/*
* *************************************************************************************
* 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.core.context.mgr;
import com.espertech.esper.client.EventBean;
import com.espertech.esper.client.EventPropertyGetter;
import com.espertech.esper.core.context.util.AgentInstanceContext;
import com.espertech.esper.core.service.EPServicesContext;
import com.espertech.esper.core.service.EPStatementHandleCallback;
import com.espertech.esper.epl.spec.ContextDetailHashItem;
import com.espertech.esper.filter.FilterHandleCallback;
import com.espertech.esper.filter.FilterService;
import com.espertech.esper.filter.FilterValueSet;
import com.espertech.esper.filter.FilterValueSetParam;
import java.util.Collection;
import java.util.List;
public class ContextControllerHashedFilterCallback implements FilterHandleCallback {
private final AgentInstanceContext agentInstanceContextCreateContext;
private final EventPropertyGetter getter;
private final ContextControllerHashedInstanceCallback callback;
private final EPStatementHandleCallback filterHandle;
public ContextControllerHashedFilterCallback(EPServicesContext servicesContext, AgentInstanceContext agentInstanceContextCreateContext, ContextDetailHashItem hashItem, ContextControllerHashedInstanceCallback callback, ContextInternalFilterAddendum filterAddendum) {
this.agentInstanceContextCreateContext = agentInstanceContextCreateContext;
this.callback = callback;
this.getter = hashItem.getLookupable().getGetter();
filterHandle = new EPStatementHandleCallback(agentInstanceContextCreateContext.getEpStatementAgentInstanceHandle(), this);
List<FilterValueSetParam> addendum = filterAddendum != null ? filterAddendum.getFilterAddendum(hashItem.getFilterSpecCompiled()) : null;
FilterValueSet filterValueSet = hashItem.getFilterSpecCompiled().getValueSet(null, null, addendum);
servicesContext.getFilterService().add(filterValueSet, filterHandle);
}
public void matchFound(EventBean theEvent, Collection<FilterHandleCallback> allStmtMatches) {
int value = (Integer) getter.get(theEvent);
callback.create(value, theEvent);
}
public boolean isSubSelect() {
return false;
}
public String getStatementId() {
return agentInstanceContextCreateContext.getStatementContext().getStatementId();
}
public void destroy(FilterService filterService) {
filterService.remove(filterHandle);
}
public EPStatementHandleCallback getFilterHandle() {
return filterHandle;
}
}