};