| /* |
| * 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.iotdb.db.utils; |
| |
| import java.io.Closeable; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| public class SetThreadName implements Closeable { |
| private final String originalThreadName; |
| |
| public SetThreadName(String suffix) { |
| requireNonNull(suffix, "suffix is null"); |
| originalThreadName = Thread.currentThread().getName(); |
| int index = originalThreadName.indexOf("$"); |
| if (index < 0) { |
| Thread.currentThread().setName(String.format("%s$%s", originalThreadName, suffix)); |
| } else { |
| Thread.currentThread() |
| .setName(String.format("%s$%s", originalThreadName.substring(0, index), suffix)); |
| } |
| } |
| |
| @Override |
| public void close() { |
| Thread.currentThread().setName(originalThreadName); |
| } |
| } |