Package net.hydromatic.morel.eval

Class Codes.GroupRowSink

java.lang.Object

net.hydromatic.morel.eval.Codes.BaseRowSink

net.hydromatic.morel.eval.Codes.GroupRowSink

All Implemented Interfaces:

Codes.RowSink, Describable

Enclosing class:

Codes

private static class Codes.GroupRowSink
extends Codes.BaseRowSink

Implementation of Codes.RowSink for a group clause.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) final com.google.common.collect.ImmutableList<Applicable>	aggregateCodes
(package private) final com.google.common.collect.ImmutableList<String>	inNames
(package private) final Code	keyCode
(package private) final com.google.common.collect.ImmutableList<String>	keyNames
(package private) final com.google.common.collect.ListMultimap<Object,Object>	map
(package private) final com.google.common.collect.ImmutableList<String>	outNames	group names followed by aggregate names
(package private) final Object[]	values

Fields inherited from class net.hydromatic.morel.eval.Codes.BaseRowSink

rowSink

Constructor Summary

Constructors

Constructor	Description
GroupRowSink(Code keyCode, com.google.common.collect.ImmutableList<Applicable> aggregateCodes, com.google.common.collect.ImmutableList<String> inNames, com.google.common.collect.ImmutableList<String> keyNames, com.google.common.collect.ImmutableList<String> outNames, Codes.RowSink rowSink)

Method Summary

Modifier and Type	Method	Description
void	accept(EvalEnv env)
Describer	describe(Describer describer)
private static <E> boolean	isPrefix(List<E> list0, List<E> list1)
List<Object>	result(EvalEnv env)

Methods inherited from class net.hydromatic.morel.eval.Codes.BaseRowSink

start

Methods inherited from class java.lang.Object

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

Field Details

keyCode

final Code keyCode

inNames

final com.google.common.collect.ImmutableList<String> inNames

keyNames

final com.google.common.collect.ImmutableList<String> keyNames

outNames

final com.google.common.collect.ImmutableList<String> outNames

group names followed by aggregate names

aggregateCodes

final com.google.common.collect.ImmutableList<Applicable> aggregateCodes

map

final com.google.common.collect.ListMultimap<Object,Object> map

values

final Object[] values

Constructor Details

GroupRowSink

GroupRowSink(Code keyCode,
 com.google.common.collect.ImmutableList<Applicable> aggregateCodes,
 com.google.common.collect.ImmutableList<String> inNames,
 com.google.common.collect.ImmutableList<String> keyNames,
 com.google.common.collect.ImmutableList<String> outNames,
 Codes.RowSink rowSink)

Method Details

isPrefix

private static <E> boolean isPrefix(List<E> list0,
 List<E> list1)

describe

public Describer describe(Describer describer)

accept

public void accept(EvalEnv env)

Specified by:

accept in interface Codes.RowSink

Overrides:

accept in class Codes.BaseRowSink

result

public List<Object> result(EvalEnv env)

Specified by:

result in interface Codes.RowSink

Overrides:

result in class Codes.BaseRowSink