How to use

isNormalized

method

in

org.apache.calcite.rex.RexProgram

public boolean isValid(Litmus litmus, Context context) {
 if (!RelOptUtil.equal(
   "program's input type",
   program.getInputRowType(),
   "child's output type",
   getInput().getRowType(), litmus)) {
  return litmus.fail(null);
 }
 if (!program.isValid(litmus, context)) {
  return litmus.fail(null);
 }
 if (!program.isNormalized(litmus, getCluster().getRexBuilder())) {
  return litmus.fail(null);
 }
 return litmus.succeed();
}

public boolean isValid(Litmus litmus, Context context) {
 if (!RelOptUtil.equal(
   "program's input type",
   program.getInputRowType(),
   "child's output type",
   getInput().getRowType(), litmus)) {
  return litmus.fail(null);
 }
 if (!program.isValid(litmus, context)) {
  return litmus.fail(null);
 }
 if (!program.isNormalized(litmus, getCluster().getRexBuilder())) {
  return litmus.fail(null);
 }
 return litmus.succeed();
}