001/* 002 * ==================================================================== 003 * Licensed to the Apache Software Foundation (ASF) under one 004 * or more contributor license agreements. See the NOTICE file 005 * distributed with this work for additional information 006 * regarding copyright ownership. The ASF licenses this file 007 * to you under the Apache License, Version 2.0 (the 008 * "License"); you may not use this file except in compliance 009 * with the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, 014 * software distributed under the License is distributed on an 015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 016 * KIND, either express or implied. See the License for the 017 * specific language governing permissions and limitations 018 * under the License. 019 * ==================================================================== 020 * 021 * This software consists of voluntary contributions made by many 022 * individuals on behalf of the Apache Software Foundation. For more 023 * information on the Apache Software Foundation, please see 024 * <http://www.apache.org/>. 025 * 026 */ 027 028package org.apache.http.nio.reactor; 029 030import java.io.IOException; 031 032/** 033 * Abstract exception handler intended to deal with potentially recoverable 034 * I/O exceptions thrown by an I/O reactor. 035 * 036 * @since 4.0 037 */ 038public interface IOReactorExceptionHandler { 039 040 /** 041 * This method is expected to examine the I/O exception passed as 042 * a parameter and decide whether it is safe to continue execution of 043 * the I/O reactor. 044 * 045 * @param ex potentially recoverable I/O exception 046 * @return {@code true} if it is safe to ignore the exception 047 * and continue execution of the I/O reactor; {@code false} if the 048 * I/O reactor must throw {@link IOReactorException} and terminate 049 */ 050 boolean handle(IOException ex); 051 052 /** 053 * This method is expected to examine the runtime exception passed as 054 * a parameter and decide whether it is safe to continue execution of 055 * the I/O reactor. 056 * 057 * @param ex potentially recoverable runtime exception 058 * @return {@code true} if it is safe to ignore the exception 059 * and continue execution of the I/O reactor; {@code false} if the 060 * I/O reactor must throw {@link RuntimeException} and terminate 061 */ 062 boolean handle(RuntimeException ex); 063 064}