Top Description Fields Constructors Methods

com.sun.tools.xjc.reader.gbind

public abstract Class Expression

Class Inheritance

extends Object

java.lang.Object
com.sun.tools.xjc.reader.gbind.Expression

Known Direct Subclasses

com.sun.tools.xjc.reader.gbind.OneOrMore, com.sun.tools.xjc.reader.gbind.Sequence, com.sun.tools.xjc.reader.gbind.Choice, com.sun.tools.xjc.reader.gbind.Element

This builds content models.

Author: Kohsuke Kawaguchi

Field Summary

Modifier and Type	Field and Description
public static final Expression	EPSILON `Expression` that represents epsilon, the length-0 string.

Constructor Summary

Access	Constructor and Description
protected	Expression() Default constructor.

Method Summary

Modifier and Type	Method and Description
pack-priv abstract void	buildDAG(ElementSet incoming) Builds up a DAG among `Element`s in this expression.
pack-priv abstract boolean	isNullable() True of `\epsilon \in L(exp)`
pack-priv abstract ElementSet	lastSet() Computes `LAST(exp)`

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

EPSILON	back to summary
public static final Expression EPSILON `Expression` that represents epsilon, the length-0 string.

Constructor Detail

Expression	back to summary
protected Expression() Default constructor.

Method Detail

buildDAG	back to summary
pack-priv abstract void buildDAG(ElementSet incoming) Builds up a DAG among `Element`s in this expression.

isNullable	back to summary
pack-priv abstract boolean isNullable() True of `\epsilon \in L(exp)`

lastSet	back to summary
pack-priv abstract ElementSet lastSet() Computes `LAST(exp)`