/**
* @see org.teiid.query.resolver.CommandResolver#resolveCommand(org.teiid.query.sql.lang.Command,
* TempMetadataAdapter, boolean)
*/
public void resolveCommand(
Command command, TempMetadataAdapter metadata, boolean resolveNullLiterals)
throws QueryMetadataException, QueryResolverException, TeiidComponentException {
// by creating a new group context here it means that variables will resolve with a higher
// precedence than input/changing
GroupContext externalGroups = command.getExternalGroupContexts();
List<ElementSymbol> symbols = new LinkedList<ElementSymbol>();
String countVar =
ProcedureReservedWords.VARIABLES + Symbol.SEPARATOR + ProcedureReservedWords.ROWCOUNT;
ElementSymbol updateCount = new ElementSymbol(countVar);
updateCount.setType(DataTypeManager.DefaultDataClasses.INTEGER);
symbols.add(updateCount);
ProcedureContainerResolver.addScalarGroup(
ProcedureReservedWords.VARIABLES, metadata.getMetadataStore(), externalGroups, symbols);
if (command instanceof TriggerAction) {
TriggerAction ta = (TriggerAction) command;
CreateProcedureCommand cmd = new CreateProcedureCommand(ta.getBlock());
cmd.setVirtualGroup(ta.getView());
// TODO: this is not generally correct - we should update the api to set the appropriate type
cmd.setUpdateType(Command.TYPE_INSERT);
resolveBlock(cmd, ta.getBlock(), ta.getExternalGroupContexts(), metadata);
return;
}
CreateProcedureCommand procCommand = (CreateProcedureCommand) command;
resolveBlock(procCommand, procCommand.getBlock(), externalGroups, metadata);
}
@Override
public void visit(TriggerAction obj) {
preVisitVisitor(obj);
visitNode(obj.getBlock());
postVisitVisitor(obj);
}
