BlockContext (antlr Javadoc)

java.lang.Object
- antlr.BlockContext

Direct Known Subclasses:

TreeBlockContext
```
class BlockContext
extends java.lang.Object
```
BlockContext stores the information needed when creating an alternative (list of elements). Entering a subrule requires that we save this state as each block of alternatives requires state such as "tail of current alternative."

Field Summary

Fields
Modifier and Type Field Description

(package private) int altNum

(package private) AlternativeBlock block

(package private) BlockEndElement blockEnd

Constructor Summary

Constructors
Constructor Description

BlockContext()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addAlternativeElement(AlternativeElement e)`
`Alternative`	`currentAlt()`
`AlternativeElement`	`currentElement()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

block
```
AlternativeBlock block
```

altNum
```
int altNum
```

blockEnd
```
BlockEndElement blockEnd
```

Constructor Detail
- BlockContext
```
BlockContext()
```

Method Detail

addAlternativeElement

public void addAlternativeElement(AlternativeElement e)

currentAlt
```
public Alternative currentAlt()
```

currentElement

public AlternativeElement currentElement()