/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* 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).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
* @bug 4527345 7026376 6633549
* @summary Unit test for DatagramChannel's multicast support
* @build MulticastSendReceiveTests NetworkConfiguration
* @run main MulticastSendReceiveTests
*/
public class MulticastSendReceiveTests {
return "UNSPEC";
}
};
/**
* Send datagram from given local address to given multicast
* group.
*/
int port)
throws IOException
{
return id;
}
/**
* Wait (with timeout) for datagram.
*
* @param expectedSender - expected sender address, or
* null if no datagram expected
* @param id - expected id of datagram
*/
int id)
throws IOException
{
dc.configureBlocking(false);
try {
for (;;) {
// no datagram received
if (expectedSender != null) {
throw new RuntimeException("Expected message not recieved");
}
return;
}
// datagram received
sender, receivedId);
if (expectedSender == null) {
if (receivedId == id)
throw new RuntimeException("Message not expected");
} else {
return;
}
}
}
} finally {
}
}
/**
*/
throws IOException
{
// join group
try {
} catch (IllegalArgumentException iae) {
return;
}
throw iae;
}
// send message to group
// receive message and check id matches
// exclude-mode filtering
try {
// may throw UOE
// unblock source, send message, message should be received
} catch (UnsupportedOperationException x) {
// Exclude-mode filtering supported on these platforms so UOE should never be thrown
throw x;
}
// include-mode filtering
try {
// may throw UOE
} catch (UnsupportedOperationException x) {
// Include-mode filtering supported on these platforms so UOE should never be thrown
throw x;
}
}
}
// multicast groups used for the test
}
}
}
}