/**
* Create one broadcaster and 50 receivers. Make sure broadcasting works. Then stop all of the
* receivers, and create 50 new ones. Make sure the 50 new ones are receiving data from the
* broadcasting.
*
* @throws Exception
*/
public void testJGropusChannelReferenceCounting1() throws Exception {
JGroupsBroadcastGroupConfiguration jgroupsConfig =
new JGroupsBroadcastGroupConfiguration("test-jgroups-file_ping.xml", "tst");
BroadcastEndpointFactory factory = jgroupsConfig.createBroadcastEndpointFactory();
BroadcastEndpoint broadcaster = factory.createBroadcastEndpoint();
broadcaster.openBroadcaster();
int num = 50;
BroadcastEndpoint[] receivers = new BroadcastEndpoint[num];
for (int i = 0; i < num; i++) {
receivers[i] = factory.createBroadcastEndpoint();
receivers[i].openClient();
}
final byte[] data = new byte[] {1, 2, 3, 4, 5};
broadcaster.broadcast(data);
for (int i = 0; i < num; i++) {
byte[] received = receivers[i].receiveBroadcast(5000, TimeUnit.MILLISECONDS);
assertNotNull(received);
assertEquals(5, received.length);
assertEquals(1, received[0]);
assertEquals(2, received[1]);
assertEquals(3, received[2]);
assertEquals(4, received[3]);
assertEquals(5, received[4]);
}
for (int i = 0; i < num; i++) {
receivers[i].close(false);
}
// new ones
for (int i = 0; i < num; i++) {
receivers[i] = factory.createBroadcastEndpoint();
receivers[i].openClient();
}
broadcaster.broadcast(data);
for (int i = 0; i < num; i++) {
byte[] received = receivers[i].receiveBroadcast(5000, TimeUnit.MILLISECONDS);
assertNotNull(received);
assertEquals(5, received.length);
assertEquals(1, received[0]);
assertEquals(2, received[1]);
assertEquals(3, received[2]);
assertEquals(4, received[3]);
assertEquals(5, received[4]);
}
for (int i = 0; i < num; i++) {
receivers[i].close(false);
}
broadcaster.close(true);
}
public void testStraightSendReceiveJGroups() throws Exception {
BroadcastEndpoint broadcaster = null;
BroadcastEndpoint client = null;
try {
JGroupsBroadcastGroupConfiguration jgroupsConfig =
new JGroupsBroadcastGroupConfiguration("test-jgroups-file_ping.xml", "tst");
broadcaster = jgroupsConfig.createBroadcastEndpointFactory().createBroadcastEndpoint();
broadcaster.openBroadcaster();
client = jgroupsConfig.createBroadcastEndpointFactory().createBroadcastEndpoint();
client.openClient();
Thread.sleep(1000);
byte[] randomBytes = "PQP".getBytes();
broadcaster.broadcast(randomBytes);
byte[] btreceived = client.receiveBroadcast(5, TimeUnit.SECONDS);
System.out.println("BTReceived = " + btreceived);
assertNotNull(btreceived);
assertEquals(randomBytes.length, btreceived.length);
for (int i = 0; i < randomBytes.length; i++) {
assertEquals(randomBytes[i], btreceived[i]);
}
} finally {
try {
if (broadcaster != null) broadcaster.close(true);
if (client != null) client.close(false);
} catch (Exception ignored) {
ignored.printStackTrace();
}
}
}