java.net.UnknownHostException: ibatis.apache.org

今天中午帮助HZ QA 解决JNDI Datasource时发现这个问题

Caused by: java.net.UnknownHostException: ibatis.apache.org
	at java.net.InetAddress.getAllByName0(InetAddress.java:1016)
	at java.net.InetAddress.getAllByName0(InetAddress.java:981)
	at java.net.InetAddress.getAllByName(InetAddress.java:975)
	at weblogic.net.http.HttpClient.openServer(HttpClient.java:279)
	at weblogic.net.http.HttpClient.openServer(HttpClient.java:355)
	at weblogic.net.http.HttpClient.<init>(HttpClient.java:139)
	at weblogic.net.http.HttpURLConnection.getHttpClient(HttpURLConnection.java:151)
	at weblogic.net.http.HttpURLConnection.getInputStream(HttpURLConnection.java:359)
	at weblogic.net.http.SOAPHttpURLConnection.getInputStream(SOAPHttpURLConnection.java:28)
	at org.apache.xerces.impl.XMLEntityManager.setupCurrentEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityManager.startEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityManager.startDTDEntity(Unknown Source)
	at org.apache.xerces.impl.XMLDTDScannerImpl.setInputSource(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentScannerImpl$DTDDispatcher.dispatch(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.DOMParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.DocumentBuilderImpl.parse(Unknown Source)
	at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:122)
	at com.webex.webapp.sxa.common.dao.TokenBasedSqlMapClientBuilder.getDocument(TokenBasedSqlMapClientBuilder.java:141)
	... 20 more

 

UnknownHostException

   一看估计是网络问题，连不上ibatis.apache.org,果不其然，让她在WebLogic server上ping了下连不上，她们那边没有配置DNS,所以连不上外网，配了DNS之后还是连不上，原来DNS有缓存，重启WebLogic， everything is ok！