/*
* *************************************************************************************
* Copyright (C) 2008 EsperTech, Inc. All rights reserved. *
* http://esper.codehaus.org *
* 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.multithread;
import com.espertech.esper.client.EPServiceProvider;
import com.espertech.esper.client.EPStatement;
import com.espertech.esper.client.SafeIterator;
import com.espertech.esper.client.scopetest.EPAssertionUtil;
import com.espertech.esper.support.bean.SupportMarketDataBean;
import com.espertech.esper.client.EventBean;
import java.util.concurrent.Callable;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import junit.framework.Assert;
public class StmtNamedWindowIterateCallable implements Callable
{
private final EPServiceProvider engine;
private final int numRepeats;
private final String threadKey;
private EPStatement statement;
public StmtNamedWindowIterateCallable(String threadKey, EPServiceProvider engine, int numRepeats)
{
this.engine = engine;
this.numRepeats = numRepeats;
this.threadKey = threadKey;
statement = engine.getEPAdministrator().createEPL("select theString, sum(longPrimitive) as sumLong from MyWindow group by theString");
}
public Object call() throws Exception
{
try
{
long total = 0;
for (int loop = 0; loop < numRepeats; loop++)
{
// Insert event into named window
sendMarketBean(threadKey, loop + 1);
total += loop + 1;
// iterate over private statement
SafeIterator safeIter = statement.safeIterator();
EventBean[] received = EPAssertionUtil.iteratorToArray(safeIter);
safeIter.close();
for (int i = 0; i < received.length; i++)
{
if (received[i].get("theString").equals(threadKey))
{
long sum = (Long) received[i].get("sumLong");
Assert.assertEquals(total, sum);
}
}
}
}
catch (Exception ex)
{
log.fatal("Error in thread " + Thread.currentThread().getId(), ex);
return false;
}
return true;
}
private void sendMarketBean(String symbol, long volume)
{
SupportMarketDataBean bean = new SupportMarketDataBean(symbol, 0, volume, "");
engine.getEPRuntime().sendEvent(bean);
}
private static final Log log = LogFactory.getLog(StmtNamedWindowIterateCallable.class);
}