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.ExprDotEvalParamLambda;
import com.espertech.esper.epl.enummethod.dot.ExprDotEvalTypeInfo;
import java.util.List;
public class ExprDotEvalSelectFrom extends ExprDotEvalEnumMethodBase {
public EventType[] getAddStreamTypes(String enumMethodUsedName, List<String> goesToNames, EventType inputEventType, Class collectionComponentType, List<ExprDotEvalParam> bodiesAndParameters) {
return new EventType[] {inputEventType};
}
public EnumEval getEnumEval(StreamTypeService streamTypeService, String enumMethodUsedName, List<ExprDotEvalParam> bodiesAndParameters, EventType inputEventType, Class collectionComponentType, int numStreamsIncoming) {
ExprDotEvalParamLambda first = (ExprDotEvalParamLambda) bodiesAndParameters.get(0);
Class returnType = first.getBodyEvaluator().getType();
super.setTypeInfo(ExprDotEvalTypeInfo.componentColl(returnType));
return new EnumEvalSelectFrom(first.getBodyEvaluator(), first.getStreamCountIncoming());
}
}