| /* |
| * 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.knox.gateway.audit.api; |
| |
| import java.io.Serializable; |
| |
| public interface CorrelationContext extends Serializable { |
| |
| /** |
| * A unique value representing the current, active request. |
| * |
| * @return A unique value representing the current, active request. |
| */ |
| String getRequestId(); |
| |
| /** |
| * A unique value representing the current, active request. |
| * If the current request id value is different from the current parent request id value then |
| * the current request id value is moved to the parent request id before it is replaced by the provided request id. |
| * If the root request id is not set it will be set with the first non-null value of either the parent request id or the passed request id. |
| * |
| * @param requestId A unique value representing the current, active request. |
| */ |
| void setRequestId( String requestId ); |
| |
| /** |
| * The parent request ID if this is a sub-request. |
| * |
| * @return The parent request ID. |
| */ |
| String getParentRequestId(); |
| |
| /** |
| * Sets the parent request ID if this is a sub-request. |
| * |
| * @param parentRequestId The parent request ID. |
| */ |
| void setParentRequestId( String parentRequestId ); |
| |
| /** |
| * The root request ID if this is a sub-request. |
| * |
| * @return The root request ID. |
| */ |
| String getRootRequestId(); |
| |
| /** |
| * Sets the root request ID if this is a sub-request. |
| * |
| * @param rootRequestId The root request ID. |
| */ |
| void setRootRequestId( String rootRequestId ); |
| |
| /** |
| * Would be used to indicate that the context can be cleaned and reused. |
| * This is only important if the service would like to maintain a pool of available "empty" context |
| * that can be reused to limit memory allocation and garbage collection. |
| */ |
| void destroy(); |
| |
| } |