| /** |
| * 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.distributedlog.exceptions; |
| |
| import org.apache.distributedlog.thrift.service.StatusCode; |
| import org.apache.zookeeper.KeeperException; |
| import org.apache.zookeeper.KeeperException.Code; |
| |
| /** |
| * TODO: move ZKException to distributedlog-protocol |
| */ |
| public class ZKException extends DLException { |
| |
| private static final long serialVersionUID = 7542748595054923600L; |
| |
| final KeeperException.Code code; |
| |
| public ZKException(String msg, Code code) { |
| super(StatusCode.ZOOKEEPER_ERROR, msg + " : " + code); |
| this.code = code; |
| } |
| |
| public ZKException(String msg, KeeperException exception) { |
| super(StatusCode.ZOOKEEPER_ERROR, msg, exception); |
| this.code = exception.code(); |
| } |
| |
| public Code getKeeperExceptionCode() { |
| return this.code; |
| } |
| |
| public static boolean isRetryableZKException(ZKException zke) { |
| KeeperException.Code code = zke.getKeeperExceptionCode(); |
| return KeeperException.Code.CONNECTIONLOSS == code || |
| KeeperException.Code.OPERATIONTIMEOUT == code || |
| KeeperException.Code.SESSIONEXPIRED == code || |
| KeeperException.Code.SESSIONMOVED == code; |
| } |
| } |