Java tutorial
/* * Copyright 2018 NAVER Corp. * * 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 com.navercorp.pinpoint.common.server.cluster.zookeeper; import com.navercorp.pinpoint.common.server.cluster.zookeeper.exception.AuthException; import com.navercorp.pinpoint.common.server.cluster.zookeeper.exception.BadOperationException; import com.navercorp.pinpoint.common.server.cluster.zookeeper.exception.ConnectionException; import com.navercorp.pinpoint.common.server.cluster.zookeeper.exception.NoNodeException; import com.navercorp.pinpoint.common.server.cluster.zookeeper.exception.PinpointZookeeperException; import com.navercorp.pinpoint.common.server.cluster.zookeeper.exception.TimeoutException; import com.navercorp.pinpoint.common.server.cluster.zookeeper.exception.UnknownException; import org.apache.zookeeper.KeeperException; /** * @author Taejin Koo */ public class ZookeeperExceptionResolver { public static PinpointZookeeperException resolve(Exception exception, boolean throwException) throws PinpointZookeeperException { PinpointZookeeperException newException = resolve(exception); if (throwException) { throw newException; } else { return newException; } } static PinpointZookeeperException resolve(Exception exception) { if (exception instanceof KeeperException) { KeeperException keeperException = (KeeperException) exception; switch (keeperException.code()) { case CONNECTIONLOSS: case SESSIONEXPIRED: return new ConnectionException(keeperException.getMessage(), keeperException); case AUTHFAILED: case INVALIDACL: case NOAUTH: return new AuthException(keeperException.getMessage(), keeperException); case BADARGUMENTS: case BADVERSION: case NOCHILDRENFOREPHEMERALS: case NOTEMPTY: case NODEEXISTS: return new BadOperationException(keeperException.getMessage(), keeperException); case NONODE: return new NoNodeException(keeperException.getMessage(), keeperException); case OPERATIONTIMEOUT: return new TimeoutException(keeperException.getMessage(), keeperException); default: return new UnknownException(keeperException.getMessage(), keeperException); } } else { return new UnknownException(exception.getMessage(), exception); } } }