Package org.opencypher.tools.g4tree

Class InAlternative

java.lang.Object

org.opencypher.tools.g4tree.InAlternative

All Implemented Interfaces:

GrammarItem

public class InAlternative
extends Object

Nested Class Summary

Nested classes/interfaces inherited from interface org.opencypher.tools.g4tree.GrammarItem

GrammarItem.ItemType

Field Summary

Fields inherited from interface org.opencypher.tools.g4tree.GrammarItem

INDENT

Constructor Summary

Constructors

Constructor	Description
InAlternative()

Method Summary

Modifier and Type	Method	Description
void	addItem(GrammarItem grammarItem)
List<GrammarItem>	getChildren()	get the child items as a list.
String	getContentStructure(String indent)
protected GrammarItem	getItem(int index)
String	getStructure(String indent)	Reserialise showing the internal structure of the grammar.
GrammarItem.ItemType	getType()	what type, in terms of how to process its conversion to main grammar
boolean	isKeywordPart()	Could this be part or all of a keyword ? Is either a letter or all of its parts are letters
boolean	isPlural()	are there more than one of these items.
GrammarItem	reachThrough()	if this item is a wrapper round a single item, get that one.
int	size()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

InAlternative

public InAlternative()

Method Detail

getStructure

public String getStructure(String indent)

Description copied from interface: GrammarItem

Reserialise showing the internal structure of the grammar. This is based on the rules of the "orignal BNF" g4, and may not correspond to how the user thinks of the structure

Parameters:

indent - how much to indent each level of the structure

Returns:

a String showing the internals and values in the grammar

getType

public GrammarItem.ItemType getType()

Description copied from interface: GrammarItem

what type, in terms of how to process its conversion to main grammar

Returns:

getChildren

public List<GrammarItem> getChildren()

Description copied from interface: GrammarItem

get the child items as a list. Terminals will return an empty list, non-lists will return a list of one.

Specified by:

getChildren in interface GrammarItem

Returns:

size

public int size()

addItem

public void addItem(GrammarItem grammarItem)

getItem

protected GrammarItem getItem(int index)

isPlural

public boolean isPlural()

Description copied from interface: GrammarItem

are there more than one of these items. Some serialisations will require brackets of some kind if there are

Specified by:

isPlural in interface GrammarItem

Returns:

true if there are multiple of these items.

toString

public String toString()

Overrides:

toString in class Object

getContentStructure

public String getContentStructure(String indent)

reachThrough

public GrammarItem reachThrough()

Description copied from interface: GrammarItem

if this item is a wrapper round a single item, get that one. A wrapper may affect cardinality, optionality etc.

Specified by:

reachThrough in interface GrammarItem

Returns:

the wrapped item, or this item itself it if isn't wrapper.

isKeywordPart

public boolean isKeywordPart()

Description copied from interface: GrammarItem

Could this be part or all of a keyword ? Is either a letter or all of its parts are letters

Specified by:

isKeywordPart in interface GrammarItem

Returns:

true iff this could be part of a keyword