gudusoft.gsqlparser.dlineage.dataflow.model

Class ResultColumn

Object

gudusoft.gsqlparser.dlineage.dataflow.model.Column

gudusoft.gsqlparser.dlineage.dataflow.model.ResultColumn

Direct Known Subclasses:

FunctionResultColumn, SelectSetResultColumn

public class ResultColumn
extends Column

Field Summary

Fields

Modifier and Type	Field and Description
protected String	alias
protected Pair3<Long,Long,String>	aliasEndPosition
protected Pair3<Long,Long,String>	aliasStartPosition
protected TParseTreeNode	columnObject
protected Pair3<Long,Long,String>	endPosition
protected String	fullName
protected long	id
protected boolean	isFunction
protected String	name
protected String	refColumnName
protected ResultSet	resultSet
protected Map<String,Set<TObjectName>>	starLinkColumns Deprecated. read and write the star links through the column's methods; assigning this field does not change them.
protected Pair3<Long,Long,String>	startPosition

Constructor Summary

Constructors

Constructor and Description
ResultColumn()
ResultColumn(ResultSet resultSet, TParseTreeNode columnObject)
ResultColumn(ResultSet resultSet, TResultColumn resultColumnObject)
ResultColumn(ResultSet resultSet, TResultColumn resultColumnObject, String refColumnName)
ResultColumn(SelectResultSet resultSet, Pair<TResultColumn,TObjectName> starColumnPair)

Method Summary

Modifier and Type	Method and Description
void	bindStarLinkColumn(TObjectName objectName, int index) Column.bindStarLinkColumn(TObjectName) that places a new star link at ordinal index, without passing the name on to the star's source columns.
String	getAlias()
Pair3<Long,Long,String>	getAliasEndPosition()
Pair3<Long,Long,String>	getAliasStartPosition()
protected String	getColumnName(TExpression expr)
TParseTreeNode	getColumnObject()
Pair3<Long,Long,String>	getEndPosition()
String	getFullName()
long	getId()
String	getName() The column's name as the model publishes it (a display string, not an identity).
String	getRefColumnName()
ResultSet	getResultSet()
Pair3<Long,Long,String>	getStartPosition()
List<Transform>	getTransforms()
int	indexOfStarLinkColumn(TObjectName objectName) The ordinal of the star link objectName would join.
boolean	isFunction()
boolean	isPseduo()
boolean	isShowStar()
boolean	isStruct()
void	setFunction(boolean isFunction)
void	setPseduo(boolean isPseduo)
void	setShowStar(boolean showStar)
void	setStruct(boolean isStruct)
void	setTransform(Transform transform)
String	toString()
void	unbindStarLinkColumn(TObjectName objectName) Removes the star link objectName would join, with every name it holds.

Methods inherited from class gudusoft.gsqlparser.dlineage.dataflow.model.Column

appendStarSourceColumn, bindStarLinkColumn, containsStarLinkColumn, getIdentifierKey, getStarLinkColumnList, getStarLinkColumnName, getStarLinkColumnNames, getStarLinkColumns, getStarSourceColumns, hasStarLinkColumn, inheritIdentifier, inheritStarColumn, isRenamedForCollision, isStarColumn, matchesIdentifier, mergeStarLinksFrom, nameOfCatalogColumn, nameOfColumn, nameOfText, removeStarLinkOf, setIdentifierKey, setStarColumn, shareStarLinksFrom, starLinkCatalogSpelling, starLinkCount, starLinkIdentifier, starLinkIndexOf, starLinkIndexOf, starLinkKey, starLinkMatcher, starLinkName, starLinkNameNode, starLinkNamesColumn, starLinksGroupedByIdentity, starLinkSqlSpelling

Methods inherited from class Object

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

Field Detail

resultSet

protected ResultSet resultSet

id

protected long id

alias

protected String alias

aliasStartPosition

protected Pair3<Long,Long,String> aliasStartPosition

aliasEndPosition

protected Pair3<Long,Long,String> aliasEndPosition

fullName

protected String fullName

name

protected String name

startPosition

protected Pair3<Long,Long,String> startPosition

endPosition

protected Pair3<Long,Long,String> endPosition

columnObject

protected TParseTreeNode columnObject

refColumnName

protected String refColumnName

starLinkColumns

@Deprecated
protected Map<String,Set<TObjectName>> starLinkColumns

Deprecated. read and write the star links through the column's methods; assigning this field does not change them.

A live view of this column's star links (Column.getStarLinkColumns()).

isFunction

protected boolean isFunction

Constructor Detail

ResultColumn

public ResultColumn()

ResultColumn

public ResultColumn(ResultSet resultSet,
                    TParseTreeNode columnObject)

ResultColumn

public ResultColumn(ResultSet resultSet,
                    TResultColumn resultColumnObject)

ResultColumn

public ResultColumn(ResultSet resultSet,
                    TResultColumn resultColumnObject,
                    String refColumnName)

ResultColumn

public ResultColumn(SelectResultSet resultSet,
                    Pair<TResultColumn,TObjectName> starColumnPair)

Method Detail

getColumnName

protected String getColumnName(TExpression expr)

getResultSet

public ResultSet getResultSet()

getId

public long getId()

getAlias

public String getAlias()

getAliasStartPosition

public Pair3<Long,Long,String> getAliasStartPosition()

getAliasEndPosition

public Pair3<Long,Long,String> getAliasEndPosition()

getFullName

public String getFullName()

getStartPosition

public Pair3<Long,Long,String> getStartPosition()

getEndPosition

public Pair3<Long,Long,String> getEndPosition()

getColumnObject

public TParseTreeNode getColumnObject()

getName

public String getName()

Description copied from class: Column

The column's name as the model publishes it (a display string, not an identity).

Specified by:

getName in class Column

indexOfStarLinkColumn

public int indexOfStarLinkColumn(TObjectName objectName)

The ordinal of the star link objectName would join. A name no link has gives the last ordinal (-1 when there is no link).

unbindStarLinkColumn

public void unbindStarLinkColumn(TObjectName objectName)

Removes the star link objectName would join, with every name it holds.

bindStarLinkColumn

public void bindStarLinkColumn(TObjectName objectName,
                               int index)

Column.bindStarLinkColumn(TObjectName) that places a new star link at ordinal index, without passing the name on to the star's source columns.

isShowStar

public boolean isShowStar()

setShowStar

public void setShowStar(boolean showStar)

isFunction

public boolean isFunction()

setFunction

public void setFunction(boolean isFunction)

isPseduo

public boolean isPseduo()

setPseduo

public void setPseduo(boolean isPseduo)

getRefColumnName

public String getRefColumnName()

toString

public String toString()

Overrides:

toString in class Object

isStruct

public boolean isStruct()

setStruct

public void setStruct(boolean isStruct)

getTransforms

public List<Transform> getTransforms()

setTransform

public void setTransform(Transform transform)