gecko-dev/netwerk/cache/nsICacheVisitor.idl

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/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
/* XXX we should define device and entry info as well (stats, etc) */
interface nsICacheDeviceInfo;
interface nsICacheEntryInfo;
[scriptable, uuid(f8c08c4b-d778-49d1-a59b-866fdc500d95)]
interface nsICacheVisitor : nsISupports
{
/**
* Called to provide information about a cache device.
*
* @param deviceID - specifies the device being visited.
* @param deviceInfo - specifies information about this device.
*
* @return true to start visiting all entries for this device.
* @return false to advance to the next device.
*/
boolean visitDevice(in string deviceID,
in nsICacheDeviceInfo deviceInfo);
/**
* Called to provide information about a cache entry.
*
* @param deviceID - specifies the device being visited.
* @param entryInfo - specifies information about this entry.
*
* @return true to visit the next entry on the current device, or if the
* end of the device has been reached, advance to the next device.
* @return false to advance to the next device.
*/
boolean visitEntry(in string deviceID,
in nsICacheEntryInfo entryInfo);
};
[scriptable, uuid(31d1c294-1dd2-11b2-be3a-c79230dca297)]
interface nsICacheDeviceInfo : nsISupports
{
/**
* Get a human readable description of the cache device.
*/
readonly attribute ACString description;
/**
* Get a usage report, statistics, miscellaneous data about
* the cache device.
*/
readonly attribute ACString usageReport;
/**
* Get the number of stored cache entries.
*/
readonly attribute unsigned long entryCount;
/**
* Get the total size of the stored cache entries.
*/
readonly attribute unsigned long totalSize;
/**
* Get the upper limit of the size of the data the cache can store.
*/
readonly attribute unsigned long maximumSize;
};
[scriptable, uuid(fab51c92-95c3-4468-b317-7de4d7588254)]
interface nsICacheEntryInfo : nsISupports
{
/**
* Get the client id associated with this cache entry.
*/
readonly attribute ACString clientID;
/**
* Get the id for the device that stores this cache entry.
*/
readonly attribute ACString deviceID;
/**
* Get the key identifying the cache entry.
*/
readonly attribute ACString key;
/**
* Get the number of times the cache entry has been opened.
*/
readonly attribute long fetchCount;
/**
* Get the last time the cache entry was opened (in seconds since the Epoch).
*/
readonly attribute uint32_t lastFetched;
/**
* Get the last time the cache entry was modified (in seconds since the Epoch).
*/
readonly attribute uint32_t lastModified;
/**
* Get the expiration time of the cache entry (in seconds since the Epoch).
*/
readonly attribute uint32_t expirationTime;
/**
* Get the cache entry data size.
*/
readonly attribute unsigned long dataSize;
/**
* Find out whether or not the cache entry is stream based.
*/
boolean isStreamBased();
};