| // Copyright (C) 2014 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.git.validators; |
| |
| import com.google.gerrit.extensions.annotations.ExtensionPoint; |
| import com.google.gerrit.server.events.RefReceivedEvent; |
| import com.google.gerrit.server.validators.ValidationException; |
| import java.util.List; |
| |
| /** Listener to provide validation on operation that is going to be performed on given ref */ |
| @ExtensionPoint |
| public interface RefOperationValidationListener { |
| /** |
| * Validate a ref operation before it is performed. |
| * |
| * @param refEvent ref operation specification |
| * @return empty list or informational messages on success |
| * @throws ValidationException if the ref operation fails to validate |
| */ |
| List<ValidationMessage> onRefOperation(RefReceivedEvent refEvent) throws ValidationException; |
| } |