1125 assert functionQualifier == null;
1126 final int num_operands = operands.length;
1127 if (num_operands < 2 || num_operands > 6) {
1128 throw new IllegalArgumentException(
1129 "Invalid operand count " + Arrays.toString(operands));
1131 SqlNode[] new_operands =
new SqlNode[6];
1133 new_operands[0] = operands[0];
1135 new_operands[1] = operands[1];
1137 if (num_operands < 3 || operands[2] == null) {
1138 new_operands[2] = SqlLiteral.createCharString(
"", pos);
1140 new_operands[2] = operands[2];
1143 if (num_operands < 4 || operands[3] == null) {
1144 new_operands[3] = SqlLiteral.createExactNumeric(
"1", pos);
1146 new_operands[3] = operands[3];
1149 if (num_operands < 5 || operands[4] == null) {
1150 new_operands[4] = SqlLiteral.createExactNumeric(
"0", pos);
1152 new_operands[4] = operands[4];
1155 if (num_operands < 6 || operands[5] == null) {
1156 new_operands[5] = SqlLiteral.createCharString(
"c", pos);
1158 new_operands[5] = operands[5];
1160 return super.createCall(functionQualifier, pos, new_operands);