001/* 002 * Copyright 2002-2015 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.http.client.support; 018 019import java.net.InetSocketAddress; 020import java.net.Proxy; 021import java.net.SocketAddress; 022 023import org.springframework.beans.factory.FactoryBean; 024import org.springframework.beans.factory.InitializingBean; 025import org.springframework.util.Assert; 026 027/** 028 * {@link FactoryBean} that creates a {@link Proxy java.net.Proxy}. 029 * 030 * @author Arjen Poutsma 031 * @since 3.0.4 032 * @see FactoryBean 033 * @see Proxy 034 */ 035public class ProxyFactoryBean implements FactoryBean<Proxy>, InitializingBean { 036 037 private Proxy.Type type = Proxy.Type.HTTP; 038 039 private String hostname; 040 041 private int port = -1; 042 043 private Proxy proxy; 044 045 046 /** 047 * Set the proxy type. 048 * <p>Defaults to {@link java.net.Proxy.Type#HTTP}. 049 */ 050 public void setType(Proxy.Type type) { 051 this.type = type; 052 } 053 054 /** 055 * Set the proxy host name. 056 */ 057 public void setHostname(String hostname) { 058 this.hostname = hostname; 059 } 060 061 /** 062 * Set the proxy port. 063 */ 064 public void setPort(int port) { 065 this.port = port; 066 } 067 068 069 @Override 070 public void afterPropertiesSet() throws IllegalArgumentException { 071 Assert.notNull(this.type, "'type' must not be null"); 072 Assert.hasLength(this.hostname, "'hostname' must not be empty"); 073 if (this.port < 0 || this.port > 65535) { 074 throw new IllegalArgumentException("'port' value out of range: " + this.port); 075 } 076 077 SocketAddress socketAddress = new InetSocketAddress(this.hostname, this.port); 078 this.proxy = new Proxy(this.type, socketAddress); 079 } 080 081 082 @Override 083 public Proxy getObject() { 084 return this.proxy; 085 } 086 087 @Override 088 public Class<?> getObjectType() { 089 return Proxy.class; 090 } 091 092 @Override 093 public boolean isSingleton() { 094 return true; 095 } 096 097}