/*
* 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 4630914
* @summary Should only be one PUE even if multiple ICMPs were received
*/
public class ThereCanBeOnlyOne {
/*
* Send a bunch of packets to the destination
*/
int outstanding = 0;
for (int i=0; i<20; i++) {
try {
outstanding++;
} catch (PortUnreachableException e) {
/* PUE throw => assume none outstanding now */
outstanding = 0;
}
if (outstanding > 1) {
break;
}
}
if (outstanding < 1) {
return;
}
/*
* Give time for ICMP port unreachables to return
*/
/*
* The next send or receive should cause a PUE to be thrown
*/
boolean gotPUE = false;
boolean gotTimeout = false;
dc1.configureBlocking(false);
try {
if (testSend) {
} else {
}
} catch (PortUnreachableException pue) {
gotPUE = true;
}
/*
* The next receive should not get another PUE
*/
if (gotPUE) {
try {
} catch (PortUnreachableException pue) {
throw new Exception("PUs should have been consumed");
}
} else {
// packets discarded. Okay
}
}
}
}