| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. 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. For additional information regarding |
| * copyright in this work, please see the NOTICE file in the top level |
| * directory of this distribution. |
| */ |
| package org.apache.abdera2.common.protocol; |
| |
| /** |
| * CollectionAdapter implementations can implement the Transactional interface in order to support start/end/compensate |
| * behaviors. Providers will invoke the start/end methods before/after calling the appropriate CollectionAdapter methods |
| * and will call compensate if an error occurs |
| */ |
| public interface Transactional { |
| |
| /** |
| * Called by the provider before dispatching the request to the adapter |
| */ |
| void start(RequestContext request); |
| |
| /** |
| * Called by the provider after dispatching the request to the adapter |
| */ |
| void end(RequestContext request, ResponseContext response); |
| |
| /** |
| * Called by the provider when a processing error occurs |
| */ |
| void compensate(RequestContext request, Throwable t); |
| |
| } |