org.apache.flink.table.planner.functions.inference

Class OperatorBindingCallContext

java.lang.Object

org.apache.flink.table.planner.functions.inference.AbstractSqlCallContext

org.apache.flink.table.planner.functions.inference.OperatorBindingCallContext

All Implemented Interfaces:

org.apache.flink.table.types.inference.CallContext

@Internal
public final class OperatorBindingCallContext
extends AbstractSqlCallContext

A CallContext backed by SqlOperatorBinding.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.table.planner.functions.inference.AbstractSqlCallContext

AbstractSqlCallContext.LiteralValueAccessor

Constructor Summary

Constructors

Constructor and Description
OperatorBindingCallContext(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory, org.apache.flink.table.functions.FunctionDefinition definition, org.apache.calcite.sql.SqlOperatorBinding binding)

Method Summary

Modifier and Type	Method and Description
List<org.apache.flink.table.types.DataType>	getArgumentDataTypes()
<T> Optional<T>	getArgumentValue(int pos, Class<T> clazz)
Optional<org.apache.flink.table.types.DataType>	getOutputDataType()
boolean	isArgumentLiteral(int pos)
boolean	isArgumentNull(int pos)

Methods inherited from class org.apache.flink.table.planner.functions.inference.AbstractSqlCallContext

getDataTypeFactory, getFunctionDefinition, getLiteralValueAs, getName

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.table.types.inference.CallContext

newValidationError

Constructor Detail

OperatorBindingCallContext

public OperatorBindingCallContext(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory,
                                  org.apache.flink.table.functions.FunctionDefinition definition,
                                  org.apache.calcite.sql.SqlOperatorBinding binding)

Method Detail

isArgumentLiteral

public boolean isArgumentLiteral(int pos)

isArgumentNull

public boolean isArgumentNull(int pos)

getArgumentValue

public <T> Optional<T> getArgumentValue(int pos,
                                        Class<T> clazz)

getArgumentDataTypes

public List<org.apache.flink.table.types.DataType> getArgumentDataTypes()

getOutputDataType

public Optional<org.apache.flink.table.types.DataType> getOutputDataType()