HelloWorld.java

package org.cryptocoinpartners.module;

import java.io.IOException;
import java.util.List;

import javax.inject.Inject;
import javax.inject.Singleton;

import org.cryptocoinpartners.esper.annotation.When;
import org.cryptocoinpartners.schema.Event;
import org.slf4j.Logger;

import com.espertech.esper.client.deploy.DeploymentException;
import com.espertech.esper.client.deploy.ParseException;

/**
 * @author Tim Olson
 */
@Singleton
public class HelloWorld {

    @When("select * from Event")
    public void doSomethingWithEvery(Event e) {
        log.info("Hello, Event " + (++count) + " " + e);
        getAvgTrade();
    }

    static int count = 0;

    public void getAvgTrade() {

        List<Object> events = null;

        try {
            events = context.loadStatementByName("getAvgTrade");
        } catch (ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (DeploymentException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        if (events.size() > 0) {
            Double avgTrade = ((Double) events.get(events.size() - 1));
            log.info("Hello, Event " + avgTrade);
            // return(trade.getPrice());
        }

    }

    private double avgTrade;
    @Inject
    private Logger log;
    @Inject
    protected Context context;

}