Source/WebKit/UIProcess/Cocoa/WebProcessCacheCocoa.mm

/*
 * Copyright (C) 2019 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#import "config.h"
#import "WebProcessCache.h"

namespace WebKit {

void WebProcessCache::platformInitialize()
{
    Seconds cachedProcessLifetimeOverride([[NSUserDefaults standardUserDefaults] doubleForKey:@"WebProcessCacheCachedProcessLifetimeInSeconds"]);
    if (cachedProcessLifetimeOverride > 0_s && cachedProcessLifetimeOverride <= 24_h) {
        cachedProcessLifetime = cachedProcessLifetimeOverride;
        WTFLogAlways("Warning: WebProcessCache cachedProcessLifetime was overriden via user defaults and is now %g seconds", cachedProcessLifetimeOverride.seconds());
    }

    Seconds clearingDelayAfterApplicationResignsActiveOverride([[NSUserDefaults standardUserDefaults] doubleForKey:@"WebProcessCacheClearingDelayAfterApplicationResignsActiveInSeconds"]);
    if (clearingDelayAfterApplicationResignsActiveOverride > 0_s && clearingDelayAfterApplicationResignsActiveOverride <= 1_h) {
        clearingDelayAfterApplicationResignsActive = clearingDelayAfterApplicationResignsActiveOverride;
        WTFLogAlways("Warning: WebProcessCache clearingDelayAfterApplicationResignsActive was overriden via user defaults and is now %g seconds", clearingDelayAfterApplicationResignsActiveOverride.seconds());
    }
}

} // namespace WebKit