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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.cassandra.sidecar.client.exception;

import org.apache.cassandra.sidecar.client.HttpResponse;
import org.apache.cassandra.sidecar.common.request.Request;

/**
 * Represents an exception raised when the number of retries for a given request are exhausted
 */
public class RetriesExhaustedException extends RuntimeException
{
    /**
     * Constructs an exception with the number of {@code attempts} performed for the request.
     *
     * @param attempts      the number of attempts performed for the request
     * @param request       the HTTP request
     * @param lastResponse  the last failed HTTP response
     * @return the constructed {@link RetriesExhaustedException exception}
     */
    public static RetriesExhaustedException of(int attempts,
                                               Request request,
                                               HttpResponse lastResponse)
    {
        return of(attempts, request, lastResponse, null);
    }

    /**
     * Constructs an exception with the number of {@code attempts} performed for the request.
     *
     * @param attempts      the number of attempts performed for the request
     * @param request       the HTTP request
     * @param lastResponse  the last failed HTTP response
     * @param throwable     the underlying exception
     * @return the constructed {@link RetriesExhaustedException exception}
     */
    public static RetriesExhaustedException of(int attempts,
                                               Request request,
                                               HttpResponse lastResponse,
                                               Throwable throwable)
    {
        return new RetriesExhaustedException(attempts, request, lastResponse, throwable);
    }

    /**
     * Constructs an exception with the number of {@code attempts} performed for the request.
     *
     * @param attempts      the number of attempts performed for the request
     * @param request       the HTTP request
     * @param lastResponse  the last failed HTTP response
     * @param throwable     the underlying exception
     */
    protected RetriesExhaustedException(int attempts,
                                        Request request,
                                        HttpResponse lastResponse,
                                        Throwable throwable)
    {
        super(String.format("Unable to complete request '%s' after %d attempt%s; last response '%s' from server '%s'",
                            request.requestURI(),
                            attempts,
                            attempts == 1 ? "" : "s",
                            lastResponse,
                            lastResponse != null ? lastResponse.sidecarInstance() : null),
              throwable);
    }
}