Java tutorial
/** * 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.curator.x.rpc.idl.exceptions; import com.facebook.swift.codec.ThriftField; import com.facebook.swift.codec.ThriftStruct; import com.facebook.swift.service.ThriftException; import org.apache.zookeeper.KeeperException; import java.io.PrintWriter; import java.io.StringWriter; @ThriftException(id = 1, type = RpcException.class, name = "CuratorException") @ThriftStruct("CuratorException") public class RpcException extends Exception { @ThriftField(1) public ExceptionType type; @ThriftField(2) public ZooKeeperExceptionType zooKeeperException; @ThriftField(3) public NodeExceptionType nodeException; @ThriftField(4) public String message; public RpcException() { } public RpcException(Exception e) { this.message = e.getLocalizedMessage(); if (this.message == null) { StringWriter str = new StringWriter(); e.printStackTrace(new PrintWriter(str)); this.message = str.toString(); } if (KeeperException.class.isAssignableFrom(e.getClass())) { KeeperException keeperException = (KeeperException) e; switch (keeperException.code()) { default: { type = ExceptionType.ZOOKEEPER; zooKeeperException = ZooKeeperExceptionType.valueOf(keeperException.code().name()); nodeException = null; break; } case NONODE: case NODEEXISTS: case NOTEMPTY: case BADVERSION: { type = ExceptionType.NODE; zooKeeperException = null; nodeException = NodeExceptionType.valueOf(keeperException.code().name()); break; } } } else { type = ExceptionType.GENERAL; } } public RpcException(ExceptionType type, ZooKeeperExceptionType zooKeeperException, NodeExceptionType nodeException, String message) { this.type = type; this.zooKeeperException = zooKeeperException; this.nodeException = nodeException; this.message = message; } }