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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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*
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* 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 ,
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*/
/* @test
* @ bug 4530007
* @ summary Test if keys reported ready multiple times
* @ library . . / test / lib
* @ build jdk . test . lib . Utils TestServers
* @ run main KeysReady
*/
import java.net.*;
import java.nio.channels.*;
import java.nio.channels.spi.SelectorProvider;
public class KeysReady {
static void test(TestServers.DayTimeServer dayTimeServer) throws Exception {
InetSocketAddress isa
= new InetSocketAddress(dayTimeServer.getAddress(),
dayTimeServer.getPort());
SocketChannel sc = SocketChannel.open();
sc.configureBlocking(false );
sc.connect(isa);
// Prepare a selector
Selector selector = SelectorProvider.provider().openSelector();
try {
SelectionKey key = sc.register(selector, SelectionKey.OP_CONNECT);
int keysAdded = selector.select();
if (keysAdded > 0 ) {
keysAdded = selector.select(1000 );
if (keysAdded > 0 )
throw new Exception("Same key reported added twice" );
}
} finally {
selector.close();
sc.close();
}
}
public static void main(String[] args) throws Exception {
try (TestServers.DayTimeServer daytimeServer
= TestServers.DayTimeServer.startNewServer(50 )) {
test(daytimeServer);
}
}
}
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