protected EvalNode visitCaseWhen(CONTEXT context, CaseWhenEval evalNode, Stack<EvalNode> stack) { stack.push(evalNode); for (CaseWhenEval.IfThenEval ifThenEval : evalNode.getIfThenEvals()) { visitIfThen(context, ifThenEval, stack); } if (evalNode.hasElse()) { visit(context, evalNode.getElse(), stack); } stack.pop(); return evalNode; }
protected EvalNode visitCaseWhen(CONTEXT context, CaseWhenEval evalNode, Stack<EvalNode> stack) { stack.push(evalNode); for (CaseWhenEval.IfThenEval ifThenEval : evalNode.getIfThenEvals()) { visitIfThen(context, ifThenEval, stack); } if (evalNode.hasElse()) { visit(context, evalNode.getElse(), stack); } stack.pop(); return evalNode; }
@Override public RESULT visitCaseWhen(CONTEXT context, CaseWhenEval evalNode, Stack<EvalNode> stack) { RESULT result = null; stack.push(evalNode); for (CaseWhenEval.IfThenEval ifThenEval : evalNode.getIfThenEvals()) { result = visitIfThen(context, ifThenEval, stack); } if (evalNode.hasElse()) { result = visit(context, evalNode.getElse(), stack); } stack.pop(); return result; }
@Override public RESULT visitCaseWhen(CONTEXT context, CaseWhenEval evalNode, Stack<EvalNode> stack) { RESULT result = null; stack.push(evalNode); for (CaseWhenEval.IfThenEval ifThenEval : evalNode.getIfThenEvals()) { result = visitIfThen(context, ifThenEval, stack); } if (evalNode.hasElse()) { result = visit(context, evalNode.getElse(), stack); } stack.pop(); return result; }
@Override protected EvalNode visitCaseWhen(Object o, CaseWhenEval evalNode, Stack<EvalNode> stack) { stack.push(evalNode); CaseWhenPredicate caseWhenPredicate = new CaseWhenPredicate(); for (CaseWhenEval.IfThenEval ifThenEval : evalNode.getIfThenEvals()) { visit(o, ifThenEval.getCondition(), stack); Expr condition = exprs.pop(); visit(o, ifThenEval.getResult(), stack); Expr result = exprs.pop(); caseWhenPredicate.addWhen(condition, result); } if (evalNode.hasElse()) { visit(o, evalNode.getElse(), stack); Expr elseResult = exprs.pop(); caseWhenPredicate.setElseResult(elseResult); } exprs.push(caseWhenPredicate); stack.pop(); return null; } }
@Override protected EvalNode visitCaseWhen(Context context, CaseWhenEval evalNode, Stack<EvalNode> stack) { stack.push(evalNode); context.append("CASE"); for (CaseWhenEval.IfThenEval ifThenEval : evalNode.getIfThenEvals()) { visitIfThen(context, ifThenEval, stack); } context.append("ELSE"); if (evalNode.hasElse()) { visit(context, evalNode.getElse(), stack); } stack.pop(); context.append("END"); return evalNode; }
@Override protected EvalNode visitCaseWhen(Context context, CaseWhenEval evalNode, Stack<EvalNode> stack) { stack.push(evalNode); context.append("CASE"); for (CaseWhenEval.IfThenEval ifThenEval : evalNode.getIfThenEvals()) { visitIfThen(context, ifThenEval, stack); } context.append("ELSE"); if (evalNode.hasElse()) { visit(context, evalNode.getElse(), stack); } stack.pop(); context.append("END"); return evalNode; }
@Override public EvalNode visitCaseWhen(Context ctx, Stack<Expr> stack, CaseWhenPredicate caseWhen) throws TajoException { CaseWhenEval caseWhenEval = new CaseWhenEval(); EvalNode condition; EvalNode result; for (CaseWhenPredicate.WhenExpr when : caseWhen.getWhens()) { condition = visit(ctx, stack, when.getCondition()); result = visit(ctx, stack, when.getResult()); caseWhenEval.addIfCond(condition, result); } if (caseWhen.hasElseResult()) { caseWhenEval.setElseResult(visit(ctx, stack, caseWhen.getElseResult())); } // Getting the widest type from all if-then expressions and else expression. DataType widestType = caseWhenEval.getIfThenEvals().get(0).getResult().getValueType(); for (int i = 1; i < caseWhenEval.getIfThenEvals().size(); i++) { widestType = CatalogUtil.getWidestType(caseWhenEval.getIfThenEvals().get(i).getResult().getValueType(), widestType); } if (caseWhen.hasElseResult()) { widestType = CatalogUtil.getWidestType(widestType, caseWhenEval.getElse().getValueType()); } assertEval(widestType != null, "Invalid Type Conversion for CaseWhen"); // implicit type conversion caseWhenEval = (CaseWhenEval) convertType(ctx, caseWhenEval, widestType); return caseWhenEval; }
public static void emit(EvalCodeGenerator codeGen, EvalCodeGenContext context, CaseWhenEval caseWhen, Stack<EvalNode> stack) { EvalNode commonTerm = extractCommonTerm(caseWhen.getIfThenEvals()); int casesNum = caseWhen.getIfThenEvals().size(); List<CaseWhenEval.IfThenEval> ifThenList = caseWhen.getIfThenEvals(); TajoGeneratorAdapter.SwitchCase[] cases = new TajoGeneratorAdapter.SwitchCase[casesNum]; for (int i = 0; i < caseWhen.getIfThenEvals().size(); i++) { int key = getSwitchIndex(ifThenList.get(i).getCondition()); EvalNode result = ifThenList.get(i).getResult(); int casesNum = caseWhen.getIfThenEvals().size(); Label [] labels = new Label[casesNum - 1]; CaseWhenEval.IfThenEval ifThenEval = caseWhen.getIfThenEvals().get(i);
public static void emit(EvalCodeGenerator codeGen, EvalCodeGenContext context, CaseWhenEval caseWhen, Stack<EvalNode> stack) { EvalNode commonTerm = extractCommonTerm(caseWhen.getIfThenEvals()); int casesNum = caseWhen.getIfThenEvals().size(); List<CaseWhenEval.IfThenEval> ifThenList = caseWhen.getIfThenEvals(); TajoGeneratorAdapter.SwitchCase[] cases = new TajoGeneratorAdapter.SwitchCase[casesNum]; for (int i = 0; i < caseWhen.getIfThenEvals().size(); i++) { int key = getSwitchIndex(ifThenList.get(i).getCondition()); EvalNode result = ifThenList.get(i).getResult(); int casesNum = caseWhen.getIfThenEvals().size(); Label [] labels = new Label[casesNum - 1]; CaseWhenEval.IfThenEval ifThenEval = caseWhen.getIfThenEvals().get(i);
@Override public EvalNode visitCaseWhen(Context ctx, Stack<Expr> stack, CaseWhenPredicate caseWhen) throws TajoException { CaseWhenEval caseWhenEval = new CaseWhenEval(); EvalNode condition; EvalNode result; for (CaseWhenPredicate.WhenExpr when : caseWhen.getWhens()) { condition = visit(ctx, stack, when.getCondition()); result = visit(ctx, stack, when.getResult()); caseWhenEval.addIfCond(condition, result); } if (caseWhen.hasElseResult()) { caseWhenEval.setElseResult(visit(ctx, stack, caseWhen.getElseResult())); } // Getting the widest type from all if-then expressions and else expression. DataType widestType = convert(caseWhenEval.getIfThenEvals().get(0).getResult().getValueType()).getDataType(); for (int i = 1; i < caseWhenEval.getIfThenEvals().size(); i++) { widestType = CatalogUtil.getWidestType( convert(caseWhenEval.getIfThenEvals().get(i).getResult().getValueType()).getDataType(), widestType); } if (caseWhen.hasElseResult()) { widestType = CatalogUtil.getWidestType( widestType, convert(caseWhenEval.getElse().getValueType()).getDataType()); } assertEval(widestType != null, "Invalid Type Conversion for CaseWhen"); // implicit type conversion caseWhenEval = (CaseWhenEval) convertType(ctx, caseWhenEval, TypeConverter.convert(widestType)); return caseWhenEval; }
for (CaseWhenEval.IfThenEval ifThen : caseWhenEval.getIfThenEvals()) { ifThen.setResult(convertType(ctx, ifThen.getResult(), toType));
for (CaseWhenEval.IfThenEval ifThen : caseWhenEval.getIfThenEvals()) { ifThen.setResult(convertType(ctx, ifThen.getResult(), toType));