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/*
 * Copyright © 2009 HotPads ([email protected])
 *
 * 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 io.datarouter.httpclient.client;

import java.time.Duration;

import org.apache.http.HttpResponse;
import org.apache.http.conn.ConnectionKeepAliveStrategy;
import org.apache.http.impl.client.DefaultConnectionKeepAliveStrategy;
import org.apache.http.protocol.HttpContext;

public class DatarouterConnectionKeepAliveStrategy implements ConnectionKeepAliveStrategy{

	private final long fallbackIdleTimeMs;

	public DatarouterConnectionKeepAliveStrategy(Duration fallbackIdleTime){
		this.fallbackIdleTimeMs = fallbackIdleTime.toMillis();
	}

	@Override
	public long getKeepAliveDuration(HttpResponse response, HttpContext context){
		long durationMs = DefaultConnectionKeepAliveStrategy.INSTANCE.getKeepAliveDuration(response, context);
		if(durationMs >= 0){
			return durationMs;
		}
		return fallbackIdleTimeMs;
	}

}