mondrian.rolap
Class TargetBase

java.lang.Object
  mondrian.rolap.TargetBase

Direct Known Subclasses:

Target

public abstract class TargetBase
extends Object

Base helper class for the SQL tuple readers HighCardSqlTupleReader and SqlTupleReader.

Keeps track of target levels and constraints for adding to the SQL query. The real work is done in the extending classes, Target and SqlTupleReader.Target.

Since:

July 23, 2009

Author:

Kurtis Walker

Field Summary

(package private) Object	cacheLock
(package private) RolapLevel	level
(package private) TupleReader.MemberBuilder	memberBuilder
(package private) List<RolapMember>	srcMembers

Constructor Summary

TargetBase(List<RolapMember> srcMembers, RolapLevel level, TupleReader.MemberBuilder memberBuilder)

Method Summary

void	add(RolapMember member)
int	addRow(SqlStatement stmt, int column) Adds a row to the collection.
(package private) RolapNativeCrossJoin.NonEmptyCrossJoinConstraint	castToNonEmptyCJConstraint(TupleConstraint constraint)
abstract List<Member>	close()
RolapMember	getCurrMember()
RolapLevel	getLevel()
List<RolapMember>	getList()
List<RolapMember>	getSrcMembers()
(package private) abstract int	internalAddRow(SqlStatement stmt, int column)
abstract void	open()
void	removeCurrMember()
void	setCurrMember(RolapMember m)
void	setList(List<RolapMember> list)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

srcMembers

final List<RolapMember> srcMembers

level

final RolapLevel level

cacheLock

final Object cacheLock

memberBuilder

final TupleReader.MemberBuilder memberBuilder

Constructor Detail

TargetBase

public TargetBase(List<RolapMember> srcMembers,
                  RolapLevel level,
                  TupleReader.MemberBuilder memberBuilder)

Method Detail

setList

public void setList(List<RolapMember> list)

getSrcMembers

public List<RolapMember> getSrcMembers()

getLevel

public RolapLevel getLevel()

getCurrMember

public RolapMember getCurrMember()

removeCurrMember

public void removeCurrMember()

setCurrMember

public void setCurrMember(RolapMember m)

getList

public List<RolapMember> getList()

toString

public String toString()

Overrides:

toString in class Object

addRow

public final int addRow(SqlStatement stmt,
                        int column)
                 throws SQLException

Adds a row to the collection.

Parameters:

stmt - Statement

column - Column ordinal (0-based)

Returns:

Ordinal of next unconsumed column

Throws:

SQLException - On error

open

public abstract void open()

close

public abstract List<Member> close()

internalAddRow

abstract int internalAddRow(SqlStatement stmt,
                            int column)
                     throws SQLException

Throws:

SQLException

add

public void add(RolapMember member)

castToNonEmptyCJConstraint

RolapNativeCrossJoin.NonEmptyCrossJoinConstraint castToNonEmptyCJConstraint(TupleConstraint constraint)