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    To restart the Selenium Webdriver mock browser in a testcase, first use driver.close() and then reinstantiate the driver.

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The Network Adapter could not establish the connection
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The Network Adapter could not establish the connection
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IO Error: The Network Adapter could not establish the connection
java.net.ConnectException: Connection refused: connect	at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method)	at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:75)	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:337)	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:198)	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:180)	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:157)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)	at java.net.Socket.connect(Socket.java:579)	at oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:141)	at oracle.net.nt.ConnOption.connect(ConnOption.java:123)	at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:337)	at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:422)	at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:672)	at oracle.net.ns.NSProtocol.connect(NSProtocol.java:237)	at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1042)	at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:301)	at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:531)	at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:221)	at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:503)	at java.sql.DriverManager.getConnection(DriverManager.java:579)	at java.sql.DriverManager.getConnection(DriverManager.java:221)	at Orajdbc.main(Orajdbc.java:20)