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

Class AbstractSqlCallContext

java.lang.Object

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

All Implemented Interfaces:

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

Direct Known Subclasses:

CallBindingCallContext, LookupCallContext, OperatorBindingCallContext

@Internal
public abstract class AbstractSqlCallContext
extends Object
implements org.apache.flink.table.types.inference.CallContext

A CallContext backed by Calcite abstractions.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static interface	AbstractSqlCallContext.LiteralValueAccessor	Helper interface for abstracting accessing literals.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractSqlCallContext(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory, org.apache.flink.table.functions.FunctionDefinition definition, String name, boolean isGroupedAggregation)

Method Summary

Modifier and Type	Method	Description
org.apache.flink.table.catalog.DataTypeFactory	getDataTypeFactory()
org.apache.flink.table.functions.FunctionDefinition	getFunctionDefinition()
protected static <T> T	getLiteralValueAs(AbstractSqlCallContext.LiteralValueAccessor accessor, Class<T> clazz)	Bridges to ValueLiteralExpression.getValueAs(Class).
String	getName()
boolean	isGroupedAggregation()

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

fail, getArgumentDataTypes, getArgumentValue, getOutputDataType, getTableSemantics, isArgumentLiteral, isArgumentNull, newValidationError

Constructor Details

AbstractSqlCallContext

protected AbstractSqlCallContext(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory,
 org.apache.flink.table.functions.FunctionDefinition definition,
 String name,
 boolean isGroupedAggregation)

Method Details

getDataTypeFactory

public org.apache.flink.table.catalog.DataTypeFactory getDataTypeFactory()

Specified by:

getDataTypeFactory in interface org.apache.flink.table.types.inference.CallContext

getFunctionDefinition

public org.apache.flink.table.functions.FunctionDefinition getFunctionDefinition()

Specified by:

getFunctionDefinition in interface org.apache.flink.table.types.inference.CallContext

getName

public String getName()

Specified by:

getName in interface org.apache.flink.table.types.inference.CallContext

isGroupedAggregation

public boolean isGroupedAggregation()

Specified by:

isGroupedAggregation in interface org.apache.flink.table.types.inference.CallContext

getLiteralValueAs

protected static <T> T getLiteralValueAs(AbstractSqlCallContext.LiteralValueAccessor accessor,
 Class<T> clazz)

Bridges to ValueLiteralExpression.getValueAs(Class).