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 */ 027package org.apache.http.conn; 028 029import java.io.IOException; 030import java.net.ConnectException; 031import java.net.InetAddress; 032import java.util.Arrays; 033 034import org.apache.http.HttpHost; 035 036/** 037 * A {@link ConnectException} that specifies the {@link HttpHost} that was 038 * being connected to. 039 * 040 * @since 4.0 041 */ 042public class HttpHostConnectException extends ConnectException { 043 044 private static final long serialVersionUID = -3194482710275220224L; 045 046 private final HttpHost host; 047 048 /** 049 * @deprecated (4.3) use {@link #HttpHostConnectException(java.io.IOException, org.apache.http.HttpHost, 050 * java.net.InetAddress...)} 051 */ 052 @Deprecated 053 public HttpHostConnectException(final HttpHost host, final ConnectException cause) { 054 this(cause, host, (InetAddress[]) null); 055 } 056 057 /** 058 * Creates a HttpHostConnectException based on original {@link java.io.IOException}. 059 * 060 * @since 4.3 061 */ 062 public HttpHostConnectException( 063 final IOException cause, 064 final HttpHost host, 065 final InetAddress... remoteAddresses) { 066 super("Connect to " + 067 (host != null ? host.toHostString() : "remote host") + 068 (remoteAddresses != null && remoteAddresses .length > 0 ? 069 " " + Arrays.asList(remoteAddresses) : "") + 070 ((cause != null && cause.getMessage() != null) ? 071 " failed: " + cause.getMessage() : " refused")); 072 this.host = host; 073 initCause(cause); 074 } 075 076 public HttpHost getHost() { 077 return this.host; 078 } 079 080}