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java.net.UnknownHostException: java.sun.com	at java.net.PlainSocketImpl.connect(Unknown Source)	at java.net.SocksSocketImpl.connect(Unknown Source)	at java.net.Socket.connect(Unknown Source)	at java.net.Socket.connect(Unknown Source)	at sun.net.NetworkClient.doConnect(Unknown Source)	at sun.net.www.http.HttpClient.openServer(Unknown Source)	at sun.net.www.http.HttpClient.openServer(Unknown Source)	at sun.net.www.http.HttpClient.(Unknown Source)	at sun.net.www.http.HttpClient.New(Unknown Source)	at sun.net.www.http.HttpClient.New(Unknown Source)	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source)	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source)	at sun.net.www.protocol.http.HttpURLConnection.connect(Unknown Source)	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.startEntity(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.startDTDEntity(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl.setInputSource(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.dispatch(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.next(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(Unknown Source)	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)	at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source)	at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown Source)	at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)	at javax.xml.parsers.SAXParser.parse(Unknown Source)	at org.eclipse.jetty.xml.XmlParser.parse(XmlParser.java:187)	at org.eclipse.jetty.xml.XmlParser.parse(XmlParser.java:203)	at org.eclipse.jetty.webapp.TagLibConfiguration$TldProcessor.parse(TagLibConfiguration.java:144)	at org.eclipse.jetty.webapp.TagLibConfiguration.preConfigure(TagLibConfiguration.java:261)	at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:347)	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:55)	at org.eclipse.jetty.server.handler.HandlerCollection.doStart(HandlerCollection.java:165)	at org.eclipse.jetty.server.handler.ContextHandlerCollection.doStart(ContextHandlerCollection.java:162)	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:55)	at org.eclipse.jetty.server.handler.HandlerCollection.doStart(HandlerCollection.java:165)	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:55)	at org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:92)	at org.eclipse.jetty.server.Server.doStart(Server.java:228)	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:55)	at org.artifactory.standalone.main.Main.main(Main.java:74)