static void Main(string[] args)
{
bool verbose = false;
if (args.Length == 1 && args[0] == "-v")
{
verbose = true;
}
try {
// Connect to the GemFire Distributed System using the settings from the gfcpp.properties file by default.
Properties prop = Properties.Create();
prop.Insert("cache-xml-file", "clientCqQuery.xml");
CacheFactory cacheFactory = CacheFactory.CreateCacheFactory(prop);
Cache cache = cacheFactory.SetSubscriptionEnabled(true)
.Create();
Console.WriteLine("Created the GemFire Cache");
// Get the Portfolios Region from the Cache which is declared in the Cache XML file.
Region region = cache.GetRegion("Portfolios");
Console.WriteLine("Obtained the Region from the Cache");
region.GetAttributesMutator().SetCacheListener(new MyCacheListener(verbose));
// Register our Serializable/Cacheable Query objects, viz. Portfolio and Position.
Serializable.RegisterType(Portfolio.CreateDeserializable);
Serializable.RegisterType(Position.CreateDeserializable);
//Register all keys
region.RegisterAllKeys();
Console.WriteLine("Registered Serializable Query Objects");
// Populate the Region with some Portfolio objects.
Portfolio port1 = new Portfolio(1 /*ID*/, 10 /*size*/);
Portfolio port2 = new Portfolio(2 /*ID*/, 20 /*size*/);
Portfolio port3 = new Portfolio(3 /*ID*/, 30 /*size*/);
region.Put("Key1", port1);
region.Put("Key2", port2);
region.Put("Key3", port3);
Console.WriteLine("Populated some Portfolio Objects");
// Get the QueryService from the Cache.
QueryService qrySvc = cache.GetQueryService();
Console.WriteLine("Got the QueryService from the Cache");
//create CqAttributes with listener
CqAttributesFactory cqFac = new CqAttributesFactory();
ICqListener cqLstner = new MyCqListener(0, verbose);
cqFac.AddCqListener(cqLstner);
CqAttributes cqAttr = cqFac.Create();
//create a new cqQuery
CqQuery qry = qrySvc.NewCq(cqNames[0], queryStrings[0], cqAttr, true);
// Execute a CqQuery with Initial Results
ICqResults results = qry.ExecuteWithInitialResults();
Console.WriteLine("ResultSet Query returned {0} rows", results.Size);
SelectResultsIterator iter = results.GetIterator();
while (iter.HasNext)
{
IGFSerializable item = iter.Next();
if (item != null)
{
Struct st = item as Struct;
CacheableString key = st["key"] as CacheableString;
Console.WriteLine("Got key " + key.Value);
Portfolio port = st["value"] as Portfolio;
if (port == null)
{
Position pos = st["value"] as Position;
if (pos == null)
{
CacheableString cs = st["value"] as CacheableString;
if (cs == null)
{
Console.WriteLine("Query got other/unknown object.");
}
else
{
Console.WriteLine("Query got string : {0}.", cs.Value);
}
}
else
{
Console.WriteLine("Query got Position object with secId {0}, shares {1}.", pos.SecId, pos.SharesOutstanding);
}
}
else
{
Console.WriteLine("Query got Portfolio object with ID {0}, pkid {1}.", port.ID, port.Pkid);
}
}
}
//Stop the cq
qry.Stop();
//Restart the cq
qry.Execute();
for (int i = 1; i < cqNames.Length; i++)
{
ICqListener cqLstner1 = new MyCqListener(i, verbose);
cqFac.AddCqListener(cqLstner1);
cqAttr = cqFac.Create();
qry = qrySvc.NewCq(cqNames[i], queryStrings[i], cqAttr, true);
}
qry = qrySvc.GetCq(cqNames[6]);
cqAttr = qry.GetCqAttributes();
ICqListener[] vl = cqAttr.getCqListeners();
Console.WriteLine("number of listeners for cq[{0}] is {1}", cqNames[6], vl.Length);
qry = qrySvc.GetCq(cqNames[0]);
CqAttributesMutator cqam = qry.GetCqAttributesMutator();
for (int i = 0; i < vl.Length; i++)
{
cqam.AddCqListener(vl[i]);
}
//Stop the cq
qry.Stop();
//Start all Cq Query
qrySvc.ExecuteCqs();
for (int i = 0; i < cqNames.Length; i++)
{
Console.WriteLine("get info for cq[{0}]:", cqNames[i]);
CqQuery cqy = qrySvc.GetCq(cqNames[i]);
CqStatistics cqStats = cqy.GetStatistics();
Console.WriteLine("Cq[{0}]: CqStatistics: numInserts[{1}], numDeletes[{2}], numUpdates[{3}], numEvents[{4}]",
cqNames[i], cqStats.numInserts(), cqStats.numDeletes(), cqStats.numUpdates(), cqStats.numEvents());
}
CqServiceStatistics serviceStats = qrySvc.GetCqStatistics();
Console.WriteLine("numCqsActive={0}, numCqsCreated={1}, numCqsClosed={2}, numCqsStopped={3}, numCqsOnClient={4}",
serviceStats.numCqsActive(), serviceStats.numCqsCreated(), serviceStats.numCqsClosed(),
serviceStats.numCqsStopped(), serviceStats.numCqsOnClient());
while (true)
{
Console.WriteLine("*******Type \'q\' to quit !!!! ******");
ConsoleKeyInfo ckey;
ckey = Console.ReadKey(true);
if (ckey.Key == ConsoleKey.Q)
{
break;
}
}
//Stop all cqs
qrySvc.StopCqs();
for (int i = 0; i < cqNames.Length; i++)
{
Console.WriteLine("get info for cq[{0}]:", cqNames[i]);
CqQuery cqy = qrySvc.GetCq(cqNames[i]);
cqAttr = qry.GetCqAttributes();
vl = cqAttr.getCqListeners();
Console.WriteLine("number of listeners for cq[{0}] is {1}", cqNames[i], vl.Length);
CqStatistics cqStats = cqy.GetStatistics();
Console.WriteLine("Cq[{0}]: CqStatistics: numInserts[{1}], numDeletes[{2}], numUpdates[{3}], numEvents[{4}]",
cqNames[i], cqStats.numInserts(), cqStats.numDeletes(), cqStats.numUpdates(), cqStats.numEvents());
}
//Close all cqs
qrySvc.CloseCqs();
Console.WriteLine("numCqsActive={0}, numCqsCreated={1}, numCqsClosed={2}, numCqsStopped={3}, numCqsOnClient={4}",
serviceStats.numCqsActive(), serviceStats.numCqsCreated(), serviceStats.numCqsClosed(), serviceStats.numCqsStopped(),
serviceStats.numCqsOnClient());
// Close the GemFire Cache.
cache.Close();
Console.WriteLine("Closed the GemFire Cache");
}
// An exception should not occur
catch (GemFireException gfex) {
Console.WriteLine("CqQuery GemFire Exception: {0}", gfex.Message);
}
}
/*
* public void StepOneFailover()
* {
* // This is here so that Client1 registers information of the cacheserver
* // that has been already started
* CacheHelper.SetupJavaServers("remotequery.xml",
* "cqqueryfailover.xml");
* CacheHelper.StartJavaServer(1, "GFECS1");
* Util.Log("Cacheserver 1 started.");
*
* CacheHelper.CreateTCRegion(QueryRegionNames[0], true, true, null, true);
*
* Region region = CacheHelper.GetVerifyRegion(QueryRegionNames[0]);
* Portfolio p1 = new Portfolio(1, 100);
* Portfolio p2 = new Portfolio(2, 200);
* Portfolio p3 = new Portfolio(3, 300);
* Portfolio p4 = new Portfolio(4, 400);
*
* region.Put("1", p1);
* region.Put("2", p2);
* region.Put("3", p3);
* region.Put("4", p4);
* }
*/
/*
* public void StepTwoFailover()
* {
* CacheHelper.StartJavaServer(2, "GFECS2");
* Util.Log("Cacheserver 2 started.");
*
* IAsyncResult killRes = null;
* KillServerDelegate ksd = new KillServerDelegate(KillServer);
* CacheHelper.CreateTCRegion(QueryRegionNames[0], true, true, null, true);
*
* IRegion<object, object> region = CacheHelper.GetVerifyRegion<object, object>(QueryRegionNames[0]);
*
* var qs = CacheHelper.DCache.GetQueryService();
* CqAttributesFactory cqFac = new CqAttributesFactory();
* ICqListener cqLstner = new MyCqListener();
* cqFac.AddCqListener(cqLstner);
* CqAttributes cqAttr = cqFac.Create();
* CqQuery qry = qs.NewCq(CqName1, "select * from /" + QERegionName + " p where p.ID!<4", cqAttr, true);
* qry.Execute();
* Thread.Sleep(18000); // sleep 0.3min to allow server c query to complete
* qry = qs.GetCq(CqName1);
* cqAttr = qry.GetCqAttributes();
* ICqListener[] vl = cqAttr.getCqListeners();
* Assert.IsNotNull(vl);
* Assert.AreEqual(1, vl.Length);
* cqLstner = vl[0];
* Assert.IsNotNull(cqLstner);
* MyCqListener myLisner = cqLstner as MyCqListener;
* if (myLisner.getEventCountAfter() + myLisner.getErrorCountAfter() != 0)
* {
* Assert.Fail("cq after count not zero");
* }
*
* killRes = ksd.BeginInvoke(null, null);
* Thread.Sleep(18000); // sleep 0.3min to allow failover complete
* myLisner.failedOver();
*
* Portfolio p1 = new Portfolio(1, 100);
* Portfolio p2 = new Portfolio(2, 200);
* Portfolio p3 = new Portfolio(3, 300);
* Portfolio p4 = new Portfolio(4, 400);
*
* region.Put("4", p1);
* region.Put("3", p2);
* region.Put("2", p3);
* region.Put("1", p4);
* Thread.Sleep(18000); // sleep 0.3min to allow server c query to complete
*
* qry = qs.GetCq(CqName1);
* cqAttr = qry.GetCqAttributes();
* vl = cqAttr.getCqListeners();
* cqLstner = vl[0];
* Assert.IsNotNull(vl);
* Assert.AreEqual(1, vl.Length);
* cqLstner = vl[0];
* Assert.IsNotNull(cqLstner);
* myLisner = cqLstner as MyCqListener;
* if (myLisner.getEventCountAfter() + myLisner.getErrorCountAfter() == 0)
* {
* Assert.Fail("no cq after failover");
* }
*
* killRes.AsyncWaitHandle.WaitOne();
* ksd.EndInvoke(killRes);
* qry.Stop();
* qry.Close();
* }
*/
public void ProcessCQ(string locators)
{
CacheHelper.CreateTCRegion_Pool <object, object>(QERegionName, true, true,
null, locators, "__TESTPOOL1_", true);
IRegion <object, object> region = CacheHelper.GetVerifyRegion <object, object>(QERegionName);
Portfolio p1 = new Portfolio(1, 100);
Portfolio p2 = new Portfolio(2, 100);
Portfolio p3 = new Portfolio(3, 100);
Portfolio p4 = new Portfolio(4, 100);
region["1"] = p1;
region["2"] = p2;
region["3"] = p3;
region["4"] = p4;
var qs = CacheHelper.DCache.GetPoolManager().Find("__TESTPOOL1_").GetQueryService();
CqAttributesFactory <object, object> cqFac = new CqAttributesFactory <object, object>();
ICqListener <object, object> cqLstner = new MyCqListener <object, object>();
ICqStatusListener <object, object> cqStatusLstner = new MyCqStatusListener <object, object>(1);
ICqListener <object, object>[] v = new ICqListener <object, object> [2];
cqFac.AddCqListener(cqLstner);
v[0] = cqLstner;
v[1] = cqStatusLstner;
cqFac.InitCqListeners(v);
Util.Log("InitCqListeners called");
CqAttributes <object, object> cqAttr = cqFac.Create();
CqQuery <object, object> qry1 = qs.NewCq("CQ1", "select * from /" + QERegionName + " p where p.ID >= 1", cqAttr, false);
qry1.Execute();
Thread.Sleep(18000); // sleep 0.3min to allow server c query to complete
region["4"] = p1;
region["3"] = p2;
region["2"] = p3;
region["1"] = p4;
Thread.Sleep(18000); // sleep 0.3min to allow server c query to complete
qry1 = qs.GetCq <object, object>("CQ1");
cqAttr = qry1.GetCqAttributes();
ICqListener <object, object>[] vl = cqAttr.getCqListeners();
Assert.IsNotNull(vl);
Assert.AreEqual(2, vl.Length);
cqLstner = vl[0];
Assert.IsNotNull(cqLstner);
MyCqListener <object, object> myLisner = (MyCqListener <object, object>)cqLstner;// as MyCqListener<object, object>;
Util.Log("event count:{0}, error count {1}.", myLisner.getEventCountBefore(), myLisner.getErrorCountBefore());
Assert.AreEqual(4, myLisner.getEventCountBefore());
cqStatusLstner = (ICqStatusListener <object, object>)vl[1];
Assert.IsNotNull(cqStatusLstner);
MyCqStatusListener <object, object> myStatLisner = (MyCqStatusListener <object, object>)cqStatusLstner;// as MyCqStatusListener<object, object>;
Util.Log("event count:{0}, error count {1}.", myStatLisner.getEventCountBefore(), myStatLisner.getErrorCountBefore());
Assert.AreEqual(1, myStatLisner.getCqConnectedCount());
Assert.AreEqual(4, myStatLisner.getEventCountBefore());
CqAttributesMutator <object, object> mutator = qry1.GetCqAttributesMutator();
mutator.RemoveCqListener(cqLstner);
cqAttr = qry1.GetCqAttributes();
Util.Log("cqAttr.getCqListeners().Length = {0}", cqAttr.getCqListeners().Length);
Assert.AreEqual(1, cqAttr.getCqListeners().Length);
mutator.RemoveCqListener(cqStatusLstner);
cqAttr = qry1.GetCqAttributes();
Util.Log("1 cqAttr.getCqListeners().Length = {0}", cqAttr.getCqListeners().Length);
Assert.AreEqual(0, cqAttr.getCqListeners().Length);
ICqListener <object, object>[] v2 = new ICqListener <object, object> [2];
v2[0] = cqLstner;
v2[1] = cqStatusLstner;
MyCqListener <object, object> myLisner2 = (MyCqListener <object, object>)cqLstner;
myLisner2.Clear();
MyCqStatusListener <object, object> myStatLisner2 = (MyCqStatusListener <object, object>)cqStatusLstner;
myStatLisner2.Clear();
mutator.SetCqListeners(v2);
cqAttr = qry1.GetCqAttributes();
Assert.AreEqual(2, cqAttr.getCqListeners().Length);
region["4"] = p1;
region["3"] = p2;
region["2"] = p3;
region["1"] = p4;
Thread.Sleep(18000); // sleep 0.3min to allow server c query to complete
qry1 = qs.GetCq <object, object>("CQ1");
cqAttr = qry1.GetCqAttributes();
ICqListener <object, object>[] v3 = cqAttr.getCqListeners();
Assert.IsNotNull(v3);
Assert.AreEqual(2, vl.Length);
cqLstner = v3[0];
Assert.IsNotNull(cqLstner);
myLisner2 = (MyCqListener <object, object>)cqLstner;// as MyCqListener<object, object>;
Util.Log("event count:{0}, error count {1}.", myLisner2.getEventCountBefore(), myLisner2.getErrorCountBefore());
Assert.AreEqual(4, myLisner2.getEventCountBefore());
cqStatusLstner = (ICqStatusListener <object, object>)v3[1];
Assert.IsNotNull(cqStatusLstner);
myStatLisner2 = (MyCqStatusListener <object, object>)cqStatusLstner;// as MyCqStatusListener<object, object>;
Util.Log("event count:{0}, error count {1}.", myStatLisner2.getEventCountBefore(), myStatLisner2.getErrorCountBefore());
Assert.AreEqual(0, myStatLisner2.getCqConnectedCount());
Assert.AreEqual(4, myStatLisner2.getEventCountBefore());
mutator = qry1.GetCqAttributesMutator();
mutator.RemoveCqListener(cqLstner);
cqAttr = qry1.GetCqAttributes();
Util.Log("cqAttr.getCqListeners().Length = {0}", cqAttr.getCqListeners().Length);
Assert.AreEqual(1, cqAttr.getCqListeners().Length);
mutator.RemoveCqListener(cqStatusLstner);
cqAttr = qry1.GetCqAttributes();
Util.Log("1 cqAttr.getCqListeners().Length = {0}", cqAttr.getCqListeners().Length);
Assert.AreEqual(0, cqAttr.getCqListeners().Length);
region["4"] = p1;
region["3"] = p2;
region["2"] = p3;
region["1"] = p4;
Thread.Sleep(18000); // sleep 0.3min to allow server c query to complete
qry1 = qs.GetCq <object, object>("CQ1");
cqAttr = qry1.GetCqAttributes();
ICqListener <object, object>[] v4 = cqAttr.getCqListeners();
Assert.IsNotNull(v4);
Assert.AreEqual(0, v4.Length);
Util.Log("cqAttr.getCqListeners() done");
}
