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java.net.ConnectException: Connection refused問題解決辦法_java_腳本...
1 java.net.ConnectException: Connection refused: connect。 該異常發(fā)生在客戶端進(jìn)行new Socket(ip, port)操作時(shí),該異常發(fā)生的原因是或者具有ip地址的機(jī)器不能找到(也就是說從當(dāng)前機(jī)器不存在到指定ip路由),或者是該ip存在,但找不到指定的端口進(jìn)行監(jiān)聽。出現(xiàn)該問題,首先檢查客戶端
www.dbjr.com.cn/article/992...htm 2025-6-3
Java中Connection timed out和Connection refused的區(qū)別講解_java_腳本...
java.net.ConnectException: Connection timed out (Connection timed out) at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.Abst...
www.dbjr.com.cn/article/1594...htm 2025-6-4
java調(diào)用Hbase報(bào)錯(cuò)解決方法_java_腳本之家
java.net.connectexception: call to localhost/127.0.0.1:16020 failed on connection exception 從報(bào)錯(cuò)信息也能看出來,應(yīng)該是master節(jié)點(diǎn),查詢表的名稱應(yīng)該是只讀取了master信息,而表的具體信息就需要讀取regionserver的信息了,master把regionserver的本地IP返回給遠(yuǎn)程java程序了,導(dǎo)致連接本地16020端口,這是肯定不對的 問題...
www.dbjr.com.cn/program/3018899...htm 2025-6-5
java網(wǎng)絡(luò)爬蟲連接超時(shí)解決實(shí)例代碼_java_腳本之家
在網(wǎng)絡(luò)爬蟲中,經(jīng)常會遇到如下報(bào)錯(cuò)。即連接超時(shí)。針對此問題,一般解決思路為:將連接時(shí)間、請求時(shí)間設(shè)置長一下。如果出現(xiàn)連接超時(shí)的情況,則在重新請求【設(shè)置重新請求次數(shù)】。 1 Exception in thread"main"java.net.ConnectException: Connection timed out: connect 下面的代碼便是使用httpclient解決連接超時(shí)的樣例程序。直接...
www.dbjr.com.cn/article/1335...htm 2025-6-7
MySQL數(shù)據(jù)庫連接異常匯總(值得收藏)_Mysql_腳本之家
Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.connect0(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) ...
www.dbjr.com.cn/article/1932...htm 2025-6-6
本地啟動RocketMQ未映射主機(jī)名產(chǎn)生的超時(shí)問題最新解決方案_java_腳本...
throwsInterruptedException, RemotingConnectException, RemotingSendRequestException, RemotingTimeoutException { longbeginStartTime = System.currentTimeMillis(); finalChannel channel =this.getAndCreateChannel(addr); String channelRemoteAddr = RemotingHelper.parseChannelRemoteAddr(channel); ...
www.dbjr.com.cn/program/3163258...htm 2025-6-11
JDBC 程序的常見錯(cuò)誤及調(diào)試方法_java_腳本之家
java.net.ConnectException MESSAGE: Connection timed out: connect STACKTRACE: java.net.ConnectException: Connection timed out: connect at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.PlainSocketImpl.doConnect(Unknown Source) at java.net.PlainSocketImpl.connectToAddress(Unknown Source) ...
www.dbjr.com.cn/article/184...htm 2025-5-20
Spring Cloud zuul自定義統(tǒng)一異常處理實(shí)現(xiàn)方法_java_腳本之家
if(reinstanceofjava.net.ConnectException){ message ="Real Service Connection refused"; log.warn("uri:{},error:{}",request.getRequestURI(),re.getMessage()); }elseif(reinstanceofjava.net.SocketTimeoutException){ message ="Real Service Timeout"; ...
www.dbjr.com.cn/article/1343...htm 2025-6-10
Laravel中錯(cuò)誤與異常處理的用法示例_php實(shí)例_腳本之家
report 方法可以用來記錄日志,可以根據(jù)不同的異常類型(包括自定義異常類型),如 ClientException,ConnectException 定制不同的日志級別和日志內(nèi)容。 1 2 3 4 5 if($exceptioninstanceofABCException) { Log::emergency('ABC異常',$context); }elseif($exceptioninstanceofHeheException) { ...
www.dbjr.com.cn/article/1475...htm 2025-6-8