private static View copyChildView(
GroupByView groupView,
String[] propertyNames,
Object groupByValues,
AgentInstanceViewFactoryChainContext agentInstanceContext,
View originalChildView) {
if (originalChildView instanceof MergeView) {
String message = "Unexpected merge view as child of group-by view";
log.fatal(".copySubViews " + message);
throw new EPException(message);
}
if (!(originalChildView instanceof CloneableView)) {
throw new EPException(
"Unexpected error copying subview " + originalChildView.getClass().getName());
}
CloneableView cloneableView = (CloneableView) originalChildView;
// Copy child node
View copyChildView = cloneableView.cloneView();
copyChildView.setParent(groupView);
// Make the sub views for child copying from the original to the child
copySubViews(
groupView.getCriteriaExpressions(),
propertyNames,
groupByValues,
originalChildView,
copyChildView,
agentInstanceContext);
return copyChildView;
}
