| /* |
| * 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.hadoop.hdds.utils; |
| |
| import org.slf4j.Logger; |
| |
| /** |
| * Static helper utilities for IO / Closable classes. |
| */ |
| public final class IOUtils { |
| |
| private IOUtils() { |
| } |
| |
| /** |
| * Close the Closeable objects and <b>ignore</b> any {@link Throwable} or |
| * null pointers. Must only be used for cleanup in exception handlers. |
| * |
| * @param logger the log to record problems to at debug level. Can be |
| * null. |
| * @param closeables the objects to close |
| */ |
| public static void cleanupWithLogger(Logger logger, |
| java.io.Closeable... closeables) { |
| for (java.io.Closeable c : closeables) { |
| if (c != null) { |
| try { |
| c.close(); |
| } catch (Throwable e) { |
| if (logger != null) { |
| logger.debug("Exception in closing {}", c, e); |
| } |
| } |
| } |
| } |
| } |
| |
| } |