// Copyright (C) 2017 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.google.gerrit.server.permissions;

import com.google.gerrit.common.Nullable;

/**
 * Thrown when {@link PermissionBackend} cannot compute the result.
 *
 * <p>This is typically a transient failure, such as a required group backend not responding to
 * membership requests.
 */
public class PermissionBackendException extends Exception {
  private static final long serialVersionUID = 1L;

  public PermissionBackendException(String message) {
    super(message);
  }

  public PermissionBackendException(@Nullable Throwable cause) {
    super(cause);
  }

  public PermissionBackendException(String message, @Nullable Throwable cause) {
    super(message, cause);
  }
}