com.espertech.esper.epl.enummethod.eval.ExprDotEvalReverse Maven / Gradle / Ivy

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Complex event processing and event series analysis component

There is a newer version: 7.1.0

package com.espertech.esper.epl.enummethod.eval;

import com.espertech.esper.client.EventType;
import com.espertech.esper.epl.core.StreamTypeService;
import com.espertech.esper.epl.enummethod.dot.ExprDotEvalEnumMethodBase;
import com.espertech.esper.epl.enummethod.dot.ExprDotEvalParam;
import com.espertech.esper.epl.enummethod.dot.ExprDotEvalTypeInfo;

import java.util.List;

public class ExprDotEvalReverse extends ExprDotEvalEnumMethodBase {

    public EventType[] getAddStreamTypes(String enumMethodUsedName, List goesToNames, EventType inputEventType, Class collectionComponentType, List bodiesAndParameters) {
        return new EventType[] {};
    }

    public EnumEval getEnumEval(StreamTypeService streamTypeService, String enumMethodUsedName, List bodiesAndParameters, EventType inputEventType, Class collectionComponentType, int numStreamsIncoming) {
        if (inputEventType != null) {
            super.setTypeInfo(ExprDotEvalTypeInfo.eventColl(inputEventType));
        }
        else {
            super.setTypeInfo(ExprDotEvalTypeInfo.componentColl(collectionComponentType));
        }
        return new EnumEvalReverse(numStreamsIncoming);
    }
}