/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.regression.db;
import com.espertech.esper.client.*;
import com.espertech.esper.client.scopetest.EPAssertionUtil;
import com.espertech.esper.client.scopetest.SupportUpdateListener;
import com.espertech.esper.client.time.CurrentTimeEvent;
import com.espertech.esper.supportregression.bean.SupportBean_S0;
import com.espertech.esper.supportregression.client.SupportConfigFactory;
import com.espertech.esper.supportregression.epl.SupportDatabaseService;
import junit.framework.TestCase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Properties;
public class TestDatabaseJoinPerfNoCache extends TestCase
{
private EPServiceProvider epServiceRetained;
private EPServiceProvider epServicePooled;
private SupportUpdateListener listener;
public void setUp()
{
ConfigurationDBRef configDB = new ConfigurationDBRef();
configDB.setDriverManagerConnection(SupportDatabaseService.DRIVER, SupportDatabaseService.FULLURL, new Properties());
configDB.setConnectionLifecycleEnum(ConfigurationDBRef.ConnectionLifecycleEnum.RETAIN);
Configuration configuration = SupportConfigFactory.getConfiguration();
configuration.addDatabaseReference("MyDB", configDB);
epServiceRetained = EPServiceProviderManager.getProvider("TestDatabaseJoinRetained", configuration);
epServiceRetained.initialize();
configDB = new ConfigurationDBRef();
configDB.setDriverManagerConnection(SupportDatabaseService.DRIVER, SupportDatabaseService.FULLURL, new Properties());
configDB.setConnectionLifecycleEnum(ConfigurationDBRef.ConnectionLifecycleEnum.POOLED);
configuration = SupportConfigFactory.getConfiguration();
configuration.addDatabaseReference("MyDB", configDB);
epServicePooled = EPServiceProviderManager.getProvider("TestDatabaseJoinPooled", configuration);
epServicePooled.initialize();
}
protected void tearDown() throws Exception {
listener = null;
epServicePooled.destroy();
epServiceRetained.destroy();
}
public void test100EventsRetained()
{
long startTime = System.currentTimeMillis();
try100Events(epServiceRetained);
long endTime = System.currentTimeMillis();
log.info(".test100EventsRetained delta=" + (endTime - startTime));
assertTrue(endTime - startTime < 5000);
}
public void test100EventsPooled()
{
long startTime = System.currentTimeMillis();
try100Events(epServicePooled);
long endTime = System.currentTimeMillis();
log.info(".test100EventsPooled delta=" + (endTime - startTime));
assertTrue(endTime - startTime < 10000);
}
public void testSelectRStream()
{
String stmtText = "select rstream myvarchar from " +
SupportBean_S0.class.getName() + "#length(1000) as s0," +
" sql:MyDB ['select myvarchar from mytesttable where ${id} = mytesttable.mybigint'] as s1";
EPStatement statement = epServiceRetained.getEPAdministrator().createEPL(stmtText);
listener = new SupportUpdateListener();
statement.addListener(listener);
// 1000 events should enter the window fast, no joins
long startTime = System.currentTimeMillis();
for (int i = 0; i < 1000; i++)
{
SupportBean_S0 bean = new SupportBean_S0(10);
epServiceRetained.getEPRuntime().sendEvent(bean);
assertFalse(listener.isInvoked());
}
long endTime = System.currentTimeMillis();
long delta = (endTime - startTime);
assertTrue("delta=" + delta, endTime - startTime < 1000);
// 1001st event should finally join and produce a result
SupportBean_S0 bean = new SupportBean_S0(10);
epServiceRetained.getEPRuntime().sendEvent(bean);
assertEquals("J", listener.assertOneGetNewAndReset().get("myvarchar"));
}
public void testSelectIStream()
{
// set time to zero
epServiceRetained.getEPRuntime().sendEvent(new CurrentTimeEvent(0));
String stmtText = "select istream myvarchar from " +
SupportBean_S0.class.getName() + "#time(1 sec) as s0," +
" sql:MyDB ['select myvarchar from mytesttable where ${id} = mytesttable.mybigint'] as s1";
EPStatement statement = epServiceRetained.getEPAdministrator().createEPL(stmtText);
listener = new SupportUpdateListener();
statement.addListener(listener);
// Send 100 events which all fireStatementStopped a join
for (int i = 0; i < 100; i++)
{
SupportBean_S0 bean = new SupportBean_S0(5);
epServiceRetained.getEPRuntime().sendEvent(bean);
assertEquals("E", listener.assertOneGetNewAndReset().get("myvarchar"));
}
// now advance the time, this should not produce events or join
long startTime = System.currentTimeMillis();
epServiceRetained.getEPRuntime().sendEvent(new CurrentTimeEvent(2000));
long endTime = System.currentTimeMillis();
log.info(".testSelectIStream delta=" + (endTime - startTime));
assertTrue(endTime - startTime < 200);
assertFalse(listener.isInvoked());
}
public void testWhereClauseNoIndexNoCache()
{
String stmtText = "select id, mycol3, mycol2 from " +
SupportBean_S0.class.getName() + "#keepall as s0," +
" sql:MyDB ['select mycol3, mycol2 from mytesttable_large'] as s1 where s0.id = s1.mycol3";
EPStatement statement = epServiceRetained.getEPAdministrator().createEPL(stmtText);
listener = new SupportUpdateListener();
statement.addListener(listener);
for (int i = 0; i < 20; i++)
{
int num = i + 1;
String col2 = Integer.toString(Math.round((float)num / 10));
SupportBean_S0 bean = new SupportBean_S0(num);
epServiceRetained.getEPRuntime().sendEvent(bean);
EPAssertionUtil.assertProps(listener.assertOneGetNewAndReset(), new String[]{"id", "mycol3", "mycol2"}, new Object[]{num, num, col2});
}
}
private void try100Events(EPServiceProvider engine)
{
String stmtText = "select myint from " +
SupportBean_S0.class.getName() + " as s0," +
" sql:MyDB ['select myint from mytesttable where ${id} = mytesttable.mybigint'] as s1";
EPStatement statement = engine.getEPAdministrator().createEPL(stmtText);
listener = new SupportUpdateListener();
statement.addListener(listener);
for (int i = 0; i < 100; i++)
{
int id = i % 10 + 1;
SupportBean_S0 bean = new SupportBean_S0(id);
engine.getEPRuntime().sendEvent(bean);
EventBean received = listener.assertOneGetNewAndReset();
assertEquals(id * 10, received.get("myint"));
}
}
private static final Logger log = LoggerFactory.getLogger(TestDatabaseJoinPerfNoCache.class);
}