| // Copyright 2008, 2009 The Apache Software Foundation |
| // |
| // 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 org.apache.tapestry5.ioc; |
| |
| /** |
| * Used to track some set of operations in such a way that a failure (a thrown RuntimeException) will be logged along |
| * with a trace of the stack of operations. |
| */ |
| public interface OperationTracker |
| { |
| /** |
| * Executes the operation. |
| * |
| * @param description used if there is an exception |
| * @param operation to execute |
| */ |
| void run(String description, Runnable operation); |
| |
| /** |
| * Executes the operation, returning its value. |
| * |
| * @param description used if there is an exception |
| * @param operation to invoke |
| * @return result of operation |
| */ |
| <T> T invoke(String description, Invokable<T> operation); |
| } |
