// Copyright (C) 2015 The Android Open Source Project
//
// 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.ericsson.gerrit.plugins.eventslog;

public class ServiceUnavailableException extends EventsLogException {
  private static final long serialVersionUID = 1L;

  public static final String MESSAGE =
      "Database server disconnected, cannot query events";

  /**
   * Constructs a <code>ServiceUnavailableException</code> object with the default
   * message.
   */
  public ServiceUnavailableException() {
    super(MESSAGE);
  }

  /**
   * Constructs a <code>ServiceUnavailableException</code> object with the default
   * message and a given <code>cause</code>.
   *
   * @param cause the underlying reason for this
   *        <code>ServiceUnavailableException</code>
   */
  public ServiceUnavailableException(Throwable cause) {
    super(MESSAGE, cause);
  }

  /**
   * Constructs a <code>ServiceUnavailableException</code> object with a given
   * <code>message</code>.
   *
   * @param message a description of the exception
   */
  public ServiceUnavailableException(String message) {
    super(message);
  }

  /**
   * Constructs a <code>ServiceUnavailableException</code> object with a given
   * <code>message</code> and a given <code>cause</code>.
   *
   * @param message a description of the exception
   * @param cause the underlying reason for this
   *        <code>ServiceUnavailableException</code>
   */
  public ServiceUnavailableException(String message, Throwable cause) {
    super(message, cause);
  }
}