/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/*
* @test
* @bug 4727547
* @summary SocksSocketImpl throws NullPointerException
* @build SocksServer
* @run main SocksV4Test
*/
import java.net.*;
public class SocksV4Test {
// An unresolvable host
static final String HOSTNAME = "doesnot.exist.invalid";
public static void main(String[] args) throws Exception {
// sanity before running the test
assertUnresolvableHost(HOSTNAME);
// Create a SOCKS V4 proxy
SocksServer srvr = new SocksServer(0, true);
srvr.start();
Proxy sp = new Proxy(Proxy.Type.SOCKS,
new InetSocketAddress("localhost", srvr.getPort()));
// Let's create an unresolved address
InetSocketAddress ad = new InetSocketAddress(HOSTNAME, 1234);
try (Socket s = new Socket(sp)) {
s.connect(ad, 10000);
} catch (UnknownHostException ex) {
// OK, that's what we expected
} catch (NullPointerException npe) {
// Not OK, this used to be the bug
throw new RuntimeException("Got a NUllPointerException");
} finally {
srvr.terminate();
}
}
static void assertUnresolvableHost(String host) {
InetAddress addr = null;
try {
addr = InetAddress.getByName(host);
} catch (UnknownHostException x) {
// OK, expected
}
if (addr != null)
throw new RuntimeException("Test cannot run. resolvable address:" + addr);
}
}