com.facebook.presto.druid

Class DruidFilterExpressionConverter

java.lang.Object

com.facebook.presto.druid.DruidFilterExpressionConverter

All Implemented Interfaces:

RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>

public class DruidFilterExpressionConverter
extends Object
implements RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>

Constructor Summary

Constructors

Constructor and Description
DruidFilterExpressionConverter(TypeManager typeManager, FunctionMetadataManager functionMetadataManager, StandardFunctionResolution standardFunctionResolution, ConnectorSession session)

Method Summary

Modifier and Type	Method and Description
DruidExpression	visitCall(CallExpression call, Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)
DruidExpression	visitConstant(ConstantExpression literal, Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)
DruidExpression	visitInputReference(InputReferenceExpression reference, Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)
DruidExpression	visitLambda(LambdaDefinitionExpression lambda, Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)
DruidExpression	visitSpecialForm(SpecialFormExpression specialForm, Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)
DruidExpression	visitVariableReference(VariableReferenceExpression reference, Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)

Methods inherited from class java.lang.Object

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

Constructor Detail

DruidFilterExpressionConverter

public DruidFilterExpressionConverter(TypeManager typeManager,
                                      FunctionMetadataManager functionMetadataManager,
                                      StandardFunctionResolution standardFunctionResolution,
                                      ConnectorSession session)

Method Detail

visitCall

public DruidExpression visitCall(CallExpression call,
                                 Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)

Specified by:

visitCall in interface RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>

visitInputReference

public DruidExpression visitInputReference(InputReferenceExpression reference,
                                           Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)

Specified by:

visitInputReference in interface RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>

visitConstant

public DruidExpression visitConstant(ConstantExpression literal,
                                     Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)

Specified by:

visitConstant in interface RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>

visitLambda

public DruidExpression visitLambda(LambdaDefinitionExpression lambda,
                                   Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)

Specified by:

visitLambda in interface RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>

visitVariableReference

public DruidExpression visitVariableReference(VariableReferenceExpression reference,
                                              Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)

Specified by:

visitVariableReference in interface RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>

visitSpecialForm

public DruidExpression visitSpecialForm(SpecialFormExpression specialForm,
                                        Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection> context)

Specified by:

visitSpecialForm in interface RowExpressionVisitor<DruidExpression,Function<VariableReferenceExpression,DruidQueryGeneratorContext.Selection>>