Package org.apache.calcite.sql.type

Class NotNullOperandTypeChecker

java.lang.Object

org.apache.calcite.sql.type.SameOperandTypeChecker

org.apache.calcite.sql.type.NotNullOperandTypeChecker

All Implemented Interfaces:

SqlOperandTypeChecker, SqlSingleOperandTypeChecker

public class NotNullOperandTypeChecker
extends SameOperandTypeChecker

Parameter type-checking strategy where all operand types must not be NULL.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.calcite.sql.type.SqlOperandTypeChecker

SqlOperandTypeChecker.Consistency

Field Summary

Fields inherited from class org.apache.calcite.sql.type.SameOperandTypeChecker

nOperands

Constructor Summary

Constructors

Constructor	Description
NotNullOperandTypeChecker(int nOperands, boolean allowCast)

Method Summary

Modifier and Type	Method	Description
boolean	checkOperandTypes(SqlCallBinding callBinding, boolean throwOnFailure)	Checks the types of all operands to an operator call.

Methods inherited from class org.apache.calcite.sql.type.SameOperandTypeChecker

checkOperandTypes, checkOperandTypesImpl, checkSingleOperandType, getAllowedSignatures, getOperandCountRange, getOperandList, getTypeName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.calcite.sql.type.SqlOperandTypeChecker

and, getConsistency, isFixedParameters, isOptional, or, typeInference, withGenerator

Methods inherited from interface org.apache.calcite.sql.type.SqlSingleOperandTypeChecker

and, or

Constructor Details

NotNullOperandTypeChecker

public NotNullOperandTypeChecker(int nOperands,
 boolean allowCast)

Method Details

checkOperandTypes

public boolean checkOperandTypes(SqlCallBinding callBinding,
 boolean throwOnFailure)

Description copied from interface: SqlOperandTypeChecker

Checks the types of all operands to an operator call.

Specified by:

checkOperandTypes in interface SqlOperandTypeChecker

Specified by:

checkOperandTypes in interface SqlSingleOperandTypeChecker

Overrides:

checkOperandTypes in class SameOperandTypeChecker

Parameters:

callBinding - description of the call to be checked

throwOnFailure - whether to throw an exception if check fails (otherwise returns false in that case)

Returns:

whether check succeeded