How to use

LiteralOperandTypeChecker

in

org.apache.calcite.sql.type

public boolean checkOperandTypes(
  SqlCallBinding callBinding,
  boolean throwOnFailure) {
 return checkSingleOperandType(
   callBinding,
   callBinding.operand(0),
   0,
   throwOnFailure);
}

public boolean checkOperandTypes(
  SqlCallBinding callBinding,
  boolean throwOnFailure) {
 return checkSingleOperandType(
   callBinding,
   callBinding.operand(0),
   0,
   throwOnFailure);
}

if(!super.checkSingleOperandType(callBinding, node, iFormalOperand, throwOnFailure)) {
 return false;