/*
***************************************************************************************
* 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.client;
import com.espertech.esper.client.Configuration;
import com.espertech.esper.client.EPServiceProvider;
import com.espertech.esper.client.EPServiceProviderManager;
import com.espertech.esper.client.EPStatement;
import com.espertech.esper.client.hook.VirtualDataWindow;
import com.espertech.esper.client.scopetest.SupportUpdateListener;
import com.espertech.esper.epl.virtualdw.VirtualDataWindowLookupContextSPI;
import com.espertech.esper.metrics.instrumentation.InstrumentationHelper;
import com.espertech.esper.supportregression.bean.SupportBean;
import com.espertech.esper.supportregression.bean.SupportBean_S0;
import com.espertech.esper.supportregression.client.SupportConfigFactory;
import com.espertech.esper.supportregression.virtualdw.SupportVirtualDW;
import com.espertech.esper.supportregression.virtualdw.SupportVirtualDWFactory;
import junit.framework.TestCase;
import javax.naming.NamingException;
import java.util.Collections;
public class TestVirtualDataWindowToLookup extends TestCase {
private EPServiceProvider epService;
private SupportUpdateListener listener;
public void setUp()
{
listener = new SupportUpdateListener();
Configuration configuration = SupportConfigFactory.getConfiguration();
configuration.addPlugInVirtualDataWindow("test", "vdw", SupportVirtualDWFactory.class.getName());
configuration.addEventType("SupportBean", SupportBean.class);
configuration.addEventType("SupportBean_S0", SupportBean_S0.class);
epService = EPServiceProviderManager.getDefaultProvider(configuration);
epService.initialize();
if (InstrumentationHelper.ENABLED) { InstrumentationHelper.startTest(epService, this.getClass(), getName());}
}
public void tearDown()
{
if (InstrumentationHelper.ENABLED) { InstrumentationHelper.endTest();}
listener = null;
}
public void testLateConsumerNoIterate() throws Exception {
// client-side
epService.getEPAdministrator().createEPL("create window MyVDW.test:vdw() as SupportBean");
SupportVirtualDW window = (SupportVirtualDW) getFromContext("/virtualdw/MyVDW");
SupportBean supportBean = new SupportBean("E1", 100);
window.setData(Collections.singleton(supportBean));
EPStatement stmt = epService.getEPAdministrator().createEPL("select (select sum(intPrimitive) from MyVDW vdw where vdw.theString = s0.p00) from SupportBean_S0 s0");
stmt.addListener(listener);
VirtualDataWindowLookupContextSPI spiContext = (VirtualDataWindowLookupContextSPI) window.getLastRequestedIndex();
// CM side
epService.getEPAdministrator().createEPL("create window MyWin#unique(theString) as SupportBean");
epService.getEPAdministrator().createEPL("insert into MyWin select * from SupportBean");
}
private VirtualDataWindow getFromContext(String name) {
try {
return (VirtualDataWindow) epService.getContext().lookup(name);
}
catch (NamingException e) {
throw new RuntimeException("Name '" + name + "' could not be looked up");
}
}
}