net.oneandone.mork.regexpr

Class Loop

java.lang.Object

net.oneandone.mork.regexpr.RegExpr

net.oneandone.mork.regexpr.Loop

All Implemented Interfaces:

Serializable

public class Loop
extends RegExpr

Loop with <= 1 iterations. Caution, this is not Kleene star. Using Kleene star would be problematic because translating EBNF rules into grammars becomes much harder.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Loop(RegExpr body)

Method Summary

Modifier and Type	Method and Description
static RegExpr	createStar(RegExpr bodyInit) Kleene star.
String	toString()
Object	visit(Action action) Visit this expressions and its sub-expression and perform some action.

Methods inherited from class java.lang.Object

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

Constructor Detail

Loop

public Loop(RegExpr body)

Method Detail

createStar

public static RegExpr createStar(RegExpr bodyInit)

Kleene star.

visit

public Object visit(Action action)
             throws ActionException

Description copied from class: RegExpr

Visit this expressions and its sub-expression and perform some action.

Specified by:

visit in class RegExpr

Throws:

ActionException

toString

public String toString()

Overrides:

toString in class Object