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/*
 * Copyright 2022 Netflix, Inc.
 *
 *      Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 *
 *      Unless required by applicable law or agreed to in writing, software
 *      distributed under the License is distributed on an "AS IS" BASIS,
 *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *      See the License for the specific language governing permissions and
 *      limitations under the License.
 */

package com.netflix.netty.common;

import com.netflix.zuul.message.ZuulMessage;
import io.netty.handler.codec.http.HttpResponse;
import io.netty.util.ReferenceCounted;
import io.netty.util.ResourceLeakDetector;

/**
 * ByteBufUtil
 *
 * @author Arthur Gonigberg
 * @since October 20, 2022
 */
public class ByteBufUtil {

    private static final boolean isAdvancedLeakDetection =
            ResourceLeakDetector.getLevel().ordinal() >= ResourceLeakDetector.Level.ADVANCED.ordinal();

    public static void touch(ReferenceCounted byteBuf, String hint, ZuulMessage msg) {
        if (isAdvancedLeakDetection) {
            byteBuf.touch(hint + msg);
        }
    }

    public static void touch(ReferenceCounted byteBuf, String hint) {
        if (isAdvancedLeakDetection) {
            byteBuf.touch(hint);
        }
    }

    public static void touch(ReferenceCounted byteBuf, String hint, String filterName) {
        if (isAdvancedLeakDetection) {
            byteBuf.touch(hint + filterName);
        }
    }

    public static void touch(HttpResponse originResponse, String hint, ZuulMessage msg) {
        if (isAdvancedLeakDetection && originResponse instanceof ReferenceCounted) {
            ((ReferenceCounted) originResponse).touch(hint + msg);
        }
    }
}