| /* |
| * 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.logging.log4j.core.appender.rolling.helper; |
| |
| import java.io.IOException; |
| |
| import java.util.List; |
| |
| |
| /** |
| * A group of Actions to be executed in sequence. |
| */ |
| public class CompositeAction extends ActionBase { |
| /** |
| * Actions to perform. |
| */ |
| private final Action[] actions; |
| |
| /** |
| * Stop on error. |
| */ |
| private final boolean stopOnError; |
| |
| /** |
| * Construct a new composite action. |
| * |
| * @param actions list of actions, may not be null. |
| * @param stopOnError if true, stop on the first false return value or exception. |
| */ |
| public CompositeAction(final List actions, |
| final boolean stopOnError) { |
| this.actions = new Action[actions.size()]; |
| actions.toArray(this.actions); |
| this.stopOnError = stopOnError; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void run() { |
| try { |
| execute(); |
| } catch (IOException ex) { |
| LOGGER.warn("Exception during file rollover.", ex); |
| } |
| } |
| |
| /** |
| * Execute sequence of actions. |
| * |
| * @return true if all actions were successful. |
| * @throws IOException on IO error. |
| */ |
| public boolean execute() throws IOException { |
| if (stopOnError) { |
| for (Action action : actions) { |
| if (!action.execute()) { |
| return false; |
| } |
| } |
| |
| return true; |
| } else { |
| boolean status = true; |
| IOException exception = null; |
| |
| for (Action action : actions) { |
| try { |
| status &= action.execute(); |
| } catch (IOException ex) { |
| status = false; |
| |
| if (exception == null) { |
| exception = ex; |
| } |
| } |
| } |
| |
| if (exception != null) { |
| throw exception; |
| } |
| |
| return status; |
| } |
| } |
| } |